Questions

Which among the following does not have a cell wall?

What type of a body plan does coelenterates, ctenophores and echinoderms have?

Potassium Permanganate is used for purifying drinking water, because________

Which of the following elements has the lowest melting point?

What is the process of rust forming on iron called?

The common name of lead (II) sulphide is

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

Make something seem less important, significant, or trifling.

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'.

Due to his negligence,(A)/ he failed (B)/ in the examination.(C)/ No Error (D)