Questions

In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Books are our ______ friends. They are our guides. We can learn everything from them. The books contain all the great ______ of the world's leaders and we can learn them by reading the books. The books help us find ______ to our questions. The books never fail us. We should read as ______ books as we can. But all books are not good. So we should ______ only good books.

the great ______ of our world.

Parallel venation is found in _____.

By which of the following processes are metals of high reactivity extracted from purified molten ore?

Which of the following compounds is the strongest acid?

Match the characteristics with their market structure:
(a) Price > MC in both short and long run
(b) Faces highly elastic demand

"Ganga Sagar Mela" fair is held in which state?

Find the acceleration (in m/s2) of a body which accelerates from 10 m/s to 20 m/s in 4 seconds.

_________ influences the rate of weathering and humus in soil formation.