Biology Questions

Q:

The color of human skin depends upon

A) melanin B) carotenoids
C) anthocyanins D) chlorophylls
 
Answer & Explanation Answer: A) melanin

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Q:

There are how many vocal cords in the human voice box?

A) One B) Two
C) Three D) Four
 
Answer & Explanation Answer: B) Two

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Q:

Which of the following is a metabolic function of skin?

A) synthesis of a vitamin D precursor B) cutaneous sensation
C) body temperature regulation D) elimination of nitrogenous wastes
 
Answer & Explanation Answer: A) synthesis of a vitamin D precursor

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Q:

Which type of epithelial tissue forms the lining of kidney tubules and ducts of salivary glands, where it provides mechanical support?

A) Simple squamous epithelial B) Stratified squamous epithelial
C) Ciliated columnar epithelial D) Cuboidal epithelial
 
Answer & Explanation Answer: D) Cuboidal epithelial

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Q:

Mesothelioma is a type of cancer. The most common area affected in it is the lining of the ________.

A) heart B) brain
C) stomach D) lungs
 
Answer & Explanation Answer: D) lungs

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Q:

Which organisms can help to carry out Vermicomposting?

A) Nitrifying Bacteria B) Earthworms
C) Algae D) Fungus
 
Answer & Explanation Answer: B) Earthworms

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Q:

Which component of the blood transports food, CO2 and nitrogenous waste?

A) WBCs B) Blood platelets
C) RBCs D) Plasma
 
Answer & Explanation Answer: D) Plasma

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Q:

Which of the following is the largest part of the human brain?

A) Ribs B) Cerebrum
C) Pons D) Thalamus
 
Answer & Explanation Answer: B) Cerebrum

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