O Level Biology MCQs – Certification Test 1659

Carbohydrate in Biology MCQ (Question 1659) – App & e-Book Download

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MCQ 1659: In carbohydrates (C_nH_2mO_m), the ratio of hydrogen (H₂) and oxygen (O₂) is:

0.084027778
0.125694444
0.084722222
0.35010203

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