1.
The term used for the buildings that are build close to one another for reducing usage of land is called

2.
The land area which can be used for farming is called

3.
The intensive cultivation on land by which soil fertility is destroyed and lost is called

4.
The percentage of land which is habitable and arable is

5.
The name of plant which can be used as biofuel is

6.
Out of 30% land of Earth's surface, the percentage of area which too cold to live is

7.
Out of 30% land, the 10% of land is

8.
The abandoned land that is not good for cultivation anymore is classified as

9.
The Amazon Basin is used for growing soybean and cattle farming in

10.
The percentage of land surface of earth which is covered with hot deserts us