Lowry Cells

1 The model shows a plant cell. Which statement correctly describes a function of the organelles in this model?

A. The mitochondria and chloroplasts are sources of energy for the cell.

B. The cytoplasm and the cell membrane deliver nutrients around the cell.

C. The mitochondria and the cell wall sort and package proteins for the cell.

D. The chloroplasts and cytoplasm send and receive messages around the cell.

• A

• B

• C

• D

Tags

NGSS.MS-LS1-2

The illustration above shows a process performed by a cell to maintain homeostasis. What is this process?

A. mitosis

B. photosynthesis

C. the removal of wastes

D. the intake of nutrients

• A

• B

• C

• D

Tags

NGSS.MS-LS1-3

NGSS.MS-LS1-7

Cells are specialized to do certain jobs. For instance, muscle cells are in constant motion and require a lot of energy to work. Muscle cells contain more of which organelle?

A. cell wall because it produces energy for the cell

B. chloroplasts because they produce energy for the cell

C. cell membrane because it produces energy for the cell

D. mitochondria because they produce energy for the cell

• A

• B

• C

• D

Tags

NGSS.MS-LS1-2

Which organelle may often be referred to as the "gate keeper" because it controls what goes in and out of the cell?

A. the cytoplasm

B. the nucleus

C. the cell membrane

D. the mitochondrion

• A

• B

• C

• D

Tags

NGSS.MS-LS1-2

Which of the following is a function of the mitochondria in a cell?

A. The mitochondria fold proteins into new shapes.

B. The mitochondria create the most energy for the cell.

C. The mitochondria regulate what enters and exits the cell.

D. The mitochondria use the sun to undergo photosynthesis

• A

• B

• C

• D

Tags

NGSS.MS-LS1-2

Which BEST describes the role of mitochondria in maintaining homeostasis for the cell?

A. Mitochondria control what crosses into and out of the cell.

B. Mitochondria manufacture and deliver proteins for the cell.

C. Mitochondria aid in the movement of organelles around the cell.

D. Mitochondria produce most of the energy that is used by the cell.

• A

• B

• C

• D

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-7

How does the nucleus contribute to maintaining homeostasis for the cell?

A. The nucleus stores water and food for the cell.

B. The nucleus directs cellular activities for the cell.

C. The nucleus produces chemical energy for the cell.

D. The nucleus packages and sorts proteins for the cell.

• A

• B

• C

• D

Tags

NGSS.MS-LS1-2

If a cell were compared to a school, which part of the school would represent the cell's nucleus?

A. the classroom walls because they give the structure to the school

B. the cafeteria cooks because they make food for the entire school

C. the principal because he or she controls all the activity in the school

D. the fence because it controls what enters and exits the school

• A

• B

• C

• D

The diagram above shows a cross section of a cell. Which statement BEST explains the function of the ribosomes in the cell?

A. The ribosomes break down and absorb material taken in by the cell.

B. The ribosomes transform energy from organic molecules into energy for the cell.

C. The ribosomes manufacture all the proteins required by the cell or exported by it.

D. The ribosomes sort and package proteins for use in the cell or export.

• A

• B

• C

• D

Tags

NGSS.MS-LS1-2

If the cells of a plant did not have a cell membrane, then the cells would most likely

A. lose their green color.

B. be more rigid and supported.

C. not be able to control what enters and exits the cells.

D. have to process sugar and make energy twice as fast.

• A

• B

• C

• D

Tags

NGSS.MS-LS1-2