Questions

Nitric acid does not react with

Which of the following function is performed by the kidneys in the human body?

Four words are given, out of which only one word is spelt correctly. Choose the correctly spelt word and click the button corresponding to it.

In the following question, out of the four alternatives, choose the word which is opposite in meaning to the given word and click the button corresponding to it.
COURAGE

In the following question, out of the give four alternatives, select the one which best expresses the meaning of the given word.

Plight

Which of the following is not correctly matched?

NaCl has ______.

Pentlandite is an ore/mineral of _______.