Questions

Read each sentence to find out whether there is any error in any underlined part and indicate your response in the Answer Sheet against the corresponding letter i.e., (a) or (b) or (c). If you find no error, your response should be indicated as (d).

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.

What is the name of the point at which the chromatids are attached in a chromosome?

T cell activation requires

Slow-growing large coloured patches on the bark of trees are the examples of symbiotic life forms called ______.

The ___ founded the first city of Delhi and named it Indraprastha.

World Environment Day is observed on

An object travels 24 m in 3 s and then another 15 m in 2 s. What is the average speed of the object?