Questions

In the following questions, one part of the sentence may have an error. Find out which part of the sentence has an error and click the button corresponding to it. If the sentence is free from error, click the "No error" option.

Had I been (A) / in my brother's position (B) / I would have refused the offer. (C) / No Error (D)

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

His argument against his opponent duly brought jeers from the crowd.

Improve the bracketed part of the sentence.
The communities of ants are sometimes very large, (numbered) even upto 500 individuals: and it is a lesson to us that no one has ever yet seen quarrel between
any two ants belonging to the same community.

___ has naked seeds.

Sphalerite is an ore/mineral of

Two or more elements combine to form a

Biogas is produced from biomass by

In which of the following tissues are the cells living, elongated and irregularly thickened at the corners?