No student devices needed. Know more
10 questions
Name the gas present in the air in the maximum quantity
oxygen
carbon dioxide
nitrogen
water vapour
The ___________ causes changes in weather.
Earth
Sun
Moon
Other planets
Warmer air is lighter than cool air.
True
False
The amount of water vapour present in the air is called __________
humidity
moisture
snow
frost
I am formed during cold nights when dewdrops freeze. Who am I?
Hail
Snow
Frost
Fog
Identify the process by which clouds are formed
Evaporation
Collection
Precipitation
Condensation
Which of the following process will you choose first to purify the water shown in the picture?
Decantation
Chlorination
Sedimentation
Boiling
Identify the one which does not belong to the group of waterborne diseases.
Cholera
Tapeworm infection
Diarrhoea
Dengue
If the northern hemisphere of Earth is tilted towards the sun, what season would it be probably in the southern hemisphere?
Summer
Winter
Spring
Rainy
As the sun sets, the land cools faster than the sea. So the air from _________ blows to _________
sea to land
land to sea
Explore all questions with a free account