Which one of the following is caused by fungus?

In the cells of living organisms, other than nucleus, which of the following organelles contains DNA?

The organ most damaged by heavy consumption of alcohol is :

Which one of the following ideologies has class-struggle as a part of its doctrine?

Which one of the following is the community from which the President of India can nominate two members to Lok Sabha?

A test used for determining the biological quality of drinking water is :