Science 4

Plants make their own food by

• photosynthesis

• fertilisation

• pollution

• breathing

Green chemicals in plants is called

• oxygen

• chorophyl

• carbon dioxid

• aluminium

Which of these things you dont need for photosynthesis ?

• wood

• sunlight

• water

• chlorofyll

The product of photosynthesis oxygen and

• water

• sugar

• salt

• carbon dioxid

Bean is type of

• creeping plant

• upright plant

• climbing plant

• conifers

Using oxygen to burn food in your body is called

• growing

• sensitivity

• movement

• respiration

People can breathe using their

• heart

• lungs

• liver

• feet

How many years takes human body to grow to adult size?

• 16

• 45

• 18

• 32

Choose one option which is not considered as type of senses.

• sight

• thinking

• hear

• touch

How can move these types of animals ? Turtles, dolphins and fish?

• with flippers and fins

• with gils

• with 6 legs

• with 4 legs