List of top Biology Questions

Cut flowers and vegetables can be kept fresh for a long period by this plant hormone

Hereditary material present outside nucleus is called

Which of the following is a sex-linked disorder ?

Endothelium is made up of

The pesticides are considered as hazardous because

Water potential of pure water and its solutions are

UNEP stands for

Angstrom ($??) is equal to

An ovule, where chalaza, micropyle and embryo sac lie along vertical line is called

Number of meiotic division required to produce 100 macrospore in angiosperm/egg is:

Which is related to feminism?

The rate of absorption of ion is slow at high temperature are to:

In earthworm, the circular muscles are highly develop in:

Part of the right lung of rat which is not distinguishable due to passage of post caval through it is:

Chloragogen cells are present in Pheretima. These are specialized for performing function of:

In the pectoral girdle of frog there is a cup like cavity on each side called:

Blood of cockroach does not contains haemoglobin because:

The function of typhlosole in earthworm is to:

An egg cell has 5 pico gram of DNA in its nucleus. How much amount of DNA will be in this animal at the end of $G_{2}$ phase mitosis?

In Rattus rattvs, internally cerebral hemisphere are connected by:

Which is not a larva of sponge?

Most of the broad spectrum antibiotics have been obtained from

Amylopsin acts upon

Amphimixis is

Which of the following is not related to porifers?