List of top Biology Questions

In vitro clonal propagation in plants is characterized by

The main function of mammalian corpus luteum is to produce

Anoxygenic photosynthesis is characteristic of

Geitonogamy involves

The hormone releasing IUD is

HCl converts pepsinogen into active enzyme pepsin. Pepsin converts protein into proteoses and peptones.

A human female with Turner's syndrome

In which one of the following processes CO2 is not released?

To obtain virus - free healthy plants from a diseased one by tissue culture technique, which part/parts of the diseased plant will be taken?

The motile bacteria are able to move by

Which one of the following statements is correct?

Which one of the following shows isogamy with non-flagellated gametes?

Which one of the following is wrong about Chara?

An aggregate fruit is one which develops from

Which of the following is responsible for peat formation?

Assisted reproductive technology, IVF involves transfer of

Archaebacteria differ from eubacteria in

Commonly used vectors for human genome sequencing are

An analysis of chromosomal DNA using the Southern hybridization technique does not use

Five kingdom system of classification suggested by R.H. Whittaker is not based on

Injury localized to the hypothalamus would most likely disrupt

Fruit colour in squash is an example of

Which is the particular type of drug that is obtained from the plant whose one flowering branch is shown here?

Which one of the following are analogous structures?

In this diagram showing the L.S. of an embryo of grass, identify the answer having the correct combination of alphabets with the right p art: