Biology Questions

Q:

What cells line the ventricles of the brain?

A) Schwann's cells B) Ependymal cells
C) Nerve cells D) Neuroglia
 
Answer & Explanation Answer: B) Ependymal cells

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Q:

Which of the following glands is a source of the enzyme Ptyalin?

A) Pancreas B) Thyroid Gland
C) Pituitary Gland D) Salivary Glands
 
Answer & Explanation Answer: D) Salivary Glands

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Q:

___________ is a straw coloured, viscous fluid constituting nearly 55 per cent of the blood.

A) Plasma B) Formed Elements
C) Blood Groups D) Coagulation of Blood
 
Answer & Explanation Answer: A) Plasma

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Q:

Myopia is a defect of eyes which is also known as

A) Far Sightedness B) Near Sightedness
C) Astigmatism D) Night Blindness
 
Answer & Explanation Answer: B) Near Sightedness

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Q:

Which permanent tissue makes a plant hard and stiff?

A) Parenchyma B) Aerenchyma
C) Collenchymas D) Sclerenchyma
 
Answer & Explanation Answer: D) Sclerenchyma

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Q:

Which of the following induces nitrogen fixation in soil?

A) Protozoa B) Bacteria
C) Fungi D) Algae
 
Answer & Explanation Answer: B) Bacteria

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Q:

Insects that transmit diseases are known as

A) Pathogens B) Vectors
C) Drones D) Scalars
 
Answer & Explanation Answer: B) Vectors

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Q:

Which of the following is secreted by the liver?

A) Glucose B) Iodine
C) Cortisol D) Bile
 
Answer & Explanation Answer: D) Bile

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