General Knowledge Questions

Q:

When was the voting machine invented?

A) 1980 B) 1892
C) 1989 D) 1920
 
Answer & Explanation Answer: B) 1892

Explanation:
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Q:

Autoimmune diseases associated with vitiligo

A) Thyroiditis B) Diabetes mellitus
C) Psoriasis D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

Vitiligo is a condition in which the skin loses its pigment cells (melanocytes). This can result in discolored patches in different areas of the body, including the skin, hair, retina and mucous membranes.

vitiligo1531457140.jpg image

Many disorders have been linked to vitiligo. They are::

Hashimoto thyroiditis,

Graves disease,

Addison disease and

diabetes mellitus,

alopecia areata,

pernicious anemia,

inflammatory bowel disease,

psoriasis, and

autoimmune polyglandular syndrome.

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Q:

A protein is synthesized in the endoplasmic reticulum bound ribosomes and it targets to the inner thylakoid space of chloroplast. How many double-layered membrane layers it has to pass to reach its destination?

A) 2 B) 3
C) 4 D) 5
 
Answer & Explanation Answer: B) 3

Explanation:

There are 3 double-layered membrane layers, which the protein has to pass to reach its destination.

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Q:

Where are the taste receptors located?

A) epiglottis B) upper esophagus
C) tip of the tongue D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

Five basic tastes are :

salty,

sweet,

bitter,

sour, and

umami.

Where_are_the_taste_receptors_located1551955329.jpg image

The taste receptors are located all over in the mouth around paillae structures.

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Q:

Horography is an art of

A) constructing dials B) reading paintings
C) monumental scenes D) None of the above
 
Answer & Explanation Answer: A) constructing dials

Explanation:

Horography is an art of constructing watches or dials for measurement of time.

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Q:

A lytic infection concludes with the

A) production of a prophage B) production of messenger RNA
C) embedding of viral DNA into the host cell's DNA D) bursting of the host cell
 
Answer & Explanation Answer: D) bursting of the host cell

Explanation:
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Q:

Which of the following is not true of color blindness?

A) Color blind people learn to rely on shapes, patterns, and positions of signs and signals. B) Red-green color blindness is the most common type of color blindness.
C) A color blind person cannot see any colors. D) For some people, it might be difficult to recognize colors of traffic lights and signs.
 
Answer & Explanation Answer: C) A color blind person cannot see any colors.

Explanation:
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Q:

Increasing the Alveolar ventilation rate will

A) Increase the rate of carbon dioxide diffusion from the blood to the alveoli B) Decrease the partial pressure of oxygen in the alveoli
C) Increase the partial pressure of carbon dioxide in the alveoli D) Have no effect on either partial pressure or diffusion rate of gases
 
Answer & Explanation Answer: A) Increase the rate of carbon dioxide diffusion from the blood to the alveoli

Explanation:

Increasing the Alveolar ventilation rate will increase the rate of carbon dioxide diffusion from the blood to the alveoli.

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