Questions

In the following question, select the odd letter/letters from the given alternatives.

In human body, vertebrae are part of ___.

What is the valency of magnesium?

_______________________ is the unemployment which exists in any economy due to people being in the process of moving from one job to another.

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'.
I finished my household chores (1)/ before he reached (2)/ to my place after so long. (3)/ No Error (4)

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.
Of a disease or poison extremely severe or harmful in its effects

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 fire in the (1)/ chemistry lab was (2)/ difficult to put off. (3)/ No error (4)

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

Aryabhatta was the first astronomer to state ______ that the earth is round and it rotates on its axis.