Questions

Ethylene is a ______ molecule.

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

Who among the following laid the foundation of chemical sciences by establishing two important laws of chemical combination?

What is the basis of first level of classification among plants?

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

to portray in words; describe

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

Chew something over

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

to cause a process or action to begin

In the following question, a sentence has been given in Active/Passive voice. Out of four alternatives suggested, select the one, which best expresses the same sentence in Passive/Active voice.

Preeti ran the race in record time.