Questions

Calculate the time period (in seconds) of a sound wave of wavelength 4m traveling with a speed of 500m/s

A raised hammer possesses

Nitrification is the biological process of converting

According to Dalton’s Atomic Theory, the smallest indivisible particles of matter is called ______.

____ is the most electropositive and ___ is the most electronegative element of the third period of modern periodic table.

The specificity of an antibody is due to

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.

The action of discouraging an action or event through instilling doubt or fear of the consequences.

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

A bed sheet hung on the doorway sufficed till the doors (is finally installed).