SCIENCE5 Q2 Test Review

The prevailing easterlies blow from the east toward the equator.

• True

• False

Trees usually grow in marshes.

• True

• False

Answer explanation

Trees usually do not grow in marshes.

The beginning of a river is called headwater.

• True

• False

About four-thirds of the earth's surface is covered by water.

• True

• False

Answer explanation

about three-fourths of the earth's surface is covered by water.

Is often occurs when a large, warm air mass quickly rises above a cold air mass.

• hurricane

• blizzard

• thunderstorm

• forest floor

A storm with spiraling winds that forms over the ocean

• hurricane

• blizzard

• thunderstorm

• forest floor

Is a snowstorm with strong, freezing winds and blowing snow.

• hurricane

• blizzard

• forest floor

• thunderstorm

This layer of rain forests includes the crowns ot tops of tall trees that receives most sunlight, but also face the strongest winds and hottest temperatures.

• understory layer

• emergent layer

• canopy layer

• forest floor

In this layer, the trees grow closely together. This layer also keeps moisture from evaporating.

• emergent layer

• canopy layer

• understory layer

• forest floor

This layer is made up of younger trees and leafy plants. The plants in this layer do not need much sunlight.

• understory layer

• emergent layer

• canopy layer

• forest floor