Tata Motors has recently unveiled India’s first Bio-CNG (bio-methane) bus. Chemically, bio-methane is identical to natural gas, however, natural gas is classified as a fossil fuel, whereas bio-methane is called as a renewable source of energy. This is because

1) Nature of production process of bio-methane reduces its emissions of greenhouse gases into the air.

2) Bio-methane is produced from fresh organic matter, unlike natural gas which is obtained from decomposition of fossils.

Which of the above is/are correct?

During the British Rule, the certain areas that were constituted as ‘scheduled districts’, later as ‘chief commissioners provinces’, and after independence placed in the category of Part C and Part D states, are today

The basic material or mantra text of each of the Vedas is called

The annual range of surface temperature is much greater in the North Atlantic and North Pacific oceans than in the southern oceans because

1. Cold winds blow from the continents toward the oceans and greatly reduce the winter temperatures

2. Westerlies from mid-latitude regions increase the maximum annual variations in the sea surface temperature

Which of the above is/are correct?

The Phillips Curve suggests that

a) Lower the inflation, lower is the unemployment

b) Higher the environmental degradation, higher is the economic inequality

Which of the above is/are correct?