Cell Function 2

Question 1

Which of these chemical reactions is endergonic
A. ATP synthesis.
B. ATP breakdown.
C. Glucose synthesis.
D. Both A and c
E. Both b and c

Answer 1

D

Question 2

Which type of transport moves molecules against their concentrate gradient
A. Passive transport.
C. Diffusion.
C. Active transport.
D. Simple diffusion.
E. None of these.

Answer 2

C

Question 3

Diffusion of water across a selectively permeable membrane is
A. Active transport.
B. Diffusion.
C. Passive transport.
D. Simple diffusion.
E. Osmosis.

Answer 3

E

Question 4

A cell in a 5% salt water solution will
A. Swell as water flows in by osmosis.
B. Swell as salt flows in by diffusion.
C. Shrink as salt flows out by diffusion.
D. Cell will shrink as water flows out by osmosis.
E. Not changed due to equal water flow.

Answer 4

D

Question 5

A cell in 0% salt, pure water will
A. Swell as water flows in by osmosis.
B. Swell as salt flows by diffusion.
C. Shrink as salt flows out by diffusion.
D. Shrink as water flows out by osmosis.
E. Not changed.

Answer 5

A

Question 6

A cell in one percent saltwater solution will
A. Shrink as water flows out by osmosis.
B. Not change.
C. Shrink as salt flows out by diffusion.
D. Expand as water flows in by osmosis
E. No change due to equal water flow in and out.

Answer 6

E