Questions

The study of human evolution indicates that all of us belong to a single species that evolved in

A form of government that is often totalitarian and authoritarian and can led by the one person or many people -

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

The Brownian Motion was discovered by

In the following question, from the given alternative words, select the word which cannot be formed using the letters of the given word.
Improvement

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.

T cell activation requires

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