Questions

Based on the common features like presence of notochord and dorsal hollow neural system, animals like fishes, amphibians, reptiles, birds along with mammals are included in which Phylum?

What is the pH value of human blood?

Which of the following compounds has a double bond?

___ is the transition of a substance directly from the solid to the gas phase without passing through the intermediate liquid phase.

In each of the questions, four alternatives are given for the Idiom/Phrase. Choose the alternative which best expresses the meaning of the Idiom/Phrase and click the button corresponding to it.

To clip one's wings

If tan a = √3 + 2, then the value of tan a - cot a is

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 have sign over(A)/the cheque, you can(B)/collect it tomorrow.(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".

Jane had told me that she hasn't done her homework.