Question 1: Which of the following is a part of the cell membrane?

A. Triglyceride

B. Phospholipids

C. Lipoproteins

D. All of these.

(A)
(B)
(C)
(D)

Question 2 : If a cell has solute concentration of 0.05%, which of the following solution would be hypotonic to it?

A. 0.01% solute

B. 0.1% solute

C. 1% solute

D. 10% solute

(A)
(B)
(C)
(D)

Question 3: Na-K pump is an example of

A. Active transport

B. Phagocytosis

C. Exocytosis

D. Passive transport

(A)
(B)
(C)
(D)

Question 4: Which of the following are passive transport mechanisms?

A. Osmosis

B. Diffusion

C. Both

D. None of these.

(A)
(B)
(C)
(D)

Question 5: Which of the following is essential for osmosis?

A. Permeable membrane

B. Selectively permeable membrane

C. ATP

D. Isotonic solution

(A)
(B)
(C)
(C)