CBSE
Gujarat Board
Haryana Board
Class 10
Class 12
The conversion of fertile land into desert is called __________.
desertification
The cutting of trees is called __________.
deforestation
Areas where animals are protected from any disturbance to them and their habitat is called _________.
sanctuary
The growing of new plants in place of cut trees is called __________.
reforestation
Animals and plants which do not exist any more are called _________.
extinct