List of top Biology Questions

Bidirectional translocation of solutes takes place in
$FAD$ participates in Krebs' cycle as electron acceptor during conversion of
An alga which is rich in protein ?
Heterospory and seed habit are often exhibited by a plant possessing
Which of the following acts as 'nature's scavengers'
Ulothrix filaments produce
Which of the following ecosystem has the highest gross primary productivity?
Basement membrane is made up of
Which of the following diseases is now considered completely eradicated from India?
The present population of the world is about
In ureotelic animals, urea is formed by
Protein present in cartilage is
Hormones thyroxine, adrenaline and the pigment melanin are formed from
If pancreas is removed, the compound which remain undigested is
The biofertilizers are
Common origin of man and chimpanzee is best shown by
A person with the sex chromosomes XXY suffers from
Which of the following is a living fossil?
How many mitotic divisions are needed for a single cell to make 128 cells?
Evolutionary convergence is characterised by
In human beings, the eggs are
Which of the following is free-living aerobic and non-photosynthetic nitrogen-fixing bacterium?
Viruses possess
The embryonated egg of Ascaris represents
Smooth muscle fibres are: