List of top Biology Questions

Which of the following takes part in formation of placenta ?

Structurally, what are olfactory nerve cells ?

Find out odd one from the following options by considering its role in nitrogen cycle.

It helps in differentiation of cells of the immune system

Which of the following is correct for lens focussing while seeing distant object ?

Through which process, starch of the guard cell is converted into PEP ions ?

In thistle funnel experiment, what will occur if sugar solution is added to beaker, after the process of osmosis stops ?

Which of the following is the most primitive ancestor of man ?

Which hormone promotes cell division, protein synthesis and bone growth ?

Which of the following ecological pyramids can never occur in inverted form ?

The important function of lymph is to

Cardiac output is determined by

Bakanae disease is caused by

Which of the following enzymes digests protein in stomach ?

Solarisation is

Growth inhibiting hormone is

The formation of gametophyte from the sporophyte (without meiosis) is called

Apomixis in plant means development of a plant

Which of the following hormone helps in secretion of HCl from stomach?

Which of the following is hermaphrodite ?

Which one of the following is the infective stage of Ascaris lumbricoides?

Which of the following element is responsible for Minamata disease?

What is the structural element of cell wall?

Water vascular system is present in which of the following phylum?

The vector of the kala- azar is