Cells and Living Systems

Which structure is only found in plant cells?

• vacuole

• mitochondria

• cell membrane

• cell wall

Which organelle is the control center of the cell?

• cytoplasm

• cell membrane

• nucleus

• mitochondria

Tags

NGSS.MS-LS1-2

Which organelle's function is storage?

• nucleus

• mitochondria

• chloroplast

• vacuole

Tags

NGSS.MS-LS1-2

A group of cells working together make up a ________.

• system

• organ

• tissue

• organism

Tags

NGSS.MS-LS1-3

Why do multicellular organisms have specialized systems?

• Each system performs different functions that are needed for the organism to stay alive.

• The systems fight each other in the body.

• One system can do everything in the body.

• Because they are so big.

Tags

NGSS.MS-LS1-3

Which body system helps us fight germs?

• immune

• nervous

• endocrine

• muscular

Why do we need to take in oxygen?

• It makes the heart pump blood throughout our body.

• It breaks down wastes in the cells.

• It is used to make energy that the cells need.

• It is added to bones as you grow.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

What is homeostasis?

• the ability to find your home when you are lost

• the movement of substances to and from cells

• the ability to perform photosynthesis

• the tendency to maintain a constant, stable internal environment

Which 2 body systems send signals in your body?

• digestive and excretory

• muscular and skeletal

• respiratory and circulatory

• nervous and endocrine

Which best explains how a single-celled organism can survive without other cells?

• They do not need any substance from outside of the cell.

• They are able to perform all necessary functions within one cell. 

• They do not need to perform more than one function to survive.

• They can't survive without other cells.