General Science Questions

Q:

Homology is evidence of

A) Common ancestry B) Divergent evolution
C) Punctuated evolution D) Convergent evolution
 
Answer & Explanation Answer: A) Common ancestry

Explanation:

In biology, Homology is defined as any characteristic of biological organisms that is derived from a common ancestor. 

 

Hence, Homology is evidence of Common ancestry.

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Q:

Kyoto Protocol is related to

A) Wetland conservation B) Ozone depletion
C) Air pollution D) Climate change
 
Answer & Explanation Answer: D) Climate change

Explanation:
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Q:

Vitamin-A plays an important role in

A) Eye vision B) Brain
C) Hair D) Bones
 
Answer & Explanation Answer: A) Eye vision

Explanation:

Vitamin-A plays an important role in Eye vision. Vitamin A helps form and maintain healthy teeth, skeletal and soft tissue, mucus membranes, and skin. It is also known as retinol because it produces the pigments in the retina of the eye. Vitamin A promotes good vision, especially in low light.

 

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Q:

One who eats everything

A) Carnivores B) Omnivores
C) Herbivores D) Omniscient
 
Answer & Explanation Answer: B) Omnivores

Explanation:

One the person or a animal who eats everything i.e, no kind of food is refused are called as Omnivores.

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Q:

Which describes a clinical psychologist?

A) specialist who studies behavior and emotions, but cant prescribe medication B) specialist in diagnosing and treating mental disorders who can prescribe medication
C) specialist working primarily with the family members of someone in psychiatric care D) None of the above
 
Answer & Explanation Answer: A) specialist who studies behavior and emotions, but cant prescribe medication

Explanation:
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Q:

Which of the following is responsible for regulating noise pollution?

A) Central authorities B) State authorities
C) Local authorities D) Both B & C
 
Answer & Explanation Answer: D) Both B & C

Explanation:

Both State and Local governments are responsible for regulating noise pollution. Noise pollution refers to the high noise level that we can not bear.

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Q:

By definition a clade is

A) monophyletic B) polyphyletic
C) parsimonious D) paraphyletic
 
Answer & Explanation Answer: A) monophyletic

Explanation:

A clade is a group of ancestral species and all its descendants. Hence it is a branch of one same species and so monophyletic.

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Q:

Which of the following are physical signs of stress?

A) tense muscles B) aches
C) loss of sexual desire D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

Physical signs of stress include Frequent colds and infections, aches, pains and tense muscles, stomach upset, loss of sexual desire, etc...

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