Biology Questions

Q:

Which part of the brain regulates breathing?

A) Cerebellum B) Medulla
C) Fore-brain D) Mid-brain
 
Answer & Explanation Answer: B) Medulla

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Q:

Rickets is caused due to the deficiency of

A) Vitamin D B) Vitamin A
C) Vitamin B D) Vitamin C
 
Answer & Explanation Answer: A) Vitamin D

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Q:

In sexual reproduction a parent contributes

A) Half of their genes B) Three-fourth of their genes
C) All the genes D) One-fourth of their genes
 
Answer & Explanation Answer: A) Half of their genes

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Q:

___ is known as a disease mostly caused by occupational health hazards.

A) Syphilis B) Cirrhosis
C) Silicosis D) Parkinson's
 
Answer & Explanation Answer: C) Silicosis

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Q:

The female reproductive part of a flower is called

A) Petals B) Sepals
C) Carpel D) Stamens
 
Answer & Explanation Answer: C) Carpel

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Q:

The universal natural auxin of plants is

A) IBA B) Citric auxin
C) NAA D) IAA
 
Answer & Explanation Answer: D) IAA

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Q:

How many litres of blood does an adult body have?

A) 3 B) 4
C) 5 D) 6
 
Answer & Explanation Answer: C) 5

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Q:

Name the organ where the embryo develops:

A) Ureter B) Uterus
C) Cervix D) Fallopian tube
 
Answer & Explanation Answer: B) Uterus

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