Questions

Give an example of a salt which gives an aqueous solution of pH less than 7.

Which of the following is the best fire-extinguisher?

Chromite is an ore/mineral of

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

Petrify

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

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

One who dies without will.

Which type of permanent tissue helps the aquatic plants to float?

The largest artery in human body is