Which of the following acts as a barrier to winds?
Ocean
Forest
Mountain range
Atmosphere
The weathering caused due to temperature is called:
Physical weathering
Chemical weathering
Biological weathering
All the above
Which of the following is the measure of moisture present in air?
Temperature
Rainfall
Snow
Humidity
Which of the following adaptions enable polar bears to remain warm?
Their fur is white
They have thick fur
They can remain in water for a long time
They have a strong sense of smell
The hump of a camel is a reservoir of:
Fatty tissue
Milk
Water
All of the above
The approximate distance of earth from sun is:
1.496 x 1011 KM
1.496 x 1110 KM
14.96 x 1011KM
14.96 X 1110 KM
The layer of fat under the skin of polar bears is referred to as:
Camouflage
Heat resistant material
Blubber
Insulator
Approximately what percent of carbondioxide is stored in the soil?
5%
10%
15%
25%