3rd Grade Science Test 3

Question 1

This absorbs water and nutrients from the soil

Answer 1

roots

Question 2

This makes food for the plant

Answer 2

leaves

Question 3

This contains seeds

Answer 3

fruit

Question 4

This transports water and food through the plant

Answer 4

stems

Question 5

The coloring that makes a plant green _______.

Answer 5

chlorophyll

Question 6

This is the process that plants make food through.

Answer 6

photosynthesis

Question 7

Plants use energy from _____ to make food.

Answer 7

sun

Question 8

Plants need sunlight, water and ____ to make food.

Answer 8

carbon dioxide

Question 9

The ___ on a plant’s leaves open and close to take carbon dioxide into the plant and let oxygen out.

Answer 9

stomata

Question 10

During photosynthesis, plants produce food and _______.

Answer 10

oxygen

Question 11

The food that a plant makes is a type of ______.

Answer 11

sugar

Question 12

Why do people and animals eat plants?

Answer 12

to get the energy stored there

Question 13

Name two plant whose stems we can eat

Answer 13

brocoli and celery

Question 14

Name three plants whose leaves we can eat

Answer 14

cabbages, lettuce and spinach

Question 15

What is the standard metric unit for measuring length and distance?

Answer 15

the meter