Biology Questions

Q:

What is the proper term for a skeletal joint?

A) Articulation B) Compact Bone
C) Articular Cartilage D) Lacuna
 
Answer & Explanation Answer: A) Articulation

Explanation:

Articulation is the proper term for a skeletal joint.

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Q:

The definition of Lysogeny is

Answer

The definition of Lysogeny is a dormant viral infection of bacteria in which the genetic material of a virus combines with that of a host bacterium.

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Q:

Enzymes are important because they

A) maintain cell shape B) transfer genetic information
C) contain water D) speeds up chemical reactions
 
Answer & Explanation Answer: D) speeds up chemical reactions

Explanation:

Enzymes in the body are those which play an important role of breaking down the larger molecules to small and speeds up the chemical reactions.

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Q:

Bacterial decomposition of biological material under anaerobic condition is

A) fermentation B) fertilization
C) contamination D) composting
 
Answer & Explanation Answer: A) fermentation

Explanation:
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Q:

Smallest cell in human body is

A) Ovum B) Nerve cell
C) Sperm D) None of the above
 
Answer & Explanation Answer: C) Sperm

Explanation:
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Q:

Intrapulmonary pressure is the

A) pressure within the alveoli of the lungs B) pressure within the pleural cavity
C) negative pressure in the intrapleural cavity D) None of the above
 
Answer & Explanation Answer: A) pressure within the alveoli of the lungs

Explanation:

Intrapulmonary pressure is the pressure within the alveoli of the lungs.

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Q:

What is the average Life span of RBC?

A) 120 days B) 99 days
C) 101 days D) 111 days
 
Answer & Explanation Answer: A) 120 days

Explanation:

The average Life span of RBC is 120 days.

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Q:

The temperature danger zone for food is

A) 5 - 63 deg B) above 45 deg
C) below 15 deg D) None of the above
 
Answer & Explanation Answer: A) 5 - 63 deg

Explanation:

The temperature danger zone for the food that cannot be stored for long time is between 5 degrees to 63 degrees centigrade.

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