Consider the following statements:

1. The Ain-i-Akbari is the third book in the Akbarnama written during the reign of the Mughal Emperor Akbar.
2. Abul Fazl was the author of the first two books of the Akbarnama while Akbar was the author of the third.
3. The best known accounts of illustrated Mughal official reports are the Akbarnama and Babarnama.

Which of the statements given above is/are correct?

The greatest seasonal contrast of insolation on the earth is in which of the following latitudinal zones?

Sun emits energy in the form of electromagnetic radiation. The following help in the generation of solar energy. Arrange them in the right sequence beginning from the starting of the cycle:

1. Hydrogen is converted to helium at very high temperatures and pressures.
2. The energy finds its way to sun’s surface.
3. A vast quantity of energy is generated by nuclear fusion.

Select the correct answer using the code given below :

Radioactive decay provides an internal source of heat for the earth. This helps in the formation of which type of rocks?

 In India, increase in population and diversion of agricultural land for non-agricultural purposes have resulted in the decrease of:

Consider the following statements in relation to plant tissue ‘chlorenchyma’:

1. It is formed by the palisade and spongy mesophyll.
2. It is a form of parenchyma which contains chloroplasts.
3. It serves to transport organic solutes made by photosynthesis.
4. It is a thin transparent layer which has chiefly a protective function.