⛲️ पृथ्वी के क्रस्ट के प्रमुख संघटक तत्व
💧 एलुमिनियम - 8%
💧 कल्शियम - 4%
💧 ऑक्सीजन - 47%
💧 सिलिकॉन - 28%
💧 पोटैशियम - 2%
💧 अन्य - 1%
💧 आयरन - 5%
💧 सोडियम - 3%
💧 मग्नीशियम - 2%
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QUIZ ON SOCIAL SCIENCE
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1. New Policy aims for Universalisation of Education from pre-school to secondary level with 100% Gross Enrollment Ratio in school by a. 20...
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CCS Leave rules MCQ type questions with answer 1. The date on which CCS (Leave) Rules, 1972 came into effect is— (a) 1st January, 1972 (b) 2...
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Q51. If you are nervous, __________ I speak to her? A. should B. would C. can D. could Q52. The class is dismissed. You __________ leave n...
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