26.Given below are two statements labelled as Assertion (A) and Reason (R). In the context of the two statements, which of the following is correct ?Assertion (A) : Days and nights all over the globe except the equator and the poles are of varying lengths at different times of the year.Reason (R) : The earths axis is oblique and it points in the same direction thourghtout the year.

27.Wood pulp comes from

28.The tropical grasslands of Africa are known as

29.Which of the following is the second most literate state ?

30.Population of India is about what percent of the worlds population at present ?