List of top Biology Questions

Stomata open at night in
Sperm acrosome is derived from
Four radial V.B. are found in : -
Foliaceous stipules are found in
Complementary cells are found in
Chordates differ from non-chordates in having
Cholecystokinin stimulates the secretion of
Which movement/orientation occurs in rhizome and runner
Bipolar neurons are found in
Basic principle of developing transgenic plants and animals is to introduce the gene of interest into the nucleus of
Bacteria with tuft of flagella at one pole is known as
After forceful inspiration, the amount of air that can be breathed out by maximum forced expiration is equal to
The genetic material in tobacco mosaic virus is
Animals are classified into hierarchical groups. In which one of the following, the largest number of species is found?
Homo erectus evolved during
In spermatogenesis, reduction division of chromosome occurs during conversion of
The carcinoma, a type of cancer, originates from
The important gas which was absent during the formation of Earth is
Which one of the following poultry birds is not an english breed?
The correct sequence of different phases of cell cycle is
Which one of the following life cycle stages of malarial parasite is responsible for relapse of malarial symptoms?
Which one of the following life cycle stages of Wuchereria bancrofti is infective to man?
A man having the genotype $EEFfGgHH$ can produce $P$ number of genetically different sperms, and a woman of genotype $liLLMmNn$ can generate $Q$ number of genetically different eggs. Determine the values of $P$ and $Q$.
Petiole part of the leaf is known as
Angle of divergence in tristichous phyllotaxy is