List of top Biology Questions

Which structure of man is similar to spiracle of cockroach?
The following are the branches of dorsal aorta. I. Intercostal II. Phrenic III. Coeliac IV. Anterior mesenteric V. Posterior mesenteric Of these, which set of arteries supply the blood to the glands of digestive system?
Semi-conservative replication of DNA was first demonstrated in
Replication of centriole occurs during
Which of the following is true?
In plants, water supply is due to
Somaclonal variation appears in plants
Pineapple fruit develops from
In a monoecious plant
One of the synthetic auxin is
Oxygenic photosynthesis occurs in
TAB vaccine is useful against
An example of axile placentation is
Which one of the following has maximum genetic diversity in India ?
Stroma in the chloroplasts of higher plant contains
Match the following lists: The correct answer is
Match the following
Match the following
Point mutation involves
Match the following and choose the correct option
Match the following with reference to cockroach and choose the correct option
Match the following columns.
Match the following classes of Fungi (Column-I) with the examples (Column-II) Choose the correct option:
A health disorder that results from the deficiency of thyroxine in adults and characterised by (i) a low metabolic rate, (ii) increase in body weight and (iii) tendency to retain water in tissues is
An example of a seed with perisperm and caruncle is