biology

What is the function of the cell membrane in both plant and animal cells?

• a. It produces energy for the cell.

• b. It controls what enters and leaves the cell.

• c. It helps the cell make food.

• d. It stores water for the cell.

Which of the following is the jelly-like substance inside a cell where most cell activities happen?

• a. Nucleus

• b. Cytoplasm

• c. Cell wall

• d. Mitochondria

. What is the main function of mitochondria in a cell?

• a. Storing water

• b. Producing energy

• c. Making proteins

• d. Giving the cell its shape

In which type of cell would you expect to find chloroplasts?

• a. Animal cell

• b. Plant cell

• c. Both plant and animal cells

• d. Bacterial cell

What organelles are often called the "power plants" of the cell because they convert chemical energy from food into compounds the cell can use?

• A. Mitochondria

• B. Ribosomes

• C. Lysosomes

• D. Vacuoles

Lysosomes are specialized organelles that contain enzymes. What is one of their functions?

• a. Lysosomes build lipids, carbohydrates, and proteins.

• b. Lysosomes package lipids, carbohydrates, and proteins.

• c. Lysosomes break down lipids, carbohydrates, and proteins.

• d. Lysosomes store lipids, carbohydrates, and proteins

Which two cellular structures are involved in the movement of the cell and its surrounding environment?

• A. Microtubules and centrioles

• B. Flagella and cilia

• C. Centrioles on the cell wall

• D. Cytoskeleton and lysosomes

Schleiden and Schwann, two German scientists, concluded that the basic unit of structure and function in living organisms is the

A. atom

B. molecule

C. cell

D. nucleus

• A

• B

• C

• D

7. Which organelle is responsible for making proteins in the cell?

a. Ribosomes

b. Vacuoles

c. Nucleus

d. Lysosomes

• A

• B

• C

• D

What is the main purpose of the cell wall in plant cells?

a. To help the plant cell make energy

b. To protect and support the plant cell

c. To control what enters and exits the plant cell

d. To store food and water for the plant cell

• A

• B

• C

• D