His powerfal desire brought about his downfail.

DIRECTIONS: in the following question, a part of sentence is bold. Below are given alternatives to the bold part which may improve the sentence. Choose the correct alternative. In case no improvement is required, choose “No Improvement” option. His powerful desire brought about his downfall .

In the following questions, a part of the sentence is printed in bold. Below are given alternatives to the bold part at (1), (2) and (3) which may improve the sentence. Choose the correct alternative. In case no improvement is needed, your answer is (4). His lust for power brought about his downfall.

Leavening of bread is brought about by

Closure of stomata is brought about by

Acetylation can be brought about by

Closure of stomata' is brought about by