Chap. 9, Lesson 1 Worksheet

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Biomes and Ecosystems How do Earth’s biomes and ecosystems differ? Before You Read Before you read the chapter, think about what you know about biomes and ecosystems. Record your thoughts in the first column. Pair with a partner, and discuss his or her ideas. Write those ideas in the second column. Then record what you both would like to share with the class in the third column.

Think

Pair

Share

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Chapter Vocabulary Lesson 1

Lesson 2

Lesson 3

NEW

NEW

NEW

biome desert grassland temperate taiga tundra

salinity wetland estuary intertidal zone coral reef

ecological succession climax community pioneer species eutrophication

REVIEW community

Biomes and Ecosystems

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Lesson 1

Land Biomes

Scan Lesson 1. Read the headings and bold words. Look at the pictures. Identify three facts that you discovered about land biomes. Record your facts in your Science Journal.

Define biome.

Land Ecosystems and Biomes I found this on page

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Biome:

Identify biotic and abiotic features. Circle biotic features in blue. Circle abiotic features in red.

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air

birds

water

insects

sunlight

soil

mosses

trees

mammals

Identify Earth’s 7 major land biomes. 1. 2.

4. 5. 6. 7. I found this on page

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Define a desert. Desert:

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Biomes and Ecosystems

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Identify factors that describe deserts. Circle the best choices. rainfall:

low / high

daytime temperatures:

hot / cold

nighttime temperatures:

hot / cold

soil

thin / thick

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3.

Lesson 1 | Land Biomes (continued)

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Describe plant and animal adaptations to deserts. Plants:

Animals:

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Identify one way that humans impact deserts.

Define grassland. Grassland:

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Organize information about grassland biomes.

Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.

Grasslands Also called: 1.

Climate:

3 cereal crops grown here:

season alternates with

1.

2. 2. 3.

season 3.

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Identify animals common in grasslands. Circle any that you know are predators.

North American Grassland

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African Savanna

Australian Grassland

1.

1.

1.

2.

2.

2.

3.

3.

3.

Explain one way that humans impact grasslands.

Biomes and Ecosystems

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Lesson 1 | Land Biomes (continued)

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Summarize 4 features of tropical rain forests.

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1. Weather: 2. Soil: 3. Sunlight: 4. Biodiversity: I found this on page

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Identify living things in tropical rain forests. Plants:

Animals:

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Evaluate human impact on tropical rain forests.

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Harmful:

Beneficial:

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Model the location of Earth’s regions. Locate the tropics, polar, and temperate regions.

equator I found this on page

pole

Point out the features of temperate rain forests.

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1. Winters: 2. Summers: 3. Soil: 4. Common plants:

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Record three examples of trees common to temperate rain forests. 1.

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Biomes and Ecosystems

2.

3.

Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.

I found this on page

Lesson 1 | Land Biomes (continued)

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Summarize the impact of logging on temperate rain

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forests. Trees are a source of

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Logging destroys

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enables trees to grow back.

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Point out the features of a temperate deciduous forest. 1. Winters: 2. Summers: 3. Soil:

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Organize information about adaptations to seasonal changes in temperate deciduous forests. Temperate Deciduous Forest

Fall

Winter

Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.

Deciduous plants

Spring

Animals .

Plants or

.

. Plants .

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Evaluate human impact on temperate deciduous forests. Past

Now

Biomes and Ecosystems

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Lesson 1 | Land Biomes (continued)

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Point out five features of the taiga biome. 1. Location: 2. Definition: 3. Winters: 4. Summers: 5. Soil:

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Evaluate human impact on the taiga. Cause

Effect

cutting trees for lumber

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Summarize features of the tundra. 1. Location: 2. Winters:

4. Soil: 5. Growing season: I found this on page

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Evaluate human impact on the tundra. Cause

Effect

drilling for oil and gas

Identify three features that all land biomes share.

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Biomes and Ecosystems

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3. Summers: