List of top Biology Questions

Which one of the following is categorised under living fossils:

In a flowering plant, archesporium gives rise to

Plants reproducing by spores such as mosses and ferns are grouped under the general term:

Which fractions of the visible spectrum of solar radiations are primarily absorbed by carotenoids of the higher plants:

Which endangered animal is the source of the world's finest, lightest, warmest and most expensive wool - the shahtoosh ?

In alcoholic fermentation

In sugarcane plant \(^{14}CO_2\) is fixed in malic acid, in which the enzyme that fixes \(CO_2\) is:

Which one of the following pairs of plants are not seed producers ?

Diffuse porous wood is characteristics of those Plants which are growing in

During prolonged fastings, in what sequence are the following organic compounds used up by the body ?

During anaerobic digestion of organic waste, such as in producing biogas, which one of the following is left undegraded ?

During translation initiation in prokaryotes, a GTP molecule is needed in

Degeneration of a genetic code is attributed to the

Bartholin's are situated

Carcinoma refers to

Convergent evolution is illustrated by

Christmas disease is another name for

Cellular totipotency is demonstrated by

During transcription, the DNA site at which RNA polymerase binds is called:

What does lac refer to in what we call the lac operon:

Which one of the following contains the largest quantity of extracellular material:

What would happen if in a gene encoding a polypeptide of 50 amino acids, 25^th codon (UAU) is mutated to UAA:

Which one of the following bacteria has found extensive use in genetic engineering work in plants:

Short-lived immunity acquired from mother to foetus across placenta or through mother's milk to the infant is categorised as:

Which one of the following describes correctly the homologous structures: