List of top Biology Questions

Even after killing the generative cell with a laser beam, the pollen grain of tobacco germinates and issues a normal pollen tube, because:

Aristotles Lantern is the masticatory apparatus of:

Which one of the following is a protein deficiency disease?

In the cell respiration, which of the following conversion does not involve the Embden Mayeroff-Parnas pathway?

Which of the following does not require carrier molecules during transport through cell membranes?

In C4plants, Calvins cycle:

In R.H. Whittaker's five-kingdom classification, Protista comprises

When a cell is frilly turgid, which of the following will be zero?

What is common among amylase, rennin and trypsin?

Brown algae is characterised by the presence of

The hereditary material present in the bacterium E.coli is

Stratum germinatoum is an example of which kind of epithelium?

To which class Limulus belongs?

Pebrine is a disease of

At maturity, which of the following is non- nucleated?

High milk yielding varieties of cows are obtained by

The Nissl's granules of nerves cell are made up of

Bryophytes can be separated from algae, because they

What is common among silver fish, scorpion, crab and honey bee?

Diphtheria is caused by

During adverse season, therophytes survive by

The life span of human WBC is approximately

Which plant will lose its economic value, if its fruits are produced by induced parthenocarpy?

Multicellular branched rhizoids and leafy gametophytes are the characteristics of

NADPH is generated through