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Plants and Animals Meet Their Needs 2


Plants and Animals Meet Their Needs
Lessons 3 – 4

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Plants and Animals Meet Their Needs
Lessons 3–4
Plants Change over Time . . . .2 Animals Change over Time . . .4 Forest Plants . . . . . . . . . . . . . .6 Forest Animals . . . . . . . . . . . . .8 Desert Plants . . . . . . . . . . . . .10 Desert Animals . . . . . . . . . . .11 Oceans . . . . . . . . . . . . . . . . . .12 Living Together . . . . . . . . . . .14 Animals Help Plants. . . . . . . .16 Food Chains . . . . . . . . . . . . . .18

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Plants Change over Time
Plants have changed over time. The changes help them live and grow.

Water lily leaves float to get the sunlight they need.

2

Plants live in different places. Each meets its needs where it lives.

The thick leaves of this jade plant store water.

3

Animals Change over Time
Animals also have changed over time. The changes help them live and grow.

Thick skin helps a whale stay warm in cold water.

4

Animals live in different places. Each meets its needs where it lives.

The color of a flounder helps it hide.

5

Forest Plants
Forest trees get a lot of rain and light. The rain and light help them grow tall.

6

wildflowers

Other plants grow on the forest floor. They need less light than trees do.
7

Forest Animals
Many animals live in forests.

This eagle can find food from high in the air.
8

They all can meet their needs there.
These animals have body parts that help them find food, water, and shelter in the forest.

9

Deser t Plants
A desert gets very little rain. Desert plants need very little water.

The thick stem of this cactus stores water.

10

Deser t Animals
Desert animals must have water. They also need to stay cool.
This tortoise gets water from its food.

11

Oceans
Kelp grows in the ocean.
sea otter

stingray

sea lion

12

Many ocean animals live near food. Others swim far to find food.

sea turtle kelp

13

Living Together

Many birds build nests in trees.

Plants and animals live together. Some animals use plants for shelter.
14

Clown fish and sea anemones stay close to help keep each other safe.

Some animals use other animals.

15

Animals Help Plants
Some animals help plants. Some carry pollen.

This butterfly carries pollen that the flowers need to make new seeds.

16

Some carry seeds to new places. The seeds may grow into new plants.

squirrel carrying seeds

17

Food Chains
Animals eat plants or other animals. A food chain shows what animals eat.

Grass uses sunlight to make food.

18

19

Vocabulary

plants, p. 2 animals, p. 4 forest, p. 6 desert, p. 10 ocean, p. 12 nest, p. 14 pollen, p. 16 food chain, p. 18

20

Think About the Reading

1. What more do you want to learn about the places where plants and animals live? 2. What can you do to find out more?
Hands-On Activity

1. Think about the food you eat. 2. Draw a food chain that shows how you and the food are linked.
School-Home Connection

Tell a family member what you have read about the ways plants and animals use each other. Talk with the family member about the ways people use plants and animals.


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