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Question
নিচের কোনটি জীবন্ত জীবাশ্ম?
রাজকাকড়া
প্লাটিপাস
স্কোনোডন
ভেড়া
ANSWER : 1
Descrption
<p class = "MsoNormal"><span style = "font - size: 12.0pt; line - height: 115%;"><span style = "mso - spacerun: yes;"> </span></span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">রাজকাঁকড়ার</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">নীল</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">রক্ত</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">বহুমূল্যবান</span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Mangal', 'serif';">। </span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">এই</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">রক্তের</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">অসাধারণ</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">ক্ষমতা</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">বলে</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">লিমিউলাস</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">বা</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">অশ্বক্ষুরাকৃতি</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">কাঁকড়ারা</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">যে</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">কোনও</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">ধরনের</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">ব্যাকটেরিয়া</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">এবং</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">বিষাক্ত</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">পদার্থ</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">থেকে</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">নিজেদের</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">রক্ষা</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">করতে</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">পারে</span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Mangal', 'serif';">। </span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">তাই</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">চিকিৎসাবিজ্ঞানে</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">এদের</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">গুরুত্ব</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">অপরিসীম</span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Mangal', 'serif';">। </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">এদের</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">জীবন্ত</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">জীবাশ্মও</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">বলা</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">হয়</span><span style = "font - size: 12.0pt; line - height: 115%;">, </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">কারণ</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">৪৪</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">কোটি</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">৫০</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">লাখ</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">বছর</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">আগেও</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">পৃথিবীতে</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">এদের</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">অস্তিত্ব</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">ছিল</span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Mangal', 'serif';">। </span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">ডাইনোসরের</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">চেয়েও</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">প্রায়</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">২০</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">কোটি</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">বছর</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">আগে</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">পৃথিবীতে</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">এসেছিল</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">এই</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">লিমুলাস</span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Mangal', 'serif';">। </span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">তাই</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">এই</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">জলজ</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">প্রাণী</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">বিজ্ঞানীদের</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">কাছে</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">আজও</span><span style = "font - size: 12.0pt; line - height: 115%;"> </span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Vrinda', 'sans - serif';">বিস্ময়</span><span style = "font - size: 12.0pt; line - height: 115%; font - family: 'Mangal', 'serif';">। </span></p>
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