{"id":14567,"date":"2026-02-17T16:33:50","date_gmt":"2026-02-17T16:33:50","guid":{"rendered":"https:\/\/tezeducation.com\/blog\/?p=14567"},"modified":"2026-02-17T16:33:50","modified_gmt":"2026-02-17T16:33:50","slug":"%e0%a4%ae-%e0%a4%aa%e0%a5%8d%e0%a4%b0-%e0%a4%9c%e0%a5%87%e0%a4%b2-%e0%a4%aa%e0%a5%8d%e0%a4%b0%e0%a4%b9%e0%a4%b0%e0%a5%80-%e0%a4%ab%e0%a5%89%e0%a4%b0%e0%a5%87%e0%a4%b8%e0%a5%8d%e0%a4%9f-%e0%a4%97-14","status":"publish","type":"post","link":"https:\/\/tezeducation.com\/blog\/%e0%a4%ae-%e0%a4%aa%e0%a5%8d%e0%a4%b0-%e0%a4%9c%e0%a5%87%e0%a4%b2-%e0%a4%aa%e0%a5%8d%e0%a4%b0%e0%a4%b9%e0%a4%b0%e0%a5%80-%e0%a4%ab%e0%a5%89%e0%a4%b0%e0%a5%87%e0%a4%b8%e0%a5%8d%e0%a4%9f-%e0%a4%97-14\/","title":{"rendered":"\u092e.\u092a\u094d\u0930. \u091c\u0947\u0932 \u092a\u094d\u0930\u0939\u0930\u0940\/\u092b\u0949\u0930\u0947\u0938\u094d\u091f \u0917\u093e\u0930\u094d\u0921\/\u0915\u094d\u0937\u0947\u0924\u094d\u0930 \u0930\u0915\u094d\u0937\u0915 \u092a\u0947\u092a\u0930-14 Science MCQs"},"content":{"rendered":"<div class=\"pvc_clear\"><\/div><p id=\"pvc_stats_14567\" class=\"pvc_stats all  \" data-element-id=\"14567\" style=\"\"><i class=\"pvc-stats-icon medium\" aria-hidden=\"true\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" version=\"1.0\" viewBox=\"0 0 502 315\" preserveAspectRatio=\"xMidYMid meet\"><g transform=\"translate(0,332) scale(0.1,-0.1)\" fill=\"\" stroke=\"none\"><path d=\"M2394 3279 l-29 -30 -3 -207 c-2 -182 0 -211 15 -242 39 -76 157 -76 196 0 15 31 17 60 15 243 l-3 209 -33 29 c-26 23 -41 29 -80 29 -41 0 -53 -5 -78 -31z\"\/><path d=\"M3085 3251 c-45 -19 -58 -50 -96 -229 -47 -217 -49 -260 -13 -295 52 -53 146 -42 177 20 16 31 87 366 87 410 0 70 -86 122 -155 94z\"\/><path d=\"M1751 3234 c-13 -9 -29 -31 -37 -50 -12 -29 -10 -49 21 -204 19 -94 39 -189 45 -210 14 -50 54 -80 110 -80 34 0 48 6 76 34 21 21 34 44 34 59 0 14 -18 113 -40 219 -37 178 -43 195 -70 221 -36 32 -101 37 -139 11z\"\/><path d=\"M1163 3073 c-36 -7 -73 -59 -73 -102 0 -56 133 -378 171 -413 34 -32 83 -37 129 -13 70 36 67 87 -16 290 -86 209 -89 214 -129 231 -35 14 -42 15 -82 7z\"\/><path d=\"M3689 3066 c-15 -9 -33 -30 -42 -48 -48 -103 -147 -355 -147 -375 0 -98 131 -148 192 -74 13 15 57 108 97 206 80 196 84 226 37 273 -30 30 -99 39 -137 18z\"\/><path d=\"M583 2784 c-38 -19 -67 -74 -58 -113 9 -42 211 -354 242 -373 16 -10 45 -18 66 -18 51 0 107 52 107 100 0 39 -1 41 -124 234 -80 126 -108 162 -133 173 -41 17 -61 16 -100 -3z\"\/><path d=\"M4250 2784 c-14 -9 -74 -91 -133 -183 -95 -150 -107 -173 -107 -213 0 -55 33 -94 87 -104 67 -13 90 8 211 198 130 202 137 225 78 284 -27 27 -42 34 -72 34 -22 0 -50 -8 -64 -16z\"\/><path d=\"M2275 2693 c-553 -48 -1095 -270 -1585 -649 -135 -104 -459 -423 -483 -476 -23 -49 -22 -139 2 -186 73 -142 361 -457 571 -626 285 -228 642 -407 990 -497 242 -63 336 -73 660 -74 310 0 370 5 595 52 535 111 1045 392 1455 803 122 121 250 273 275 326 19 41 19 137 0 174 -41 79 -309 363 -465 492 -447 370 -946 591 -1479 653 -113 14 -422 18 -536 8z m395 -428 c171 -34 330 -124 456 -258 112 -119 167 -219 211 -378 27 -96 24 -300 -5 -401 -72 -255 -236 -447 -474 -557 -132 -62 -201 -76 -368 -76 -167 0 -236 14 -368 76 -213 98 -373 271 -451 485 -162 444 86 934 547 1084 153 49 292 57 452 25z m909 -232 c222 -123 408 -262 593 -441 76 -74 138 -139 138 -144 0 -16 -233 -242 -330 -319 -155 -123 -309 -223 -461 -299 l-81 -41 32 46 c18 26 49 83 70 128 143 306 141 649 -6 957 -25 52 -61 116 -79 142 l-34 47 45 -20 c26 -10 76 -36 113 -56z m-2057 25 c-40 -58 -105 -190 -130 -263 -110 -324 -59 -707 132 -981 25 -35 42 -64 37 -64 -19 0 -241 119 -326 174 -188 122 -406 314 -532 468 l-58 71 108 103 c185 178 428 349 672 473 66 33 121 60 123 61 2 0 -10 -19 -26 -42z\"\/><path d=\"M2375 1950 c-198 -44 -350 -190 -395 -379 -18 -76 -8 -221 19 -290 114 -284 457 -406 731 -260 98 52 188 154 231 260 27 69 37 214 19 290 -38 163 -166 304 -326 360 -67 23 -215 33 -279 19z\"\/><\/g><\/svg><\/i> <img loading=\"lazy\" decoding=\"async\" width=\"16\" height=\"16\" alt=\"Loading\" src=\"https:\/\/tezeducation.com\/blog\/wp-content\/plugins\/page-views-count\/ajax-loader-2x.gif\" border=0 \/><\/p><div class=\"pvc_clear\"><\/div>\n<!DOCTYPE html>\n<html lang=\"hi\">\n<head>\n    <meta charset=\"UTF-8\">\n    <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n    <title>\u091c\u0947\u0932 \u092a\u094d\u0930\u0939\u0930\u0940\/\u0915\u094d\u0937\u0947\u0924\u094d\u0930 \u0930\u0915\u094d\u0937\u0915 \u092a\u094d\u0930\u0940\u0935\u093f\u092f\u0938 \u0908\u092f\u0930 \u092a\u0947\u092a\u0930 \u0928\u0902.-14<\/title>\n    <script src=\"https:\/\/cdn.tailwindcss.com\"><\/script>\n    <link href=\"https:\/\/fonts.googleapis.com\/css2?family=Hind:wght@400;600;700&#038;family=Poppins:wght@400;600&#038;display=swap\" rel=\"stylesheet\">\n    <style>\n        body {\n            font-family: 'Hind', sans-serif;\n            background-color: #f0f4f8;\n        }\n        .header-gradient {\n            background: linear-gradient(135deg, #1e3a8a 0%, #dc2626 100%);\n        }\n        .option-box {\n            background-color: #ffffff;\n            color: #000000;\n            border: 2px solid #e2e8f0;\n            transition: all 0.3s ease;\n            cursor: pointer;\n        }\n        .option-box:hover {\n            border-color: #3b82f6;\n            background-color: #f8fafc;\n            transform: translateY(-2px);\n        }\n        .option-box.selected {\n            border-color: #3b82f6;\n            background-color: #eff6ff;\n        }\n        .option-box.correct {\n            border-color: #22c55e;\n            background-color: #f0fdf4;\n        }\n        .option-box.wrong {\n            border-color: #ef4444;\n            background-color: #fef2f2;\n        }\n        .explanation-card {\n            display: none;\n            animation: slideDown 0.4s ease-out forwards;\n        }\n        @keyframes slideDown {\n            from { opacity: 0; transform: translateY(-10px); }\n            to { opacity: 1; transform: translateY(0); }\n        }\n        .badge-pulse {\n            animation: pulse 2s infinite;\n        }\n        @keyframes pulse {\n            0% { transform: scale(1); }\n            50% { transform: scale(1.05); }\n            100% { transform: scale(1); }\n        }\n    <\/style>\n<\/head>\n<body class=\"p-2 md:p-6\">\n\n    <div class=\"max-w-4xl mx-auto mb-8 bg-white rounded-3xl shadow-2xl overflow-hidden border-b-8 border-red-600\">\n        <div class=\"header-gradient p-6 text-white text-center relative\">\n            <div class=\"absolute top-2 right-4 bg-yellow-400 text-blue-900 px-3 py-1 rounded-full text-xs font-bold badge-pulse\">\n                New 2023 Paper\n            <\/div>\n            <h1 class=\"text-2xl md:text-4xl font-bold mb-2\">\u091c\u0947\u0932 \u092a\u094d\u0930\u0939\u0930\u0940\/\u0915\u094d\u0937\u0947\u0924\u094d\u0930 \u0930\u0915\u094d\u0937\u0915 \u092a\u094d\u0930\u0940\u0935\u093f\u092f\u0938 \u0908\u092f\u0930 \u092a\u0947\u092a\u0930 \u0928\u0902.-14, \u0935\u0930\u094d\u0937 2023<\/h1>\n            <p class=\"text-lg md:text-xl font-semibold text-yellow-300\">\u0906\u092f\u094b\u091c\u093f\u0924 \u0915\u0941\u0932 \u092a\u0947\u092a\u0930 \u0938\u0902\u0916\u094d\u092f\u093e-61<\/p>\n            <div class=\"flex flex-wrap justify-center gap-4 mt-4\">\n                <span class=\"bg-white\/20 px-4 py-1 rounded-full text-sm\">\u0935\u093f\u0937\u092f: Science<\/span>\n                <span class=\"bg-white\/20 px-4 py-1 rounded-full text-sm\">\u092a\u094d\u0930\u0936\u094d\u0928 \u0938\u0902\u0916\u094d\u092f\u093e: 20<\/span>\n            <\/div>\n        <\/div>\n        <div class=\"p-4 bg-yellow-50 text-center border-b italic text-blue-800 font-medium\">\n            &#8220;Exam \u0938\u0947 \u092a\u0939\u0932\u0947 \u0905\u092a\u0928\u0940 \u0924\u0948\u092f\u093e\u0930\u0940 \u0915\u093e \u0932\u0947\u0935\u0932 \u091c\u093e\u0902\u091a\u0947\u0902, \u0915\u093f\u0924\u0928\u0947 \u092a\u093e\u0928\u0940 \u092e\u0947\u0902 \u0939\u094b&#8221;\n        <\/div>\n    <\/div>\n\n    <div id=\"quiz-container\" class=\"max-w-4xl mx-auto space-y-6\">\n        <!-- Questions will be injected here -->\n    <\/div>\n\n    <script>\n        const questions = [\n            {\n                id: 41,\n                q: \"\u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u092e\u0947\u0902 \u0938\u0947 \u0915\u094c\u0928 \u0938\u093e \u092a\u0930\u092e\u093e\u0923\u0941 \u0930\u0947\u0921\u093f\u092f\u094b\u0927\u0930\u094d\u092e\u0940 \u0939\u0948?\",\n                options: [\"C-12\", \"C-13\", \"C-14\", \"C-15\"],\n                ans: 2, \/\/ Index of C-14\n                exp: \"C-14 (\u0915\u093e\u0930\u094d\u092c\u0928-14) \u0915\u093e\u0930\u094d\u092c\u0928 \u0915\u093e \u090f\u0915 \u0930\u0947\u0921\u093f\u092f\u094b\u0927\u0930\u094d\u092e\u0940 \u0906\u0907\u0938\u094b\u091f\u094b\u092a \u0939\u0948 \u091c\u093f\u0938\u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0915\u093e\u0930\u094d\u092c\u0928 \u0921\u0947\u091f\u093f\u0902\u0917 \u092e\u0947\u0902 \u0915\u093f\u092f\u093e \u091c\u093e\u0924\u093e \u0939\u0948\u0964 \u0907\u0938\u0915\u0940 \u0905\u0930\u094d\u0927-\u0906\u092f\u0941 \u0932\u0917\u092d\u0917 5,730 \u0935\u0930\u094d\u0937 \u0939\u094b\u0924\u0940 \u0939\u0948\u0964\"\n            },\n            {\n                id: 42,\n                q: \"\u092e\u093f\u0938\u094d\u0930 \u0915\u093f\u0938 \u0928\u0926\u0940 \u0915\u0940 \u0926\u0947\u0928 \u0939\u0948?\",\n                options: [\"\u0905\u092e\u0947\u091c\u0928 \u0928\u0926\u0940\", \"\u0928\u0940\u0932 \u0928\u0926\u0940\", \"\u092f\u0947\u0932\u094b \u0928\u0926\u0940\", \"\u0917\u0902\u0917\u093e \u0928\u0926\u0940\"],\n                ans: 1,\n                exp: \"\u092a\u094d\u0930\u093e\u091a\u0940\u0928 \u092f\u0942\u0928\u093e\u0928\u0940 \u0907\u0924\u093f\u0939\u093e\u0938\u0915\u093e\u0930 \u0939\u0947\u0930\u094b\u0921\u094b\u091f\u0938 \u0928\u0947 \u092e\u093f\u0938\u094d\u0930 \u0915\u094b '\u0928\u0940\u0932 \u0928\u0926\u0940 \u0915\u093e \u0909\u092a\u0939\u093e\u0930' (Gift of the Nile) \u0915\u0939\u093e \u0925\u093e, \u0915\u094d\u092f\u094b\u0902\u0915\u093f \u092e\u093f\u0938\u094d\u0930 \u0915\u0940 \u0938\u092d\u094d\u092f\u0924\u093e \u092a\u0942\u0930\u0940 \u0924\u0930\u0939 \u0938\u0947 \u0907\u0938 \u0928\u0926\u0940 \u0915\u0947 \u092a\u093e\u0928\u0940 \u0914\u0930 \u0909\u092a\u091c\u093e\u090a \u092e\u093f\u091f\u094d\u091f\u0940 \u092a\u0930 \u0928\u093f\u0930\u094d\u092d\u0930 \u0925\u0940\u0964\"\n            },\n            {\n                id: 43,\n                q: \"\u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u092e\u0947\u0902 \u0938\u0947 \u0915\u094c\u0928 \u092a\u0943\u0925\u094d\u0935\u0940 \u0915\u0947 \u0935\u093e\u092f\u0941\u092e\u0902\u0921\u0932 \u092e\u0947\u0902 \u092a\u093e\u0908 \u091c\u093e\u0928\u0947 \u0935\u093e\u0932\u0940 \u092a\u094d\u0930\u093e\u0925\u092e\u093f\u0915 \u0917\u094d\u0930\u0940\u0928\u0939\u093e\u0909\u0938 \u0917\u0948\u0938 \u0939\u0948?\",\n                options: [\"\u092e\u0940\u0925\u0947\u0928\", \"\u091c\u0932 \u0935\u093e\u0937\u094d\u092a\", \"\u0915\u093e\u0930\u094d\u092c\u0928 \u0921\u093e\u0907\u0911\u0915\u094d\u0938\u093e\u0907\u0921\", \"\u0928\u093e\u0907\u091f\u094d\u0930\u094b\u091c\u0928 \u0911\u0915\u094d\u0938\u093e\u0907\u0921\"],\n                ans: 2,\n                exp: \"\u0915\u093e\u0930\u094d\u092c\u0928 \u0921\u093e\u0907\u0911\u0915\u094d\u0938\u093e\u0907\u0921 (CO2) \u092e\u0941\u0916\u094d\u092f \u0917\u094d\u0930\u0940\u0928\u0939\u093e\u0909\u0938 \u0917\u0948\u0938 \u0939\u0948 \u091c\u094b \u0917\u094d\u0932\u094b\u092c\u0932 \u0935\u093e\u0930\u094d\u092e\u093f\u0902\u0917 \u0915\u0947 \u0932\u093f\u090f \u0938\u092c\u0938\u0947 \u0905\u0927\u093f\u0915 \u0909\u0924\u094d\u0924\u0930\u0926\u093e\u092f\u0940 \u0939\u0948\u0964 \u0939\u093e\u0932\u093e\u0902\u0915\u093f \u091c\u0932 \u0935\u093e\u0937\u094d\u092a \u092d\u0940 \u090f\u0915 \u0917\u094d\u0930\u0940\u0928\u0939\u093e\u0909\u0938 \u092a\u094d\u0930\u092d\u093e\u0935 \u092a\u0948\u0926\u093e \u0915\u0930\u0924\u093e \u0939\u0948, \u0932\u0947\u0915\u093f\u0928 \u092e\u093e\u0928\u0935\u0940\u092f \u0917\u0924\u093f\u0935\u093f\u0927\u093f\u092f\u094b\u0902 \u0938\u0947 CO2 \u0915\u093e \u0938\u094d\u0924\u0930 \u0938\u092c\u0938\u0947 \u0905\u0927\u093f\u0915 \u092a\u094d\u0930\u092d\u093e\u0935\u093f\u0924 \u0939\u094b\u0924\u093e \u0939\u0948\u0964\"\n            },\n            {\n                id: 44,\n                q: \"\u092a\u0940\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u0909\u092a\u092f\u0941\u0915\u094d\u0924 \u091c\u0932 \u0915\u0939\u0932\u093e\u0924\u093e \u0939\u0948:\",\n                options: [\"\u0905\u0936\u0941\u0926\u094d\u0927 \u092a\u093e\u0928\u0940\", \"\u0936\u0941\u0926\u094d\u0927 \u092a\u093e\u0928\u0940\", \"\u092a\u0940\u0928\u0947 \u092f\u094b\u0917\u094d\u092f \u092a\u093e\u0928\u0940 (Potable water)\", \"\u0938\u0941\u0930\u0915\u094d\u0937\u093f\u0924 \u092a\u093e\u0928\u0940\"],\n                ans: 2,\n                exp: \"\u091c\u094b \u092a\u093e\u0928\u0940 \u092e\u093e\u0928\u0935\u0940\u092f \u0909\u092a\u092d\u094b\u0917 (\u092a\u0940\u0928\u0947 \u0914\u0930 \u0916\u093e\u0928\u093e \u092a\u0915\u093e\u0928\u0947) \u0915\u0947 \u0932\u093f\u090f \u0938\u0941\u0930\u0915\u094d\u0937\u093f\u0924 \u0939\u094b\u0924\u093e \u0939\u0948, \u0909\u0938\u0947 'Potable water' \u092f\u093e \u092a\u0940\u0928\u0947 \u092f\u094b\u0917\u094d\u092f \u091c\u0932 \u0915\u0939\u093e \u091c\u093e\u0924\u093e \u0939\u0948\u0964\"\n            },\n            {\n                id: 45,\n                q: \"\u092f\u0939 \u090f\u0915 \u092a\u0940\u0932\u0940, \u091a\u093f\u092a\u091a\u093f\u092a\u0940 \u092b\u093f\u0932\u094d\u092e \u0939\u0948 \u091c\u094b \u0926\u093e\u0902\u0924\u094b\u0902 \u0914\u0930 \u092e\u0938\u0942\u0921\u093c\u094b\u0902 \u0915\u094b \u0922\u0915\u0924\u0940 \u0939\u0948?\",\n                options: [\"\u091f\u0948\u091f\u093e\u0930\", \"\u0921\u0947\u0902\u091f\u0932 \u092a\u094d\u0932\u093e\u0915 (\u0926\u093e\u0901\u0924 \u0915\u0940 \u092e\u0948\u0932)\", \"\u0915\u0935\u0915\", \"\u092a\u094d\u0930\u094b\u091f\u094b\u091c\u094b\u0906\"],\n                ans: 1,\n                exp: \"\u0921\u0947\u0902\u091f\u0932 \u092a\u094d\u0932\u093e\u0915 \u092c\u0948\u0915\u094d\u091f\u0940\u0930\u093f\u092f\u093e \u0915\u0940 \u090f\u0915 \u091a\u093f\u092a\u091a\u093f\u092a\u0940 \u092a\u0930\u0924 \u0939\u094b\u0924\u0940 \u0939\u0948 \u091c\u094b \u0926\u093e\u0902\u0924\u094b\u0902 \u092a\u0930 \u0932\u0917\u093e\u0924\u093e\u0930 \u092c\u0928\u0924\u0940 \u0930\u0939\u0924\u0940 \u0939\u0948\u0964 \u092f\u0926\u093f \u0907\u0938\u0947 \u0938\u093e\u092b \u0928 \u0915\u093f\u092f\u093e \u091c\u093e\u090f, \u0924\u094b \u092f\u0939 \u0938\u0916\u094d\u0924 \u0939\u094b\u0915\u0930 '\u091f\u0948\u091f\u093e\u0930' \u092c\u0928 \u091c\u093e\u0924\u093e \u0939\u0948\u0964\"\n            },\n            {\n                id: 46,\n                q: \"\u092f\u0942\u0915\u0947\u0930\u093f\u092f\u094b\u091f\u093f\u0915 \u0915\u094b\u0936\u093f\u0915\u093e\u0913\u0902 \u092e\u0947\u0902 \u0915\u094d\u092f\u093e \u0939\u094b\u0924\u093e \u0939\u0948 \u091c\u094b \u092a\u094d\u0930\u094b\u0915\u0948\u0930\u093f\u092f\u094b\u091f\u093f\u0915 \u0915\u094b\u0936\u093f\u0915\u093e\u0913\u0902 \u092e\u0947\u0902 \u0928\u0939\u0940\u0902 \u0939\u094b\u0924\u093e \u0939\u0948?\",\n                options: [\"\u0928\u093e\u092d\u093f\u0915 (Nucleus)\", \"\u0938\u093e\u0907\u091f\u094b\u092a\u094d\u0932\u093e\u091c\u094d\u092e\", \"\u0930\u093e\u0907\u092c\u094b\u0938\u094b\u092e\", \"\u0921\u0940\u090f\u0928\u090f\"],\n                ans: 0,\n                exp: \"\u092f\u0942\u0915\u0947\u0930\u093f\u092f\u094b\u091f\u093f\u0915 \u0915\u094b\u0936\u093f\u0915\u093e\u0913\u0902 \u0915\u0940 \u092e\u0941\u0916\u094d\u092f \u0935\u093f\u0936\u0947\u0937\u0924\u093e \u090f\u0915 \u0938\u094d\u092a\u0937\u094d\u091f '\u0915\u0947\u0902\u0926\u094d\u0930\u0915' (Nucleus) \u0914\u0930 \u091d\u093f\u0932\u094d\u0932\u0940 \u0938\u0947 \u0918\u093f\u0930\u0947 \u0905\u0902\u0917\u0915 (organelles) \u0915\u093e \u0939\u094b\u0928\u093e \u0939\u0948, \u091c\u094b \u092a\u094d\u0930\u094b\u0915\u0948\u0930\u093f\u092f\u094b\u091f\u093f\u0915 \u0915\u094b\u0936\u093f\u0915\u093e\u0913\u0902 \u092e\u0947\u0902 \u0905\u0928\u0941\u092a\u0938\u094d\u0925\u093f\u0924 \u0939\u094b\u0924\u0947 \u0939\u0948\u0902\u0964\"\n            },\n            {\n                id: 47,\n                q: \"\u092e\u0942\u0932\u0940, \u0936\u0932\u0917\u092e, \u0938\u0930\u0938\u094b\u0902 \u0915\u0947 \u092a\u094c\u0927\u0947 \u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u0936\u094d\u0930\u0947\u0923\u093f\u092f\u094b\u0902 \u092e\u0947\u0902 \u0938\u0947 \u0915\u093f\u0938\u092e\u0947\u0902 \u0906\u0924\u0947 \u0939\u0948\u0902?\",\n                options: [\"\u0915\u094d\u0930\u0942\u0938\u0940\u092b\u0947\u0930\u0940 (Cruciferae)\", \"\u092e\u093e\u0932\u0935\u0947\u0938\u0940\", \"\u0930\u0942\u091f\u0947\u0938\u0940\", \"\u0938\u094b\u0932\u093e\u0928\u0947\u0938\u0940\"],\n                ans: 0,\n                exp: \"\u092e\u0942\u0932\u0940, \u0938\u0930\u0938\u094b\u0902 \u0914\u0930 \u0936\u0932\u0917\u092e '\u0915\u094d\u0930\u0942\u0938\u0940\u092b\u0947\u0930\u0940' \u092a\u0930\u093f\u0935\u093e\u0930 (\u091c\u093f\u0938\u0947 \u0905\u092c \u092c\u094d\u0930\u0948\u0938\u093f\u0938\u0947\u0915\u0940\/Brassicaceae \u0915\u0939\u093e \u091c\u093e\u0924\u093e \u0939\u0948) \u0915\u0947 \u0938\u0926\u0938\u094d\u092f \u0939\u0948\u0902\u0964 \u0907\u0928\u0915\u0947 \u092b\u0942\u0932 \u0915\u094d\u0930\u0949\u0938 \u0915\u0947 \u0906\u0915\u093e\u0930 \u0915\u0947 \u0939\u094b\u0924\u0947 \u0939\u0948\u0902\u0964\"\n            },\n            {\n                id: 48,\n                q: \"\u0927\u094b\u0928\u0947 \u0915\u0947 \u0938\u094b\u0921\u093e (Washing soda) \u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0915\u0939\u093e\u0901 \u0939\u094b\u0924\u093e \u0939\u0948?\\n1. \u091c\u0932 \u0915\u0940 \u0938\u094d\u0925\u093e\u092f\u0940 \u0915\u0920\u094b\u0930\u0924\u093e \u0915\u094b \u0939\u091f\u093e\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f\\n2. \u0915\u093e\u0901\u091a, \u0938\u093e\u092c\u0941\u0928 \u0914\u0930 \u0915\u093e\u0917\u091c\u093c \u0915\u0947 \u0909\u0926\u094d\u092f\u094b\u0917\u094b\u0902 \u092e\u0947\u0902\",\n                options: [\"\u0915\u0947\u0935\u0932 1\", \"\u0915\u0947\u0935\u0932 2\", \"1 \u0914\u0930 2 \u0926\u094b\u0928\u094b\u0902\", \"\u092f\u093e \u0924\u094b 1 \u092f\u093e 2\"],\n                ans: 2,\n                exp: \"\u0927\u094b\u0928\u0947 \u0915\u093e \u0938\u094b\u0921\u093e (Na2CO3.10H2O) \u0938\u094d\u0925\u093e\u092f\u0940 \u0915\u0920\u094b\u0930\u0924\u093e \u0926\u0942\u0930 \u0915\u0930\u0928\u0947 \u0914\u0930 \u0915\u093e\u0902\u091a, \u0938\u093e\u092c\u0941\u0928 \u0906\u0926\u093f \u0915\u0947 \u0928\u093f\u0930\u094d\u092e\u093e\u0923 \u092e\u0947\u0902 \u092e\u0939\u0924\u094d\u0935\u092a\u0942\u0930\u094d\u0923 \u092d\u0942\u092e\u093f\u0915\u093e \u0928\u093f\u092d\u093e\u0924\u093e \u0939\u0948\u0964\"\n            },\n            {\n                id: 49,\n                q: \"\u092a\u094d\u0932\u093e\u0938\u094d\u091f\u093f\u0915 \u0909\u0926\u094d\u092f\u094b\u0917 \u092e\u0947\u0902 \u092a\u094d\u0930\u092f\u0941\u0915\u094d\u0924 'PVC' \u0936\u092c\u094d\u0926 \u0915\u093e \u0905\u0930\u094d\u0925 \u0915\u094d\u092f\u093e \u0939\u0948?\",\n                options: [\"\u092a\u0949\u0932\u0940\u0935\u093f\u0928\u093e\u0907\u0932 \u0915\u094d\u0932\u094b\u0930\u093e\u0907\u0921 (Polyvinyl chloride)\", \"\u092a\u0949\u0932\u0940\u0935\u093f\u0928\u093e\u0907\u0932 \u0915\u093e\u0930\u094d\u092c\u094b\u092c\u0947\u091f\", \"\u092b\u0949\u0938\u094d\u092b\u094b\u0930 \u0935\u0928\u093e\u0921\u0940\u092f\u0942 \u0915\u094d\u0932\u094b\u0930\u093e\u0907\u0921\", \"\u092b\u0949\u0932\u094d\u092b\u0940\u0928\u093e\u0907\u0932 \u0915\u094d\u0932\u094b\u0930\u093e\u0907\u0921\"],\n                ans: 0,\n                exp: \"PVC \u0915\u093e \u092a\u0942\u0930\u094d\u0923 \u0930\u0942\u092a Polyvinyl Chloride \u0939\u0948\u0964 \u092f\u0939 \u0926\u0941\u0928\u093f\u092f\u093e \u0915\u093e \u0924\u0940\u0938\u0930\u093e \u0938\u092c\u0938\u0947 \u0935\u094d\u092f\u093e\u092a\u0915 \u0930\u0942\u092a \u0938\u0947 \u0909\u0924\u094d\u092a\u093e\u0926\u093f\u0924 \u0938\u093f\u0902\u0925\u0947\u091f\u093f\u0915 \u092a\u094d\u0932\u093e\u0938\u094d\u091f\u093f\u0915 \u092a\u0949\u0932\u0940\u092e\u0930 \u0939\u0948\u0964\"\n            },\n            {\n                id: 50,\n                q: \"'\u092c\u094d\u0930\u093e\u0907\u0928' (Brine) \u0915\u093f\u0938\u0915\u093e \u0928\u093e\u092e \u0939\u0948?\",\n                options: [\"\u091c\u0932\u0940\u092f \u092a\u094b\u091f\u0947\u0936\u093f\u092f\u092e \u0915\u094d\u0932\u094b\u0930\u093e\u0907\u0921\", \"\u091c\u0932\u0940\u092f \u0905\u092e\u094b\u0928\u093f\u092f\u092e \u0915\u094d\u0932\u094b\u0930\u093e\u0907\u0921\", \"\u091c\u0932\u0940\u092f \u0938\u094b\u0921\u093f\u092f\u092e \u0915\u094d\u0932\u094b\u0930\u093e\u0907\u0921\", \"\u091c\u0932\u0940\u092f \u092c\u0947\u0930\u093f\u092f\u092e \u0915\u094d\u0932\u094b\u0930\u093e\u0907\u0921\"],\n                ans: 2,\n                exp: \"\u0938\u094b\u0921\u093f\u092f\u092e \u0915\u094d\u0932\u094b\u0930\u093e\u0907\u0921 (\u0928\u092e\u0915) \u0915\u0947 \u0938\u093e\u0902\u0926\u094d\u0930 \u091c\u0932\u0940\u092f \u0918\u094b\u0932 \u0915\u094b '\u092c\u094d\u0930\u093e\u0907\u0928' \u0915\u0939\u093e \u091c\u093e\u0924\u093e \u0939\u0948\u0964 \u0907\u0938\u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0916\u093e\u0926\u094d\u092f\u094b\u0902 \u0915\u0947 \u0938\u0902\u0930\u0915\u094d\u0937\u0923 \u0914\u0930 \u0914\u0926\u094d\u092f\u094b\u0917\u093f\u0915 \u092a\u094d\u0930\u0915\u094d\u0930\u093f\u092f\u093e\u0913\u0902 \u092e\u0947\u0902 \u0939\u094b\u0924\u093e \u0939\u0948\u0964\"\n            },\n            {\n                id: 51,\n                q: \"\u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u092e\u0947\u0902 \u0938\u0947 \u0915\u094c\u0928 \u0938\u093e \u091f\u0942\u0925\u092a\u0947\u0938\u094d\u091f \u0915\u093e \u092e\u0941\u0916\u094d\u092f \u0918\u091f\u0915 \u0939\u0948?\",\n                options: [\"\u0938\u094b\u0921\u093f\u092f\u092e \u092b\u094d\u0932\u094b\u0930\u093e\u0907\u0921\", \"\u0938\u0932\u094d\u092b\u094d\u092f\u0942\u0930\u093f\u0915 \u090f\u0938\u093f\u0921\", \"\u0939\u093e\u0907\u0921\u094d\u0930\u094b\u091c\u0928 \u0938\u093e\u0907\u0928\u093e\u0907\u0921\", \"\u092b\u0949\u0938\u094d\u091c\u0940\u0928\"],\n                ans: 0,\n                exp: \"\u0938\u094b\u0921\u093f\u092f\u092e \u092b\u094d\u0932\u094b\u0930\u093e\u0907\u0921 \u091f\u0942\u0925\u092a\u0947\u0938\u094d\u091f \u0915\u093e \u090f\u0915 \u092e\u0941\u0916\u094d\u092f \u0918\u091f\u0915 \u0939\u0948 \u091c\u094b \u0926\u093e\u0902\u0924\u094b\u0902 \u0915\u0947 \u0907\u0928\u0947\u092e\u0932 \u0915\u094b \u092e\u091c\u092c\u0942\u0924 \u0915\u0930\u0924\u093e \u0939\u0948 \u0914\u0930 \u0915\u0948\u0935\u093f\u091f\u0940 (\u0938\u0921\u093c\u0928) \u0938\u0947 \u092c\u091a\u093e\u0924\u093e \u0939\u0948\u0964\"\n            },\n            {\n                id: 52,\n                q: \"\u0930\u093e\u0938\u093e\u092f\u0928\u093f\u0915 \u0917\u0941\u0923 \u0915\u0947 \u0938\u0902\u0926\u0930\u094d\u092d \u092e\u0947\u0902, \u0938\u093f\u0932\u094d\u0915 \u092b\u093e\u0907\u092c\u0930 (Silk fibre) \u090f\u0915 ______ \u0939\u0948\u0964\",\n                options: [\"\u0938\u0948\u0932\u0942\u0932\u094b\u091c\u093c\", \"\u092a\u094d\u0930\u094b\u091f\u0940\u0928\", \"\u0915\u093e\u0930\u094d\u092c\u094b\u0939\u093e\u0907\u0921\u094d\u0930\u0947\u091f\", \"\u092a\u0949\u0932\u093f\u092e\u0930\"],\n                ans: 1,\n                exp: \"\u0930\u0947\u0936\u092e (Silk) \u092e\u0941\u0916\u094d\u092f \u0930\u0942\u092a \u0938\u0947 '\u092b\u093e\u0907\u092c\u094d\u0930\u0949\u0907\u0928' (Fibroin) \u0928\u093e\u092e\u0915 \u092a\u094d\u0930\u094b\u091f\u0940\u0928 \u0938\u0947 \u092c\u0928\u093e \u0939\u094b\u0924\u093e \u0939\u0948, \u091c\u094b \u0930\u0947\u0936\u092e \u0915\u0947 \u0915\u0940\u0921\u093c\u094b\u0902 \u0926\u094d\u0935\u093e\u0930\u093e \u0938\u094d\u0930\u093e\u0935\u093f\u0924 \u0939\u094b\u0924\u093e \u0939\u0948\u0964\"\n            },\n            {\n                id: 53,\n                q: \"\u092c\u094d\u0932\u093e\u0938\u094d\u091f \u092b\u0930\u094d\u0928\u0947\u0938 (Blast furnace) \u092e\u0947\u0902 \u0908\u0902\u0927\u0928 \u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u0938\u093e\u092e\u093e\u0928\u094d\u092f\u0924\u0903 \u0928\u093f\u092e\u094d\u0928 \u092e\u0947\u0902 \u0938\u0947 \u0915\u093f\u0938\u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0915\u093f\u092f\u093e \u091c\u093e\u0924\u093e \u0939\u0948?\",\n                options: [\"\u0909\u0924\u094d\u092a\u093e\u0926\u0915 \u0917\u0948\u0938\", \"\u0935\u093e\u091f\u0930 \u0917\u0948\u0938\", \"\u0915\u094b\u0915\", \"\u092a\u093e\u0928\u0940\"],\n                ans: 2,\n                exp: \"\u092c\u094d\u0932\u093e\u0938\u094d\u091f \u092b\u0930\u094d\u0928\u0947\u0938 (\u0935\u093e\u0924\u094d\u092f\u093e \u092d\u091f\u094d\u091f\u0940) \u092e\u0947\u0902 '\u0915\u094b\u0915' \u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0908\u0902\u0927\u0928 \u0914\u0930 \u0905\u092a\u091a\u093e\u092f\u0915 (reducing agent) \u0926\u094b\u0928\u094b\u0902 \u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u0915\u093f\u092f\u093e \u091c\u093e\u0924\u093e \u0939\u0948\u0964\"\n            },\n            {\n                id: 54,\n                q: \"\u092d\u093e\u0930\u0924 \u092e\u0947\u0902 \u0930\u093e\u0936\u0928 \u0935\u093f\u0924\u0930\u0923 \u0915\u0940 \u0936\u0941\u0930\u0941\u0906\u0924 \u0915\u093f\u0938 \u0926\u0936\u0915 \u0938\u0947 \u0939\u0941\u0908 \u0925\u0940?\",\n                options: [\"1940\", \"1950\", \"1960\", \"1970\"],\n                ans: 0,\n                exp: \"\u092d\u093e\u0930\u0924 \u092e\u0947\u0902 \u0938\u093e\u0930\u094d\u0935\u091c\u0928\u093f\u0915 \u0935\u093f\u0924\u0930\u0923 \u092a\u094d\u0930\u0923\u093e\u0932\u0940 (PDS) \u0915\u0940 \u0936\u0941\u0930\u0941\u0906\u0924 \u0926\u094d\u0935\u093f\u0924\u0940\u092f \u0935\u093f\u0936\u094d\u0935 \u092f\u0941\u0926\u094d\u0927 \u0915\u0947 \u0926\u094c\u0930\u093e\u0928 1940 \u0915\u0947 \u0926\u0936\u0915 \u092e\u0947\u0902 \u092c\u0902\u0917\u093e\u0932 \u0915\u0947 \u0905\u0915\u093e\u0932 \u0915\u0940 \u092a\u0943\u0937\u094d\u0920\u092d\u0942\u092e\u093f \u092e\u0947\u0902 \u0939\u0941\u0908 \u0925\u0940\u0964\"\n            },\n            {\n                id: 55,\n                q: \"\u0936\u0940\u0924\u0928\u093f\u0926\u094d\u0930\u093e (Hibernation) \u0936\u092c\u094d\u0926 \u0915\u0940 \u092a\u0930\u093f\u092d\u093e\u0937\u093e \u0915\u094d\u092f\u093e \u0939\u0948?\",\n                options: [\n                    \"\u092a\u0915\u094d\u0937\u093f\u092f\u094b\u0902 \u092e\u0947\u0902 \u0935\u0938\u0902\u0924 \u0915\u0947 \u0938\u092e\u092f \u092e\u0947\u0902 \u0905\u0924\u093f \u0938\u0915\u094d\u0930\u093f\u092f\u0924\u093e \u0915\u0940 \u0938\u094d\u0925\u093f\u0924\u093f\",\n                    \"\u092c\u093e\u0930\u093f\u0936 \u0915\u0947 \u092e\u094c\u0938\u092e \u092e\u0947\u0902 \u0916\u0941\u0926 \u0915\u094b \u092c\u091a\u093e\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u092a\u0915\u094d\u0937\u093f\u092f\u094b\u0902 \u0926\u094d\u0935\u093e\u0930\u093e \u0918\u094b\u0902\u0938\u0932\u0947 \u0915\u093e \u0928\u093f\u0930\u094d\u092e\u093e\u0923\",\n                    \"\u0915\u0941\u091b \u091c\u093e\u0928\u0935\u0930\u094b\u0902 \u092e\u0947\u0902 \u0938\u0930\u094d\u0926\u093f\u092f\u094b\u0902 \u0915\u0947 \u092e\u094c\u0938\u092e \u092e\u0947\u0902 \u0915\u092e \u091a\u092f\u093e\u092a\u091a\u092f (Metabolic) \u0917\u0924\u093f\u0935\u093f\u0927\u093f \u0915\u0940 \u0938\u094d\u0925\u093f\u0924\u093f\",\n                    \"\u091c\u093e\u0928\u0935\u0930\u094b\u0902 \u092e\u0947\u0902 \u0938\u0930\u094d\u0926\u093f\u092f\u094b\u0902 \u0915\u0947 \u0932\u093f\u090f \u0917\u0930\u094d\u092e\u0940 \u0915\u0947 \u092e\u094c\u0938\u092e \u092e\u0947\u0902 \u0916\u093e\u0926\u094d\u092f \u0938\u0902\u0930\u0915\u094d\u0937\u0923 \u0915\u0940 \u0906\u0926\u0924\"\n                ],\n                ans: 2,\n                exp: \"\u0936\u0940\u0924\u0928\u093f\u0926\u094d\u0930\u093e \u0935\u0939 \u0905\u0935\u0938\u094d\u0925\u093e \u0939\u0948 \u091c\u093f\u0938\u092e\u0947\u0902 \u0915\u0941\u091b \u091c\u093e\u0928\u0935\u0930 (\u091c\u0948\u0938\u0947 \u092d\u093e\u0932\u0942) \u0938\u0930\u094d\u0926\u093f\u092f\u094b\u0902 \u092e\u0947\u0902 \u0905\u092a\u0928\u0940 \u091a\u092f\u093e\u092a\u091a\u092f \u0926\u0930 \u0914\u0930 \u0936\u0930\u0940\u0930 \u0915\u0947 \u0924\u093e\u092a\u092e\u093e\u0928 \u0915\u094b \u0915\u092e \u0915\u0930 \u0926\u0947\u0924\u0947 \u0939\u0948\u0902 \u0924\u093e\u0915\u093f \u090a\u0930\u094d\u091c\u093e \u092c\u091a\u093e \u0938\u0915\u0947\u0902\u0964\"\n            },\n            {\n                id: 56,\n                q: \"\u092a\u094d\u0930\u0915\u093e\u0936 \u0938\u0902\u0936\u094d\u0932\u0947\u0937\u0923 \u0915\u0940 \u092a\u094d\u0930\u0915\u094d\u0930\u093f\u092f\u093e \u092e\u0947\u0902 \u092a\u094d\u0930\u0915\u093e\u0936 \u090a\u0930\u094d\u091c\u093e \u0915\u093e \u090f\u0915 \u0935\u093f\u0936\u0947\u0937 \u0915\u093e\u0930\u094d\u092f \u0915\u094d\u092f\u093e \u0939\u0948?\",\n                options: [\"\u0915\u094d\u0932\u094b\u0930\u094b\u092b\u093f\u0932 \u0915\u094b \u0938\u0915\u094d\u0930\u093f\u092f \u0915\u0930\u0928\u093e\", \"\u0911\u0915\u094d\u0938\u0940\u091c\u0928 \u0915\u093e \u0928\u093f\u0930\u094d\u092e\u093e\u0923\", \"\u091c\u0932 \u0915\u094b \u0938\u094b\u0916\u0928\u093e\", \"\u0915\u093e\u0930\u094d\u092c\u0928 \u0921\u093e\u0907\u0911\u0915\u094d\u0938\u093e\u0907\u0921 \u0915\u094b \u0915\u092e \u0915\u0930\u0928\u093e\"],\n                ans: 0,\n                exp: \"\u092a\u094d\u0930\u0915\u093e\u0936 \u090a\u0930\u094d\u091c\u093e \u0915\u093e \u092a\u094d\u0930\u093e\u0925\u092e\u093f\u0915 \u0915\u093e\u0930\u094d\u092f \u0915\u094d\u0932\u094b\u0930\u094b\u092b\u093f\u0932 \u0905\u0923\u0941\u0913\u0902 \u0915\u094b \u0909\u0924\u094d\u0924\u0947\u091c\u093f\u0924 (\u0938\u0915\u094d\u0930\u093f\u092f) \u0915\u0930\u0928\u093e \u0939\u0948, \u091c\u093f\u0938\u0938\u0947 \u092a\u093e\u0928\u0940 \u0915\u0947 \u0905\u0923\u0941\u0913\u0902 \u0915\u093e \u0935\u093f\u0916\u0902\u0921\u0928 (photolysis) \u0936\u0941\u0930\u0942 \u0939\u094b\u0924\u093e \u0939\u0948\u0964\"\n            },\n            {\n                id: 57,\n                q: \"\u092f\u0926\u093f \u090f\u0915 \u092a\u094c\u0927\u0947 \u0915\u0947 \u092e\u0941\u0916\u094d\u092f \u0924\u0928\u0947 \u0915\u0947 \u091c\u093e\u0907\u0932\u092e (Xylem) \u0915\u094b \u091b\u094b\u0921\u093c\u0915\u0930 \u0938\u092d\u0940 \u090a\u0924\u0915 \u090f\u0915 \u0930\u093f\u0902\u0917 \u092e\u0947\u0902 \u0939\u091f\u093e \u0926\u093f\u090f \u091c\u093e\u090f\u0902, \u0924\u094b:\",\n                options: [\"\u091c\u0921\u093c \u092a\u0939\u0932\u0947 \u092e\u0930 \u091c\u093e\u0924\u0940 \u0939\u0948\", \"\u092a\u0924\u094d\u0924\u093f\u092f\u093e\u0902 \u092a\u0939\u0932\u0947 \u092e\u0930 \u091c\u093e\u0924\u0940 \u0939\u0948\u0902\", \"\u091c\u0921\u093c \u0914\u0930 \u092a\u0924\u094d\u0924\u093f\u092f\u093e\u0901 \u090f\u0915 \u0939\u0940 \u0938\u092e\u092f \u092e\u0947\u0902 \u092e\u0930 \u091c\u093e\u090f\u0901\u0917\u0940\", \"\u0928 \u092a\u0924\u094d\u0924\u093f\u092f\u093e\u0901 \u092e\u0930\u0947\u0902\u0917\u0940 \u0914\u0930 \u0928 \u0939\u0940 \u091c\u0921\u093c\u0947\u0902\"],\n                ans: 0,\n                exp: \"\u092f\u0926\u093f \u091c\u093e\u0907\u0932\u092e \u0915\u094b \u091b\u094b\u0921\u093c\u0915\u0930 \u092c\u093e\u0915\u0940 \u090a\u0924\u0915 (\u092b\u094d\u0932\u094b\u090f\u092e \u0938\u0939\u093f\u0924) \u0939\u091f\u093e \u0926\u093f\u090f \u091c\u093e\u090f\u0902, \u0924\u094b \u092a\u0924\u094d\u0924\u093f\u092f\u094b\u0902 \u0926\u094d\u0935\u093e\u0930\u093e \u092c\u0928\u093e\u092f\u093e \u0917\u092f\u093e \u092d\u094b\u091c\u0928 \u091c\u0921\u093c\u094b\u0902 \u0924\u0915 \u0928\u0939\u0940\u0902 \u092a\u0939\u0941\u0901\u091a \u092a\u093e\u090f\u0917\u093e, \u091c\u093f\u0938\u0938\u0947 \u091c\u0921\u093c\u0947\u0902 \u092d\u0942\u0916 \u0938\u0947 \u092a\u0939\u0932\u0947 \u092e\u0930 \u091c\u093e\u090f\u0902\u0917\u0940\u0964\"\n            },\n            {\n                id: 58,\n                q: \"\u0905\u0935\u0924\u0932 \u0926\u0930\u094d\u092a\u0923 (Concave mirror) \u0915\u0947 \u092e\u093e\u092e\u0932\u0947 \u092e\u0947\u0902 \u092f\u0926\u093f \u0939\u092e \u0935\u0938\u094d\u0924\u0941 \u0915\u094b \u0935\u0915\u094d\u0930\u0924\u093e \u0915\u0947\u0902\u0926\u094d\u0930 \u0914\u0930 \u092b\u094b\u0915\u0938 \u0915\u0947 \u092c\u0940\u091a \u0930\u0916\u0924\u0947 \u0939\u0948\u0902, \u0924\u094b \u092a\u094d\u0930\u0924\u093f\u092c\u093f\u0902\u092c \u0915\u0940 \u0938\u094d\u0925\u093f\u0924\u093f \u0915\u094d\u092f\u093e \u0939\u094b\u0917\u0940?\",\n                options: [\"\u092b\u094b\u0915\u0938 \u092a\u0930\", \"\u0935\u0915\u094d\u0930\u0924\u093e \u0915\u0947\u0902\u0926\u094d\u0930 \u092a\u0930\", \"\u092b\u094b\u0915\u0938 \u0914\u0930 \u0935\u0915\u094d\u0930\u0924\u093e \u0915\u0947\u0902\u0926\u094d\u0930 \u0915\u0947 \u092c\u0940\u091a\", \"\u0935\u0915\u094d\u0930\u0924\u093e \u0915\u0947\u0902\u0926\u094d\u0930 \u0938\u0947 \u092a\u0930\u0947 (Beyond centre of curvature)\"],\n                ans: 3,\n                exp: \"\u091c\u092c \u0935\u0938\u094d\u0924\u0941 C \u0914\u0930 F \u0915\u0947 \u092c\u0940\u091a \u0939\u094b\u0924\u0940 \u0939\u0948, \u0924\u094b \u092a\u094d\u0930\u0924\u093f\u092c\u093f\u0902\u092c \u0935\u093e\u0938\u094d\u0924\u0935\u093f\u0915, \u0909\u0932\u094d\u091f\u093e, \u092c\u0921\u093c\u093e \u0914\u0930 \u0935\u0915\u094d\u0930\u0924\u093e \u0915\u0947\u0902\u0926\u094d\u0930 (C) \u0938\u0947 \u092a\u0930\u0947 \u092c\u0928\u0924\u093e \u0939\u0948\u0964\"\n            },\n            {\n                id: 59,\n                q: \"\u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u092e\u0947\u0902 \u0938\u0947 \u0915\u094c\u0928 \u0938\u093e \u0924\u0924\u094d\u0935 \u0935\u093f\u0926\u094d\u092f\u0941\u0924 \u0930\u093e\u0938\u093e\u092f\u0928\u093f\u0915 \u0936\u094d\u0930\u0943\u0902\u0916\u0932\u093e (Electrochemical series) \u092e\u0947\u0902 \u0928\u093f\u091a\u0932\u0947 \u0938\u094d\u0925\u093e\u0928 \u092a\u0930 \u0930\u0916\u093e \u0917\u092f\u093e \u0939\u0948?\",\n                options: [\"\u092a\u094b\u091f\u0947\u0936\u093f\u092f\u092e\", \"\u0938\u094b\u0921\u093f\u092f\u092e\", \"\u0915\u0948\u0932\u094d\u0936\u093f\u092f\u092e\", \"\u092e\u0948\u0917\u094d\u0928\u0940\u0936\u093f\u092f\u092e\"],\n                ans: 3,\n                exp: \"\u0926\u0940 \u0917\u0908 \u0938\u0942\u091a\u0940 (K, Na, Ca, Mg) \u092e\u0947\u0902 \u092a\u094b\u091f\u0947\u0936\u093f\u092f\u092e \u0938\u092c\u0938\u0947 \u090a\u092a\u0930 (\u0938\u092c\u0938\u0947 \u0938\u0915\u094d\u0930\u093f\u092f) \u0939\u0948 \u0914\u0930 \u092e\u0948\u0917\u094d\u0928\u0940\u0936\u093f\u092f\u092e \u0907\u0928 \u091a\u093e\u0930\u094b\u0902 \u092e\u0947\u0902 \u0938\u092c\u0938\u0947 \u0928\u0940\u091a\u0947 \u0906\u0924\u093e \u0939\u0948\u0964\"\n            },\n            {\n                id: 60,\n                q: \"\u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u092e\u0947\u0902 \u0938\u0947 \u0915\u093f\u0938 \u0938\u094d\u0925\u093e\u0928 \u092a\u0930 \u0909\u0937\u094d\u0923\u0915\u091f\u093f\u092c\u0902\u0927\u0940\u092f \u0935\u0930\u094d\u0937\u093e\u0935\u0928 (Tropical rainforests) \u0928\u0939\u0940\u0902 \u0939\u0948\u0902?\",\n                options: [\"\u092c\u094d\u0930\u093e\u091c\u093c\u0940\u0932\", \"\u092e\u0932\u0947\u0936\u093f\u092f\u093e\", \"\u0915\u0947\u0928\u094d\u092f\u093e\", \"\u0905\u0902\u091f\u093e\u0930\u094d\u0915\u091f\u093f\u0915\u093e\"],\n                ans: 3,\n                exp: \"\u0905\u0902\u091f\u093e\u0930\u094d\u0915\u091f\u093f\u0915\u093e \u090f\u0915 \u092c\u0930\u094d\u092b\u0940\u0932\u093e \u092e\u0939\u093e\u0926\u094d\u0935\u0940\u092a \u0939\u0948 \u091c\u0939\u093e\u0901 \u0905\u0924\u094d\u092f\u0927\u093f\u0915 \u0920\u0902\u0921 \u0915\u0947 \u0915\u093e\u0930\u0923 \u0915\u094b\u0908 \u0935\u0930\u094d\u0937\u093e\u0935\u0928 \u0928\u0939\u0940\u0902 \u092a\u093e\u090f \u091c\u093e\u0924\u0947\u0964 \u092f\u0939\u093e\u0901 \u0915\u0947\u0935\u0932 \u0915\u093e\u0908 \u0914\u0930 \u0932\u093e\u0907\u0915\u0947\u0928 \u091c\u0948\u0938\u0940 \u0935\u0928\u0938\u094d\u092a\u0924\u093f\u092f\u093e\u0902 \u0939\u0940 \u0938\u0902\u092d\u0935 \u0939\u0948\u0902\u0964\"\n            }\n        ];\n\n        function renderQuiz() {\n            const container = document.getElementById('quiz-container');\n            questions.forEach((item, index) => {\n                const qDiv = document.createElement('div');\n                qDiv.className = \"bg-white p-5 md:p-8 rounded-2xl shadow-lg border-l-8 border-blue-600\";\n                \n                let optionsHtml = '';\n                item.options.forEach((opt, optIdx) => {\n                    optionsHtml += `\n                        <div onclick=\"checkAnswer(${index}, ${optIdx})\" \n                             id=\"opt-${index}-${optIdx}\"\n                             class=\"option-box p-4 rounded-xl font-semibold mb-3 flex items-center gap-3\">\n                            <span class=\"w-8 h-8 flex items-center justify-center bg-gray-100 rounded-full text-sm font-bold text-gray-500\">${String.fromCharCode(65 + optIdx)}<\/span>\n                            <span>${opt}<\/span>\n                        <\/div>\n                    `;\n                });\n\n                qDiv.innerHTML = `\n                    <div class=\"flex items-start gap-4 mb-6\">\n                        <span class=\"bg-blue-600 text-white px-3 py-1 rounded-lg font-bold\">Q. ${item.id}<\/span>\n                        <h2 class=\"text-xl font-bold text-gray-800 leading-tight\">${item.q.replace(\/\\n\/g, '<br>')}<\/h2>\n                    <\/div>\n                    <div class=\"grid grid-cols-1 md:grid-cols-2 gap-x-6\">\n                        ${optionsHtml}\n                    <\/div>\n                    <div id=\"exp-${index}\" class=\"explanation-card mt-6\">\n                        <div class=\"bg-blue-50 border-2 border-blue-200 p-5 rounded-2xl\">\n                            <div class=\"flex items-center gap-2 mb-2 text-blue-800 font-bold\">\n                                <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"h-6 w-6\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\">\n                                  <path stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2\" d=\"M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z\" \/>\n                                <\/svg>\n                                \u0938\u0939\u0940 \u0909\u0924\u094d\u0924\u0930: ${item.options[item.ans]}\n                            <\/div>\n                            <p class=\"text-gray-700 leading-relaxed text-sm md:text-base\">\n                                <span class=\"font-bold text-gray-900\">\u0935\u094d\u092f\u093e\u0916\u094d\u092f\u093e:<\/span> ${item.exp}\n                            <\/p>\n                        <\/div>\n                    <\/div>\n                `;\n                container.appendChild(qDiv);\n            });\n        }\n\n        function checkAnswer(qIdx, optIdx) {\n            const question = questions[qIdx];\n            const selectedBox = document.getElementById(`opt-${qIdx}-${optIdx}`);\n            const correctBox = document.getElementById(`opt-${qIdx}-${question.ans}`);\n            const expCard = document.getElementById(`exp-${qIdx}`);\n\n            \/\/ Prevent re-clicking\n            if (expCard.style.display === \"block\") return;\n\n            \/\/ Mark correct\/wrong\n            if (optIdx === question.ans) {\n                selectedBox.classList.add('correct', 'border-green-500');\n            } else {\n                selectedBox.classList.add('wrong', 'border-red-500');\n                correctBox.classList.add('correct', 'border-green-500');\n            }\n\n            \/\/ Show explanation\n            expCard.style.display = \"block\";\n        }\n\n        window.onload = renderQuiz;\n    <\/script>\n\n<\/body>\n<\/html>\n\n\n","protected":false},"excerpt":{"rendered":"<div class=\"pvc_clear\"><\/div>\n<p id=\"pvc_stats_14567\" class=\"pvc_stats all  \" data-element-id=\"14567\" style=\"\"><i class=\"pvc-stats-icon medium\" aria-hidden=\"true\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" version=\"1.0\" viewBox=\"0 0 502 315\" preserveAspectRatio=\"xMidYMid meet\"><g transform=\"translate(0,332) scale(0.1,-0.1)\" fill=\"\" stroke=\"none\"><path d=\"M2394 3279 l-29 -30 -3 -207 c-2 -182 0 -211 15 -242 39 -76 157 -76 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