List of top Biology Questions

Some organisms are tolerant to a narrow range of salinity and are termed as

Pusa Komal variety of cow pea is resistant to disease

Lub sound produced during heart beat is caused by

Lichen is an association between

Lactic acid bacteria $(LAB)$ grow in milk and convert it to curd and also improved its nutritional quality by increasing

Kanha National Park is located in ............ and is famous for ................

In the zoological name of fish Catla catla, the specific name is identical with the generic name, thus it is an example of

In human beings, the three pair of salivary glands and numerous buccal glands produce about

In domestic sewage, impurities in the form of suspended solids, colloidal materials and dissolved materials, are about

Denitrification is carried out by

Cortisol is secreted by the adrenal cortex in response to stress. In addition to its function in a stress response, it functions in negative feedback by

Cohen and Boyer isolated an antibiotic resistance gene, by cutting out a piece of DNA form a plasmid which was responsible for conferring antibiotic resistance, in the year

An isolated population of humans with approximately equal numbers of blue-eyed and brown-eyed individuals was decimated by an earthquake. Only a few brown-eyed people remained to form the next generation. This kind of change in the gene pool is called a

Biogenetic law as given by Haeckel states that

Banana is vegetatively propagated by

Argentaffin cells in human beings are found in

The problem of electrical discontinuity caused by connective tissue separating the atria from ventricles is solved by

Lichen is obligate association of

Obliquely placed ovary and swollen placentae occur in

The portion of enlarged axis above cotyledons is

Areolar tissue connects

Amplification of gene of interest by using DNA polymerase may go upto

Argentaffin cells occur in

Xenograft is a graft

Father of Indian Ecology is