Q. What is the correct sequence of the following in the context of the age of the earth since its origin? 1. Cenozoic 2. Mesozoic 3. Palaeozoic 4. Protozoic
Q. What is the correct sequence of the following layers of the Earth as one moves from the surface to the interior: 1. Mantle 2. Crust 3. Core Select the correct answer by using the codes given below
Q. What is the correct sequence of these areas in descending order of their coal reserves? 1. Himalayas 2. Chhotta Nagpur 3. Chhattisgarh 4. Son Valley