Questions

Alveoli is related to which of the following system of human body?

Gaseous exchange takes place in leaves through tiny pores for the purpose of photosynthesis. What are these pores?

The percentage of nitrogen in the air is about

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.

Life is short but it has a ______ meaning.

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".

Electricity has modernized the march of modern events.

The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph.

We have seen that, when

X-think of it as losing its parts and shrivelling to a point
Y-occupy any portion of space, we need not
Z-we deny that a mental image can

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.

India is the second most populous country ______ the seventh largest country by area in the world.

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'.

While an electron (1)/ carries a negative electrical (2) charge, a neutron is neutral. (3)/No Error (4)