List of top Biology Questions

Triple antigen vaccine is not used for

Transverse section of a part of a typical monocotyledonous root has been shown in the given figure. Identify the different parts (from $A$ to $I$) and select the correct option.

Trachea divides into right and left primarybronchi of which thoracic vertebra?

TPP means

Tobacco consumption is known to stimulate secretion of adrenaline and nor-adrenaline. The component causing this could be

To initiate cell plasmolysis, the salt solution should be

To increase sugar production in sugarcanes, they are sprayed with

Tip of ecological pyramid is occupied by

Thyroxine is chemically

Thorns, spines, prickles in plants are utilized as organs of

This is an example of a very old viable seed excavated from ArcticTundra. The seed germinated and flowered after an estimated record of $10,000$ years of dormancy. It is

These organisms are found in the kingdom Monera

These are saprophytic protists

These bacteria are found in the gut of ruminant animals

These are photosynthetic autotrophs

There is no natural death in single celled organisms like Amoeba and bacteria because

The zone at the edge of a lake or ocean which is alternately exposed to air and immersed in water is called.

The wonder drug, penicillin is extracted from which of the following species of Penicillium?

The vector of ??reakbone fever?

The undecomposed remains of cell walls of chrysophytes are know it as

The typical reaction of olefinic bond is

The ultimate electron acceptor of respiration in an aerobic organism is

The true bacteria are;

The total lung capacity is represented by

The three fundamental characters of all chordates are