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 Biology Questions

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Q:

The male sex organs in a flower is the __________.

A) Zoospores B) stamen
C) pistil D) Chlorophyceae
 
Answer & Explanation Answer: B) stamen

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Q:

What is the role of Pneumatophores?

A) Protect plant from animals B) Get oxygen for respiration
C) Supports plant in standing upright D) Helps plant for pollination
 
Answer & Explanation Answer: B) Get oxygen for respiration

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Q:

The somatosensory receptors in human beings detect ______.

A) taste B) smell
C) touch D) hear
 
Answer & Explanation Answer: C) touch

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Q:

A section of DNA that provides information for one protein is called the ___.

A) lysosome B) gene
C) chromosome D) nucleus
 
Answer & Explanation Answer: B) gene

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Q:

Which of the following function is performed by the kidneys in the human body?

A) Excretion B) Respiration
C) Digestion D) Transportation
 
Answer & Explanation Answer: A) Excretion

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Q:

The vocal cords in men are about _______ long.

A) 10mm B) 20mm
C) 30mm D) 40mm
 
Answer & Explanation Answer: B) 20mm

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Q:

Kwashiorkor  disease  in  children  is  caused by

A) sufficient carbohydrates but less fats in diet B) sufficient  carbohydrates  and  fats  but deficient proteins in diet
C) sufficient  vitamins  but  deficient  fats  in diet D) sufficient  fats  but  deficient  vitamins  in diet
 
Answer & Explanation Answer: B) sufficient  carbohydrates  and  fats  but deficient proteins in diet

Explanation:

Kwashiorkar is produced by protein deficiency unaccompanied by calorie  deficiency.  It  results  from the  replacement  of  mother’s  milk by a high calorie-low protein diet in a child more than one year in age. Like marasmus, kwashiorkor shows wasting   of   muscles,   thinning   of limbs,  failure  of  growth  and  brain development

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Q:

Which Vitamin is obtained from Sun rays?

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

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