Biology Online Quiz

The substrate of photo-respiration is:

Which one of the following is the infective stage of the Malarial Parasite?

Match the following:

Which one of these animals is jawless?

Competition for food, light and space is most severe in:

Ecosystem consists of:

Afla-toxins are produced by:

Match the following.

The maximum fixation of solar energy is done by:

Animal protein is called first class protein because it is:

Outside the nucleus DNA is found in:

Allantois of Embryo helps in:

Which one of the following animals belongs to mollusca?

Photoperiodism affects:

Molybdenum deficiency affects the activity of:

Which one of the following is the correct sequence of ecosystem in the order of decreasing productivity?

Xenobiotics which are inherently resistant to microbial attack are called as:

Cyanide poisoning causes death in seconds because:

When one gene pair hides the effect of the other unit. The phenomenon is referred to as:

Haemolymph is observed in:

The virus without capsid but only with nucleic acids is called:

The immunity caused by the B-lymphocytes is called:

Pink mould is the common name for:

The sleeping sickness is caused by:

Which of the following is biodegradable?

Fungi that grow on bark are said to be:

Hyperplasia means:

The part of root involved in water absorption is:

Commercially important cotton fibers are:

A member of Liliaceae that shows reticulate venation is:

Euphenics is:

Araneology is:

What does Corpus luteum (CL) secrete?

The male sex hormone is:

Iodine test is used to detect:

The branch of medicine involving synthetic chemical compounds is:

Arsenic problem in India is primarily due to:

One of the best solutions to get rid of non-biodegradable wastes is:

Vermicomposting is done by:

If waste materials contaminate the source of drinking water, which of the following diseases will spread?

Which vein brings clean blood from the lungs into the heart?

The biggest single-celled organism is:

Foramen Magnum is an aperture found in the:

Which branch of Zoology deals with the scientific study of animal behaviour?

‘Barr body’ is found in:

A contemporary of Charles Darwin, who came to the same conclusion in the matter of organic evolution was:

Casuarina is a:

Male mosquitoes take their food from:

Total interacting animals and plants in any well defined area is known as:

The most healthy edible oil for heart is: