Science - Unit 3 Review

Plants contain many different cells. A leaf cell and a root cell are shown.

What difference between the leaf cell and root cell will most affect the plant?

• age

• function

• mass

• size

Tags

NGSS.MS-LS1-2

Which of these is not a benefit of microorganisms?

• The release nutrients in soil.

• They help make antibiotics.

• They cause food to spoil.

• They break down waste.

Which trait do cows and grass have in common?

• They both make their own food.

• They both are able to grow.

• They both take in oxygen to survive.

• They both get energy directly from the Sun.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-3

Which of these can only be found in a plant cell?

• a nucleus

• a vacuole

• a chloroplast

• a mitochondrion

Tags

NGSS.MS-LS1-6

A list is shown below.

_______________________________

-Used to make cheese and yogurt

-used to help break down food for digestion

-used to make antibiotics

-used to clean up certain chemical spills

Which title is best for this list?

• Jobs Performed by Animals Instead of People

• Ways Fungi Are Dangerous to People

• Benefits of Some Microbes for People

• Types of Infections Bacteria Cause in People

Use the two drawings of cells to answer the question that follows.

Which of the following best describes the cells shown?

• The cells are from the same organism.

• One cell is from a plant and one from an animal.

• The cells are from different types of animals.

• The cells are from different types of plants.

Tags

NGSS.MS-LS1-2

NGSS.MS-LS4-2

The picture shows four different parts of the cattail plant.

The different parts of the plant are alike because each part...

• is made from similar cells.

• absorbs water for the plant.

• is involved in photosynthesis.

• has seeds that make new plants.

Tags

NGSS.MS-LS1-1

A student studied an animal cell under a microscope. The student made a drawing of the cell and labeled some of its parts.

Which label should the student write in place of the question mark?

• Nucleolus

• Ribosome

• Cell wall

• Cell membrane

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Some different types of plants have characteristics in common. Which characteristic do most plants share?

• the size of their roots

• the shape of their leaves

• the color of their flowers

• the structure of their cells

What is the green pigment that allows plants to change the Sun's energy into chemical energy?

• glucose

• chlorophyll

• mitochondria

• photosynthesis

Tags

NGSS.MS-LS1-6