List of top Biology Questions

How many kinds of cells are found in islets of Langerhans?

Which of the following glands is present in frog's skin and not in rabbit's skin?

Role of bone marrow in mammals is

In a flowering plant, megaspore develops into an embryo sac, which contains:

Flippers of seal are modified :

Fever in malaria is due to

Exotoxins are related with:

Double fertilization means

Cosmozoic theory was proposed by:

Two organs which are similar in structure and origin, but notnecessarilyin function are called

The chance of elimination of genes from a small population is an example of

Green house effect refers to

Tetanus disease is caused by

Tongue is under control of

Capitulum inflorescence is found in

The classical example of adaptive radiation in development of new species is

Blood platelets are found only in the blood of:

Coconut tree is distributed in coastal areas over a large part of the world. Coconut fruit can float and get dispersed over thousands of kilometers before losing viability

Which of the following is specifically used in genetic engineering?

Which of the following is used in analysis of metabolic and physiological process of tissue?

Streptomycin is produced by

Lac producing insect is

All chordates at one or the other stage possess

Echinodermata is a group of animals which are

Branch of botany which deals with the internal organisation of plants is