Fertilisers and Pesticides

Q. Which of the following is/are correct with respect to Green Revolution?

1. It led to a large increase in crop production in developing countries.
2. Increase in yield of crops was achieved by the use of synthetic fertilisers, pesticides, and high-yielding crop varieties.
3. Synthetic fertilisers and pesticides release certain harmful compounds into the soil, air and underground water.
4. All of these

Q. Regarding the assertion and reason, choose the right option.
Assertion [A]: Green Revolution caused certain toxic effects to the environment.
Reason [R]: High inputs of fertilisers and pesticides are very harmful to the environment.

1. Both A and R are true and R explains A
2. Both A and R are true R does not explain A
3. A is true and R is false
4. Both A and R are false