A cell is the most basic unit of...

• the world

• life

• planets

• nonliving things

Answer explanation

Cells make up all living organisms.

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Can you see cells with just your eyes?

• Yes

• No

Answer explanation

Cells are too small to see with just our eyes. We need to use a tool to help us.

What tool can we use to help us see a cell?

• Telescope

• Balance scale

• Microscope

• Graduated cylinder

Answer explanation

A microscope helps us see things that are too small to see with just our eyes.

In which picture is the nucleus labeled correctly?

• 
• 

Answer explanation

The nucleus is the circular organelle.

Tags

NGSS.MS-LS1-2

In which picture is the cell membrane labeled correctly?

• 
• 

Answer explanation

The cell membrane is on the inside of the cell wall.

In which picture is the cytoplasm labeled correctly?

• 
• 

Answer explanation

The cytoplasm surrounds all of the organelles and hold them in their place.

Tags

NGSS.MS-LS1-2

In which picture is the vacuole labeled correctly?

• 
• 

Answer explanation

The vacuole in a plant cell is much larger than the vacuole in an animal cell.

Tags

NGSS.MS-LS1-2

In which picture is the chloroplast labeled correctly?

• 
• 

Answer explanation

The chloroplasts are the green oval-shaped organelles.

Tags

NGSS.MS-LS1-2

In which picture is the cell wall labeled correctly?

• 
• 

Answer explanation

The cell wall is the outside boundary of a plant cell.

Which organelle fills the cell and holds all other organelles in place?

• Cell membrane

• Cytoplasm

• Vacuole

• Nucleus

Tags

NGSS.MS-LS1-2