4 UM

Question 1

What is the main function of the plasma membrane?

Accepted Answer

1

Question 2

Which of the following processes requires energy (ATP)?

Accepted Answer

3

Question 3

What is the movement of water molecules across a partially permeable membrane called?

Accepted Answer

2

Question 4

Diffusion occurs when molecules move from:

Accepted Answer

1

Question 5

Which statement about osmosis is correct?

Accepted Answer

0

Question 6

What happens to an animal cell placed in a hypertonic solution?

Accepted Answer

1

Question 7

What will happen to a red blood cell placed in distilled water?

Accepted Answer

2

Question 8

What happens when a plant cell is placed in a hypertonic solution?

Accepted Answer

1

Question 9

Why does a plant cell not burst when placed in a hypotonic solution?

Accepted Answer

0

Question 10

Which process moves molecules against a concentration gradient?

Accepted Answer

3

Question 11

Which of the following statements about facilitated diffusion is true?

Accepted Answer

2

Question 12

Which transport process does NOT require a protein channel?

Accepted Answer

0

Question 13

A cell is placed in a solution, and it shrinks. What can you conclude about the solution?

Accepted Answer

1

Question 14

Why do freshwater fish not drink water like saltwater fish?

Accepted Answer

1

Question 15

A scientist observes a cell that rapidly takes in nutrients against the concentration gradient. Which process is likely occurring?

Accepted Answer

2

Question 16

What will happen if a carrot is placed in a concentrated salt solution?

Accepted Answer

1

Question 17

Which of the following is NOT an example of active transport?

Accepted Answer

2