List of top Biology Questions

Adhesive pads plantulae are present in Cockroach over
Addition of a solute to pure water causes
ADA is an enzyme which is deficient in the genetic disorder SCID. What is the full form of ADA ?
Achlamydeous flower is the one which possesses
Accumulation of which of the following in muscle causes fatigue?
According to the modern concept, cell membrane is
Accessory photosynthetic pigments in most green plants are
According to binomial nomenclature, scientific name of an organism consists of
According to Allen's Rule, the mammals from colder climates have
Accessory excretory organs of man are
Accelerated eutrophication occurs due to
Absorption of water from soil by seeds increases the _______ thus helping seedlings to come out of soil.
Abdominal muscles and internal intercostal muscles contract actively during
Abiogenesis theory of origin supports
Absence of circulatory system in Hydra is compensated by
A trait which protects from insect infestation is
A toxic substance, responsible for the chills and high fever recurring every three to four days in malarial fever, is
A threatened species category includes
A tobacco plant heterozygous for a recessive character is self-pollinated and $1200$ seeds are subsequently germinated. Flow many seedlings would have the parental genotype ?
A somatic hybrid between potato and tomato is named as
A sex gland which contributes fluid containing sugar fructose that provides spermatozoa energy for swimming and hormone prostaglandins that stimulate contractions in the female reproductive tract to aid sperm-ovum interaction is
A Sarcomere in the myofibrils of muscle is found in between
A recessive allele is expressed in
A protoxin is
A person with antigen ?A? in RBC and antibodies ?b? in the plasma belongs to the blood group