List of top Biology Questions asked in AIIMS

The lining of bone marrow cavity is called
Which of the following is an example of sex-linked inheritance?
In morula stage, the cells divide without any increase in size. Zona pellucida remains undivided till cleavage is complete.
The disease, in which thick cough, stops the passage of throat and form a layer of mucous membrane, is called
Which proteolytic enzyme induces lysis of fibrin during fibrinolysis?
Cold-blooded animals have no fat layer. Cold-blooded animals use their fat for metabolic process during hibernation.
The endocrine gland of insects, which secretes the juvenile hormone, is
Quill feathers at the base of quill wings are called
The horns of Rhinoceros are composed of
The function of ductus choledochus is to carry
During photosynthesis, oxygen in glucose comes from
Yellow bone marrow is found especially in the medullary cavity of
Wharton?? duct is the duct of
The camel?? hump is composed of a tissue, which provides water when oxidised, is called
Plants which can withstand wide range of temperature tolerance are called
In mammals, the digestion of starch starts from
How many teeth grow only once in the life of a man?
Azolla pinnata is used as a biofertilizer in rice cultivation. Azolla performs nitrogen fixation with the help of symbiotic bacterium Bacillus sp.
Alpine forests consist of dwarf shrubs mainly of junipers, silver firs and rhododendrons. Alpine forests occur in the Himalayas above the altitude of 3500 metres.
Acetylcholine participates in the nerve impulse transmission across a synapse. Acetylcholine is secreted by adrenergic fibres.
Animals belonging to order rodentia have
Wharton?? duct is the duct of
Where the conversion of harmful prussic acid into potassium sulphocyanide takes place ?
Sweat glands, in human skin, are located in the
Chordae tendinae are found in