Question

ans this questions in long​

Answer 1

Hey mate,...

3.Increase of population leads to increase of agriculture production..

4.They are useful to plough the field.

5.kerala, Tamil Nadu and Karnataka.

Hope it will help you

Answer 2

3) Agriculture. ... Expansion of area was the main source of growth in the period of fifties and sixties after that the contribution of increased land area under agricultural production has declined over time and increase in productivity became the main source of growth in agricultural production.