4.1.1 Review Structures & Functions

The structure of the plant that absorbs water...

• Roots

• Flowers

What structure of the plant is shown by #2?

• leaf

• flower

• stem

• root

What structure of the plant does #3 show?

• leaf

• root

• flower

• stem

In the picture, #1 shows which structure?

• flower

• stem

• root

• leaf

What is the function of fruit in a plant?

• holds seed

• carry the plant

Which part of a plant helps it survive by making food?

• roots

• leaves

What is the function of a plants' seeds?

• help a new cat

• help grow a new plant

• help grow food

Birds have beaks.

Horses have large mouths with flat teeth.

These animals have different mouths because

• the sounds the animals make.

• the habitat the animals live in.

• the type of offspring they have.

• the types of food they eat.

The whiskers of a cheetah and the antennae of a beetle are shown in the photographs. 
How do structures like whiskers and antennae help organisms? 

• They help organisms stay warm.
• They help organisms eat food quickly.
• They help organisms defend themselves.
• They help organisms get information about their environment.

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Which of the following describes an adaptation of a lizard that helps it survive in its environment?

• A lizard has two sets of lips to help it retain water.
• A lizard has extra big feet to spread out the heat from the ground.
• A lizard has gills to breathe underwater when it floods.
• A lizard has a tail that breaks off so it can run away when grabbed by a predator.

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