Questions

Which of the following compounds has a double bond?

Why do atoms bond?

The most active ingredient in bleaching powder is

The gas evolved when sodium carbonate reacts with hydrochloric acid is

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.
The Directors are(A)/now inquiring(B)/in the cause of the fire.(C)/No error(D)

In the following passage some of the words have been left out. Read the passage carefully and choose the correct answer for the given blank out of the four alternatives.

We are ____ in a time of great and _____changes. The most obvious _____of the modern world is the _____development of science and technology. This has given man a deeper _____of nature.

We are ____ in a time of great

In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word.

Sneer

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.

Once again, a _____________ monsoon so vital to India's economic fortunes has left some states in shambles. From Assam to Karnataka, heavy rainfall in a ____________ has created paralysing floods that have taken a _______________, wiped out crops and destroyed hard-earned assets. When the waters ___________, a familiar cycle of assessment of damage by Central teams, preparation of loss estimates and expensive ____________ work such as repairs of river embankments, will follow.

When the waters ___________