(English Medium) ICSE Class 9 - CISCE Question Bank Solutions

What do you understand by the following term:
Soil profile

What do you understand by the following term:
Landslide 

What do you understand by the following term:
Soil texture

Account for the two types of weathering.

Describe how changes of temperature lead to weathering.
OR
How do changing temperature lead to weathering?

How does frost action cause weathering?

Describe the work of plants as agents of weathering.

State the effects of weathering.

Give reasons for the following :
Climate is the most important factor of soil formation.

Give reasons for the following :
Farmers are encouraged to adopt soil conservation methods.

Give reasons for the following :
A soil dominated by clay makes tilling difficult.

Give reasons for the following :
Grassland soils are less acidic than forest soils.

Explain the following terms.
Colloids

Explain the following terms.
Bases

Name three types of weathering.

Give two differences between physical and chemical weathering.

Name the four processes involved in chemical weathering.

Say whether the following is ‘True’ or ‘False’.
In Polar regions there is no chemical weathering.

Describe chemical weathering, mentioning the processes involved in it.

Name the gases involved in the process of chemical weathering.