List of top Biology Questions

Two gases, ammonia and hydrogen chloride, are passed in a long glass tube from opposite ends. The white ring will be formed at:
The restriction enzymes are used in genetic engineering, because
The polyembryony commonly occurs in
The lac operon is an example of
The 3 sub-families of leguminosae are distinguished mainly on the basis of
Raphides are the crystals of
Lining of intestine of man is
Intervertebral disc is made up of
Desmosomes are found in
Female sex organ of Rhodophyceae is called:
Grafting is not possible in monocots because they:
Camouflage of Chameleon is associated with
Bulliform cells are present in
Bombay black wood is obtained from
The development in cockroach is heterometabolous metamorphosis. The young ones resemble the adults in all.
Anthesis is a phenomenon which refers to
Meroblastic cleavage refers to which type of division of eggs ?
Cis-trans test is related with
Hominids originated during
During muscle contraction actin and myosin form
Stomach in vertebrates is the chief site for digestion of
Inheritance of ABO blood groups illustrates
Which of the following is the main factor of desertification?
In split genes, the coding sequences are called
Woody perennial climbers are commonly called