Science Grade 4.1

The long tongue of this animal helps it catch its food from a distance.

• 
• 
• 
• 

Similar parts can have different _____ in different animals.

• functions

• tongue

• hands

• legs

The wings of the bird are _____ to help it fly.

The feet of the bird are flipper-like to help it move in water.

• wide

• small

• sharp

• flat

The claws of the bear are _____ to help it grab and hold onto its food.

• sharp

• blunt

• wide

• tight

Some of the teeth of the monkey are _____ to help it chew tood such as fruit. Some of the teeth are _____ to help it tear meat.

• flat, sharp

• flat, wide

• long, sharp

• wide, flat

Animals have different parts to help them _____ efficiently and to obtain _____.

• move, food

• walk, food

• fly, food

• feet, food

Name three animal parts that help animals move in the water.

Answer explanation

3. 1. Wings

4. The penguin uses its wings to swim.

5. 2. Tails

6. The dolphin uses its tail to swim.

7. 3. Fins

Caudal fin: Used for locomotion and speed in most fishes, where it propels fish forward. Anal fin: Used to support dorsal fin and stabilize fish during swimming. Pelvic fin: Used for stability and to slow down fish.

4. 4. Flippers

5. The seal and the sea turtle use their flippers to swim.

List three functions of the tails of animals.

Answer explanation

1. The dolphin uses its tail to swim.

2. The mongkey uses its tail to hold onto the branch of a tree.

3. The zebras swing their tails to drive away insects.

Some animals, such as birds, have beaks, while other animals, like horses, have large mouths with flat teeth.
The difference in these structures is most closely related to _____

• 
  the sounds the animals make.

• the habitat the animals live in.

• the type of offspring they have.

• the types of food these animals eat.

Which part of the plant soaks up vitamins and minerals and stores food?

• flower

• leaves

• stem

• roots