Practice mode / Biological Molecules Which of the following substance is most favourable to form structural component of biological membranes? A Option A: Hydrophilic Carbohydrates B Option B: Hydrophobic fats. C Option C: Both a and b D Option D: None of these Correct answer B. Hydrophobic fats. Show answer Report a problem How we write and check questions
Question 01 / Biological Molecules Which statement is true about an aqueous medium? A Option A: Ionic as well as non-ionic substances retain their identity in aqueous media. B Option B: Enzymes cannot perform catalysis in this medium. C Option C: Ions and molecules move randomly and are therefore in a more favourable state to react with other molecules and ions. D Option D: It is a less favourable medium for chemical reactions. Correct answer C. Ions and molecules move randomly and are therefore in a more favourable state to react with other molecules and ions. Show answer Open question
Question 02 / Biology % of water in brain cells is? A Option A: 20% B Option B: 80% C Option C: 85% D Option D: 90% Correct answer C. 85% Show answer Open question
Question 03 / Biological Molecules Which bond provides stability to complex carbohydrate molecules? A Option A: C-H B Option B: C-O C Option C: C-C D Option D: C-N Correct answer C. C-C Show answer Open question
Question 04 / Biological Molecules The bond formed when two or more atoms complete their electron shells by sharing electrons is called: A Option A: Ionic bond B Option B: Hydrogen bond C Option C: Covalent bond D Option D: Electrovalent bond Correct answer C. Covalent bond Show answer Open question
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