Soil

Q. Soil is formed due to which of the following events?

1. Climatic changes
2. Natural vegetation
3. Grazing of animals
4. Parent rock

Q. Which of the following is/are major factor(s) in the process of soil formation?

1. Parent rock
2. Climate
3. Time
4. Flora and fauna
5. Relief or Altitude or slope

[1 mark]

1. 1, 2 &3
2. 1, 2 &3
3. 1, 2, 3 &4
4. 1, 2, 3, 4 &5

Q. Identify the below two statements as true or false and mark the appropriate option given below.

S1: Soil is a thick layer of the Earth's surface.

S2: Soil is made up of minerals and organic substances. Based on the given statements, select the most appropriate option from the following:

1. S1: True; S2: True
2. S1: True; S2: False
3. S1: False; S2: True
4. S1: False; S2: False

Q. What type of soil is suitable for the cultivation of soyabean?

1. Alluvial soil
2. Black soil
3. Loamy acidic soil
4. Laterite soil

Q. Explain the factors that affect the soil formation.