Question : Due to the greenhouse effect:

Option 1: the temperature of the Earth is decreasing

Option 2: the temperature of the Earth is increasing

Option 3: the temperature of the Earth is constant

Option 4: No option is correct

Question : What does the first step of the theory of "demographic transition" indicate?

Option 1: High birth rate and high death rate

Option 2: Low death rate and high birth rate

Option 3: Low birth rate and low death rate

Option 4: All options are correct

Question : In the context of the Green Revolution, what does 'H' stand for in HYV?

Option 1: Heterogenous

Option 2: Homogenous

Option 3: High

Option 4: Hybrid

Question : 'Hire' and 'Fire' is the policy of:

Option 1: capitalism

Option 2: socialism

Option 3: mixed economy

Option 4: traditional economy

Question : Which of the following fuels is the largest contributor to the generation of electricity in India?

Option 1: Nuclear energy

Option 2: Diesel

Option 3: Coal

Option 4: Natural gas