Questions

When is International day for Preservation of Ozone layer observed?

A rectangle with one side 4 cm is inscribed in a circle of radius 2.5 cm. The area of the rectangle in sq.cm is:

In which year, was the Noble Peace Prize jointly given to Kailash Satyarthi and Malala Yousafzai?

What is the name of the disappearing tweets launched by Twitter?

Which among the following is NOT same as reproduction?

Osteoporosis is the disease related to

Which of the following hormone is not secreted by pituitary gland?

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.