Biology Questions

Q:

Which of the following represents the pair of sex chromosomes in women?

A) XY B) XX
C) YY D) None of these
 
Answer & Explanation Answer: B) XX

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Q:

Western blot is the diagnostic test for

A) Plague B) Leprosy
C) HIV D) Typhoid
 
Answer & Explanation Answer: C) HIV

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Q:

Which among the following is NOT same as reproduction?

A) Regeneration B) Budding
C) Vegetative Propagation   D) Spore formation  
 
Answer & Explanation Answer: A) Regeneration

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Q:

Which of the following is at the second trophic level of a food chain?

A) Grass B) Rats
C) Snake D) Eagle
 
Answer & Explanation Answer: B) Rats

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Q:

A fungal cell wall is made of :

A) lignin B) hemi-cellulose
C) chitin D) cellulose
 
Answer & Explanation Answer: C) chitin

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Q:

Slow-growing large coloured patches on the bark of trees are the examples of symbiotic life forms called ______.

 

A) Aphids B) Egrets
C) Shrimps D) Lichens
 
Answer & Explanation Answer: D) Lichens

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Q:

Osteoporosis is the disease related to

A) Spinal cord B) Heart
C) Kidneys D) Lungs
 
Answer & Explanation Answer: A) Spinal cord

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Q:

___ are the carriers of heredity material.

A) Genetics B) Genes
C) Gametes D) Germ cells
 
Answer & Explanation Answer: B) Genes

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