Cells

What organelle controls the activities of the cell?

• ribosome

• nucleus

• cytoplasm

• vacuole

Tags

NGSS.MS-LS1-2

One difference between a plant cell and an animal cell is that

• Only plant cells have vacuoles

• Only plant cells have cell walls

• Only animal cells have a nucleus

• Only animal cells have a chloroplast

Which structures are found in both plant and animal cells?

• Vacuole and cell wall

• Chloroplast and cell wall

• Nucleus and cytoplasm

• endoplasmic reticulum and cell wall

Which of the following is found only in plant cells?

• nucleus

• vacuole

• lysosome

• chloroplasts

What is the jelly-like substance called that protects the cell's organelles?

• golgi apparatus

• ribosomes

• chloroplast

• cytoplasm

Tags

NGSS.MS-LS1-2

What is the name of the tool we use to look at cells up close?

• microscope

• thermometer

• telescope

• magnifying glass

Sam went to the doctor for a sore throat. The doctor took a sample from Sam's mouth using a cotton swab. What was the doctor likely doing?

• The doctor was placing medicine in the back of her throat to make her feel better.

• The doctor was looking to see if she had eaten any food that made her sick.

• The doctor was looking to see if harmful bacteria were growing in her throat.

• The doctor was collecting her DNA for research.

Is the following an example of microorganisms being helpful or harmful?

Microorganisms break down dead organisms.

• helpful

• harmful

Tags

NGSS.MS-LS2-3

Is the following an example of microorganisms being helpful or harmful?

Microorganisms cause meat to spoil.

• helpful

• harmful

Which TWO observations are correct about the cell shown?

• The cell is a plant cell because it has a cell wall.

• The cell is an animal cell because it has a cell wall.

• The cell is an animal cell because it has a cell membrane.

• The cell is a plant cell because it has chloroplast.

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-1