Biology Questions

Q:

The plasma of the blood contains which among the following constituents?

I. Proteins

II. Salts

III. Hormones

A) Only I and II B) Only I and III
C) Only II and III D) All I, II and III
 
Answer & Explanation Answer: D) All I, II and III

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Q:

Polio is caused by

A) Bacteria B) Virus
C) Fungus D) Protozoa
 
Answer & Explanation Answer: B) Virus

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Q:

Anaemia is caused because of deficiency of which of the following?

A) Cobalt B) Iron
C) Sodium D) Calcium
 
Answer & Explanation Answer: B) Iron

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Q:

Haemoglobin is an important component of _______.

A) white blood cells B) red blood cells
C) plasma D) all options are correct
 
Answer & Explanation Answer: B) red blood cells

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Q:

With which of the following body organ is 'pace-maker' associated?

A) Liver B) Brain
C) Heart D) Lungs
 
Answer & Explanation Answer: B) Brain

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Q:

Which of the following is NOT a form of Monosaccharide Sugar?

A) Galactose B) Glucose
C) Fructose D) Maltose
 
Answer & Explanation Answer: D) Maltose

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Q:

Which type of permanent tissue helps the aquatic plants to float?

A) Aerenchyma B) Collenchyma
C) Sclerenchyma D) No option is correct
 
Answer & Explanation Answer: A) Aerenchyma

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Q:

Which part of flower produces pollen grains that are generally yellowish in color?

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

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