4th Grade Science Unit 4 Review

How is the weather in the Pacific Northwest Forest?

• hot and dry

• cold and dry

• mild and rainy

• hot and rainy

How are the trees in the Pacific Northwest Forest?

• evergreen and needle-shaped

• there are only cacti

• there are no trees

• there are only grasses

What kind of vegetation can you find in the Pacific Northwest Forest?

• cacti and succulents

• wildflowers, mosses and ferns

• short grasses

• fruits and vegetables

What kind of animals can you find in the Pacific Northwest Forest?

• only fish and amphibians

• only mammals and insects

• only birds

• insects, amphibians, birds, and mammals

What kind of plants can survive in the Southwest Desert?

• any type of plant

• tall trees and bushes

• plants that can survive with little water

• there are no plants

What kind of animals can survive in the Southwest Desert?

• animals that can survive harsh conditions without much water

• aquatic animals

• amphibians and fish

• bears, raccoons, and squirrels

How is the weather in the Central Plains Grasslands?

• hot and dry

• cold and dry

• humid and hot

• it varies from season to season: cold winters and hot summers

What is one characteristic of Prairie plants in the Central Plains Grasslands?

(choose two options)

• the plants dry very easily

• they grow long roots that can absorb and store water

• there are no plants

• they regrow after fires because their roots are protected below the ground

What kind of weather supports the Eastern Temperate Forest?

• sun and dryness

• no rain all year

• rain and snow throughout the year

• forest fires

Why do deciduous trees drop their leaves before winter?

• to preserve energy when it is cold

• because they look pretty

• in case there are forest fires

• because they are not useful