List of top Biology Questions

In the absence of heart or circulatory system in plants, upward water flow through the xylem can achieve fairly high rates by

Which is known as a barrier layer

Which of the following is correctly stated as it happens in the common cockroach ?

Which one of the following aspects is an exclusive characteristic of living things ?

Which one of the following diagrams represents the placentation in Dianthus ?

Which one of the following is not considered as a part of the endomembrane system

$XO$ type of sex determination is seen in:

Which is referred to as ??ungs of the Planet Earth?

Which among these is produced by distillation of fermented broth? (i) Whisky (ii) Wine (iii) Beer (iv) Rum (v) Brandy

What are those structures that appear as 'beads-on-string' in the chromosomes when viewed under electron microscope ?

Important site for formation of glycoproteins and glycolipids is

Ground tissue includes

Function of companion cells is

Frogs differ from humans in possessing

Eutrophication is often seen in

Actin binding sites are located on:

Glucose is mainly absorbed in :

The organism which can tolerate and thrive in a wide temperature range are known as

Pyruvate can be converted to acetyl coA by the action of

Traizines are widely used as

Isoenzymes can be best defined as

Entamoeba differs from Amoeba in not having

In phaeophyceae, which of the following pigments is absent?

The endosperm of gymnosperms is

In Cycas, the fertilization is