Questions

Potassium Permanganate is used for purifying drinking water, because________

Which method will be employed to test the hardness of water?

Which of the following is a greenhouse gas or a gas which can deplete the ozone layer?

The famous poet Amir Khusrau was contemporary of all except following :

The bodies of penguins are _________________ and their feet have webs, making them good swimmers.

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

By courtesy of

In the following question, out of the four alternatives, select the word similar in meaning to the word given.

Incensed

Read the following passage carefully and choose the most appropriate answer to the question out of the four alternatives.

Implanting standards, right values, the science of good and evil are an essential part of education. Many forces thwart this to work, but two of the most serious hindrances to it are examinations and specialization. The examination system is both an opiate and a poison. It is an opiate because it lulls Man into believing that all is well when most is ill. It is a poison because it paralyses or at least slows down the natural activities of the healthy mind. Man finds himself a creature of unknown capacities in an unknown world, wants to learn what the world is like, what he should be and do in it. To help him in answering these questions is the one and only purpose of education. However, tests of progress are useful and necessary. Examinations are harmless when the examinee is indifferent to their result, but as soon as they matter, they begin to distort his attitude to education and to conceal its purpose. For disinterestedness is the essence of all good education and liberal education is impossible without it.

The examination system is an opiate because