science review chapter 1 and 2

1. Living things are the things that ....

• have shape

• can change colour

• can carry out the life processes

Why do the plants need sunlight?

• to bright the plants.

• to help the plants move from place to place

• to help the plants make food

Which of the following may happen during a thunderstorm?

• Lightning flashes

• The sky is blue and bright

How the wind affects the animals?

• wind help animal to reproduce.

• wind help the animals to smell the food and enemy.

It is cooler and less bright on a . . . day than a day with a clear sky

• sunny

• cloudy

The correct examples of living things are ...

• spider, frog and bag

• human, fish and mushroom

• lamp, cockroach and snake

Centipedes live under logs or rocks. They feed on ....

• insects

• rotting logs

• leaves

Wind speed can be measured by using ….

• wind vane

• anemometer

• windsock

A storm with lightning and thunder, and usually with rain and strong winds is called ...

• thunderstorm

• cloudy

• sunny

Why do the leaves of water lily float on the water surface?

• to help the plant move

• to receive enough water

• to receive enough sunlight