Questions

The reactions in which oxidation and reduction occur simultaneously are called _______.

Pyrolusite is an ore/mineral of ___________.

Pentlandite is an ore/mineral of _______.

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

Ignorance is bliss

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

Beauty is in the eye of the beholder

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.

Many persons of good education unconsciously circumscribe themselves ___________ a small vocabulary. They have a knowledge of hundreds of desirable wordswhich they do not put _________ practical use in their speech or writing. Many, too, are conscious __________ a poverty of language, which engenders in them a senseof timidity and self-___________. The method used for building a large vocabulary has __________ been confined to the study of single words.

The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph.

On the speech front, we

A-can all do something individually

B-idiom of communication

C-if we change our

Choose the most appropriate answer:In which atmospheric layer are the communication satellites located?