List of top Biology Questions

The nephridia in earthworm are analogous to
The interferons are
Colchicine is employed to diploidize a haploid cell as it
The correct sequence for the manufacture of the compounds on the primitive earth is
Fermentation is anaerobic production of
The polygenic genes show
Pneumatic bone is found in
Azotobacter and Bacillus polymyxa are the examples of
If there are 4 cells in anthers, what will be the number of pollen grains?
Which one of the following elements is almost non- essential for plants?
Oxidative phosphorylation involves simultaneous oxidation and phosphorylation to finally form
Which one of the following fish is introduced 65. into India by foreigners?
In C4 plants, CO2 combines with
Which of the following is a 'true fruit'?
Genetically engineered bacteria have been successfully used in the commercial production of
Lungs are enclosed in :
Cochineal insects have proved very useful for
Benthoic animals are those, which
BGA (blue green algae) are included in which of the following groups?
When 1500 ml air is in the lungs, it is called
Which of the following is the direct ancestor of Homo sapiens?
Which of the following is the correct group of vestigial organs in man?
Choose the correct enzyme - substrate pair.
80S ribosomes have two sub units which are:
Which type of DNA is found in bacteria?