Practice mode / Biology Hunger pangs usually begin ____ after the previous meal. A Option A: 2-4 hours B Option B: 6-8 hours C Option C: 10-12 hours D Option D: 12-24 hours Correct answer D. 12-24 hours Show answer
Question 01 / Biology The element in basic structure of proteins which differentiate them from carbohydrates? A Option A: C B Option B: S C Option C: H D Option D: N Correct answer B. S Show answer Open question
Question 02 / Biology Chemical component/s less in eukaryotic cell as compared to prokaryotic cell is / are (i) lipids (ii) carbodydrates (iii) proteins (iv) DNA? A Option A: i & ii B Option B: iii & iv C Option C: i ii iii & iv D Option D: iv only Correct answer D. iv only Show answer Open question
Question 03 / Biological Molecules Proteins comprise of ____% of the total dry weight of a cell? A Option A: 40% B Option B: 50% C Option C: 60% D Option D: 70% Correct answer B. 50% Show answer Open question
Question 04 / Biology Which of the following statement is incorrect5 for fats containing unsaturated fatty acid? A Option A: They contain double bond B Option B: They are usually solid at room temperature C Option C: They are lighter than water D Option D: Their specific gravity is less than 1 Correct answer B. They are usually solid at room temperature Show answer Open question
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