Question

B. Fill in the blanks.
1. Fertile river valleys and plains are densely populated because they are suitable to ...

2. ...... is the thin upper layer of the Earth's crust, made up of disintegrated ...
decayed remains of plants and animals.
3. .......... of soil occurs when irrigation is not accompanied by drainage.
4. Two major problems that affect soil as a result of over irrigation are ...
5. Fertile soils are called
..... in the Prairies
and
​

Answer 1

Answer:

1 agriculture 2 soil

Explanation:

i think it may be right