Dws Unit B Chapter 3 Lesson 1

Front 1

A ____ is a large scale ecosystem.

Back 1

biome

Front 2

A __ ___ is a region in which yearly patterns of temperature, rainfall, and the amount of sunlight.

Back 2

climate zone

Front 3

Earth has six major types of biomes: 1 2 3 4 5 6

Back 3

1)tropical forest, 2)taiga, 3)deciduous forest, 4)grassland, 5)desert and 6)tundra

Front 4

____ ___, ____ and ____________________ help determine climate zones.

Back 4

Wind patterns, landforms and closeness to bodies of water.

Front 5

What two things can account for the differences within biomes? 1____ 2____

Back 5

1)climate and
2)soil

Front 6

___ ___ ______ are found near the equator.

Back 6

Tropical rain forest

Front 7

The climate of tropical rain forest is ______.

Back 7

wet

Front 8

One of the characteristics of rain forest is the ______________________.

Back 8

variety of plant and animal life

Front 9

Producers in a rain forest are found in three layers:
1 2 3

Back 9

1)upper layer,
2)canopy layer
3)lower layer

Front 10

Why does the rain forest floor have very few plants living on it?

Back 10

Because there is no direct sunlight hitting the floor of the forest.

Front 11

What factors contribute to the diversity of plant and animal life in a tropical rain forest?

Back 11

direct sunlight most of the year, and a wet climate

Front 12

___________ trees shed their leaves each year.

Back 12

deciduous trees

Front 13

The deciduous forest has ____ temperatures and ___ amounts of rainfall.

Back 13

moderate temperatures and
moderate amounts of rainfall

Front 14

The varying amounts of sunlight the Earth's surface receives is the reason for the _________ in the seasons in the deciduous forest.

Back 14

changing

Front 15

Give examples of the plants that grow in the deciduous forest.

Back 15

trees - oaks, maples
small trees and shrubs
mosses, lichens and ferns

Front 16

Give examples of the animal life in the deciduous forest.

Back 16

snakes, toads, foxes, hawks

Front 17

The _______ has moderature temperatures and light rainfall.

Back 17

grassland

Front 18

Various _____ are the majority of plantlife in the grasslands.

Back 18

grasslands

Front 19

What adaptations do grasses have that help them live without much rain?

Back 19

1)slender leaves
2)roots grow close to the surface

Front 20

Give examples of the animals that live in the grasslands?

Back 20

rabbits, snakes, deer, bison

Front 21

What major role does the grasslands play in the world agriculture?

Back 21

The grasslands produce much of the wheat, corn, rice and other grains for the world.

Front 22

What are the characteristics of a desert biome?

Back 22

1)large amounts of sunlight,
2)very little rain,
3)the soil and air are dry

Front 23

How do plants adapt to the desert biome?

Back 23

1)they store water
2)roots lie near the surface of the ground, or they have roots that go very deep

Front 24

How do animals adapt to the desert biome?

Back 24

1)tough, scaley skins that do not have water loss,
2)able to get water from the plants they eat, and
3)sleep during the day and hunt at night

Front 25

The taiga has _______,_____ winters.

Back 25

long, cold

Front 26

What type of plants live in the taiga?

Back 26

evergreens

pines, firs, spruce

Front 27

An ____ is a tree that does not lose its leaves in the fall.

Back 27

evergreen

Front 28

Describe the leaves of the evergreen.

Back 28

needlelike leaves with a waxy covering

Front 29

How does the evergreen leaves adapt to the climate of the taiga?

Back 29

The needlelike leaves have a waxy covering that protects the leaves from cold and water loss

Front 30

What plants grow in the taiga?

Back 30

the evergreens
and mosses and lichens on the ground

Front 31

The animal life in the taiga changes with the seasons. What lives in the taiga during the summer?

Back 31

Summer: insects, birds, bears
Winter: lynxes,weasels, wolves

Front 32

The _____ is a rolling plain covered with permafrost.

Back 32

tundra

Front 33

_______ is a layer of permanently frozen soil just below the surface of ground.

Back 33

permafrost

Front 34

___ ___ and __ ___ in the tundra prevent trees from growing.

Back 34

low temperatures and long winters

Front 35

When do plants grow in the tundra?

Back 35

In the spring, when the surface of the ground above the permafrost begins to thaw.

Front 36

What animals stay in the tundra during the winter?

Back 36

arctic fox and arctic hare

Front 37

What animals migrate to the tundra during the summer months?

Back 37

caribou and musk ox

Front 38

Moving from the poles to the equator, name the biomes.

Back 38

1)tundra
2)taiga
3)deciduous forest
4)grassland
5)desert
6)tropical rain forest

Front 39

As you move from the equator to the poles, each climate zone receives (more or less) energy from the sun.

Back 39

less

Front 40

Why does Australia have grassland and deciduous forest biomes on their coast and desert in the main part of the island?

Back 40

Because the ocean allows for more moist along the coastline of the island.

Front 41

Why does North America have taigo biome in the northwest part of the continent?

Back 41

Because the high elevations of the Rocky Mountains create the taiga on the slopes of the mountains.

Front 42

A __ ___ is an area on the side of a mountain that does not receive rainfall.

Back 42

rain shadow

Front 43

An area that is in the rain shadow of a large mountain range has what kind of biome?

Back 43

desert