What do we need to breathe?
Water
air
soil
light
Which among the following is NOT strong?
Breeze
Gale
Storm
Hurricane
Which gas is used by the leaves during photosynthesis?
Nitrogen
Carbon dioxide
Oxygen
Hydrogen
Which one of the following can break houses and cause harm?
breeze
storm
smoke
fog
The sun heats up the water and change it into very small drops of water called:
air bubbles
ice
Water vapour
salt
The wind is helpful in:
Moving sailboats
Drying clothes
Keeping us cool in summer
All the above
What should we do to let in fresh air?
Windows closed
doors clossed
windows open
use fan
Which one is heavier?
Empty balloon
Half filled balloon
Full filled balloon
Unfilled balloon
What helps the kite to fly in the air?
Soil
Light
Wind
Which is a FALSE sentence?
We need air to live.
We cannot stay alive for few minutes without air.
Other living things can stay without air.
Plants and animals also need air to live.
