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41.
The main function of kidney is to
- A.eliminate oxygen
- C.metabolise vitamins
- B.regulate fluid balance and removing waste products
- D.Eliminate carbon dioxide
- Answer
- Report
Answer : [A]
42.
Mark the correct statement:
- A.All sperms fertilize all eggs
- B.Eggs are fertilized by many sperms
- C.Each egg is usually fertilized by one sperm
- D.Each sperm fertilizes one egg.
- Answer
- Report
Answer : [C]
43.
Mark the correct statement :
- A.Foramen magnum is in the skull
- B.Foramen magnum is an aperture in the heart
- C.Foramen magnum is a large hole in the voice box
- D.Foramen magnum does not exist anywhere
- Answer
- Report
Answer : [B]
44.
'Survival of the fittest' was proposed in his theory of evolution by
- A.Darwin
- C.Lamarck
- B.Mendel
- D.Hugo de vries
- Answer
- Report
Answer : [A]
45.
The pteridophyte produces two kinds of spores.
- A.lycopodium
- C.Psilotum
- B.Selaginella
- D.Adiantum
- Answer
- Report
Answer : [B]
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