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 General Science Questions

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Q:

Which planet is known as the Morning Star or the Evening Star?

A) Jupiter B) Venus
C) Mercury D) Saturn
 
Answer & Explanation Answer: B) Venus

Explanation:

Venus planet is known as the Morning Star or the Evening Star.

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Q:

Gestalt psychology attempted to discover

A) the overall patterns of perceptions and thoughts B) the unconscious motivations for human functioning
C) how the mind helped people adapt to the world D) the basic building blocks of consciousness
 
Answer & Explanation Answer: A) the overall patterns of perceptions and thoughts

Explanation:
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Q:

Primary productivity is not limited by

A) Time B) Availability of sunlight
C) Water D) Nutrients
 
Answer & Explanation Answer: A) Time

Explanation:

Primary productivity refers to plants that make their own food using sunlight, water and availability of nutrients. Hence, they are not limited by time.

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Q:

Which energy source generates radioactive waste?

A) Nuclear power B) Thermal power
C) Hydel power D) All of the above
 
Answer & Explanation Answer: A) Nuclear power

Explanation:

which_energy_source_generates_radioactive_waste1543400097.jpg image

Nuclear power energy source generates radioactive waste.

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Q:

Which of the following is a healthy blood pressure level?

A) 120/80 mmHg B) 140/90 mmHg
C) 90/60 mmHg D) 120/140 mmHg
 
Answer & Explanation Answer: A) 120/80 mmHg

Explanation:

Healthy blood pressure ranges from 120/80 to 90/60.

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Q:

The genetic material of HIV consists of

A) DNA B) RNA
C) Both A & B D) None of the above
 
Answer & Explanation Answer: B) RNA

Explanation:

The genetic material of HIV consists of two single stranded RNA molecules.

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Q:

Which process removes carbon dioxide from the atmosphere?

A) Combustion B) Photosynthesis
C) Respiration D) All of the above
 
Answer & Explanation Answer: B) Photosynthesis

Explanation:

Photosynthesis process removes carbon dioxide from the atmosphere. Green plants remove carbon dioxide from the atmosphere by photosynthesis. 

The level of carbon dioxide in the atmosphere is maintained by several processes, including photosynthesis, respiration and combustion. 

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Q:

Which molecules prevent cell membranes from dissolving in water?

A) Phospholipids B) Fattyacids
C) Adenosine triphosphates D) None of the above
 
Answer & Explanation Answer: A) Phospholipids

Explanation:

Cell membranes are made up of phospholipids which prevents them from dissolving in water.

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