List of top Biology Questions

The term 'glycocalyx' is used for :
Which one of the following is not correct as regards the harmful effects of particulate matter of the size 2.5 micro meters or less ?
The plant body is thalloid in
Megaspores are produced from the megaspore mother cells after
Kyoto Protocol was endorsed at
A good producer of citric acid is
Megasporangium is equivalent to
Natural reservoir of phosphorus is
Monoecious plant of Chara shows occurrence of :
Perisperm differs from endosperm in
Satellite RNAs are present in some
The figure shows a section of human ovary. Select the option which gives the correct identification of either A or B with function/characteristic.
One of the legal methods of birth control is
A diagram showing axon terminal and synapse is given. Identify correctly at least two of A-D.
The diagram given here is the standard ECG of a normal person. The P- wave represents the :
Bundle sheath cells
Select the wrong statement :
In china rose the flowers are :
Which one of the following statements is correct ?
Which one of the following is an example of ex-situ conservation ?
Which one of the following is not a correct statements ?
Which is characteristic feature of plant cell
Infection of Ascaris usually occurs by
Inflorescence is racemose in
Secondary productivity is rate of formation of new organic matter by