Questions

Q:

The reverse effect of X-ray emission is

A) Raman effect B) Compton effect
C) Zeeman effect D) Photo-electric effect
 
Answer & Explanation Answer: D) Photo-electric effect

Explanation:
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Q:

Which of the following is a characteristic of the Ascomycota?

A) Sac formation B) Zygospore formation
C) Basidium formation D) All of the above
 
Answer & Explanation Answer: A) Sac formation

Explanation:

Ascomycota is a division or phylum of the kingdom Fungi that, together with the Basidiomycota, form the subkingdom Dikarya. Its members are commonly known as the sac fungi or ascomycetes. 

 

Hence, Sac formation is a characteristic of the Ascomycota fungi.

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Q:

The part of the Himalayas between Tista and Dihang rivers is known as _________ Himalayas.

A) Nepal B) Kashmir
C) Assam D) Jammu
 
Answer & Explanation Answer: C) Assam

Explanation:
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Q:

Cobalt 60 is used for cancer treatment it emmits which rays?

A) Alpha B) Beta
C) Gamma D) X rays
 
Answer & Explanation Answer: C) Gamma

Explanation:

Cobalt therapy or cobalt-60 therapy is the medical use of gamma rays from the radioisotope cobalt-60 to treat conditions such as cancer.

 

Cobalt 60 is a synthetic radioactive isotope of cobalt with a half-life of 5.2714 years. It is produced artificially in nuclear reactors.

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Q:

In a parliamentary system, from where are cabinet members drawn

A) Judicial branch B) Legislative branch
C) Executive branch D) All of the above
 
Answer & Explanation Answer: B) Legislative branch

Explanation:

In a parliamentary system, the members of the cabinet are drawn from the legislative branch.

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Q:

First generation of computer was based on which technology?

A) Vaccum Tube B) VLSI
C) LSI D) Transistor
 
Answer & Explanation Answer: A) Vaccum Tube

Explanation:

The first computers used vacuum tubes for circuitry and magnetic drums for memory, and were often enormous, taking up entire rooms.

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Q:

Which of the following is a healthy blood pressure level?

A) 120/80 B) 140/90
C) 135/75 D) 130/70
 
Answer & Explanation Answer: A) 120/80

Explanation:

A normal reading would be any blood pressure below 120/80 mm Hg and above 90/60 mm Hg in an adult. If you're in the normal range, no medical intervention is needed.

However, you should maintain a healthy lifestyle and healthy weight to help prevent hypertension from developing.

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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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