Question

B. Fill in the blanks
1. The dark colour of the top soil is due to the presence of________ in it.

2. Plantation of trees on large scale is called_________.
3. Breaking down of rocks into smaller pieces by natural forces is called_________.
4. The removal of the top soil by strong wind or by flowing water is called________.​

Answer 1

Answer:

1. iron.

2.afforestation/plantation.

3.wethering and erosion

4.soil erosion...

Answer 2

Answer:

iron

afforestation

weathering, erosion

erosion