American Textbook Reading Science 4

Part 1 Life Science

Lesson 05 Habits

You will discover:

• various kinds of habitats
• differences between freshwater and saltwater habitats

Key Vocabulary

• tundra:a large,flat,and cold area of land where no trees grow
• woodland:an area of land on which many trees grow
• habitat:the home of an animal or a plant
• saltwater:of or found in water that contains salt
• freshwater:of or found in water that does not contain salt
• moist:a little bit wet

More Vocabulary

• coat:the fur covering an animal's body has

Visual Summary

Various Kinds of Habitats:

• Tundra
• Woodland
• Desert
• Ocean
• Lake

Up Close

Freshwater Habitats vs. Saltwater Habitat

Animals in a Freshwater Habitat:

• Frog
• Beaver
• Carp

Animals in a Saltwater Habitat:

• Dolphin
• Jellyfish
• Squid

Reading

A tundra is a very cold habitat.There is a lot of snow in the winter.Plants living in the tundra do not grow very tall,and they grow close together.Tundra animals like polar bears and wolves have thick coats to keep them warm.

A woodland is a habitat that gets a lot of rain and has many trees.The soil is moist.Many producers and consumers live in woodlands.

A desert is a very dry habitat with sandy soil.It is very hot in the day and very cold at night.Few producers or consumers live in deserts.

The ocean is the biggest habitat.Many types of saltwater plants and animals live in the ocean.They adapted to live in the ocean.

Lakes are freshwater habitats that are on land.Freshwater plants and animals live in lakes.

Classify——Different Kinds of Habitats

• Tundra:Tundras are very cold and polar bears live there.
• Woodland:Woodlands have a lot of trees and the soil is moist.
• Desert:Deserts are very dry habitats with sandy soil.
• Ocean:Saltwater plants and animals live in the ocean.
• Lake:Freshwater plants and animals live in lakes.