Biology : Practice Questions and Answers

Cell wall of plants is mainly composed of

Cell wall is absent in

Cell theory was proposed by

Besides nucleus, DNA is also present in

An organism has poorly defined nuclear membrane in its cells. This organism could be a/an

Amoeba acquires its food by the process of

A plant cell placed in a hypo-tonic solution will not burst because of presence of

A cell loses water by osmosis when kept in a solution having a lower concentration of water than the cell. The given solution is

Your sense of touch is also called ................. sense.

You hear sounds through

The visible part of your ear is called

The smallest bones of your body are found in your

The innermost layer of cell inside your eye is called the

The biggest sense organ of your body is your

Our eye is our organ for

Olfaction pertains to your sense of

A thin layer of tissue that lines your eyelids and nasal cavity is called

.................. are groups of cells inside your mouth that detect the taste of the food you eat.

The disease that causes breakdown of the pulmonary alveoli, thus increasing the size of the air spaces and decreasing the surface area, is called

Which of the following conditions could not result from trauma?