Questions

Q:

In which of the following animals is respiration done by skin?

A) Flying fish B) Sea horse
C) Frog D) Chemeleon
 
Answer & Explanation Answer: C) Frog

Explanation:
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Filed Under: Animals and Birds

92 13295
Q:

The base of an electric iron is brightly polished mainly

A) to make it smooth and frictionless B) to make it rust-proof
C) to reduce heat loss by radiation D) to make it more durable
 
Answer & Explanation Answer: C) to reduce heat loss by radiation

Explanation:

Polished surfaces are poor radiators of heat. So loss of heat on that account is reduced and the electric iron remains hotter than otherwise.

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Filed Under: Physics

44 13292
Q:

The number indicating the intensity of an earthquake on a Richter scale range between

A) 1 to 7 B) 1 to 9
C) 1 to 8 D) 1 to 12
 
Answer & Explanation Answer: B) 1 to 9

Explanation:
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Filed Under: World Geography

10 13284
Q:

The theory which advocates that living beings can arise only from other living beings is termed

A) Bio-genesis B) Abiogenesis
C) Catastrophism D) Cosmozoic
 
Answer & Explanation Answer: A) Bio-genesis

Explanation:
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Filed Under: General Science

48 13265
Q:

At present, scientists can determine the arrangement or relative positions of genes of DNA sequences on a chromosome. How does this knowledge benefit us?

1. It is possible to know the pedigree of livestock.
2. It is possible to understand the causes of all human diseases.
3. It is possible to develop disease-resistant animal breeds.
Which of the statements given above is/are correct?

A) 1 and 2 only B) 2 only
C) 1 and 3 only D) 1, 2 and 3
 
Answer & Explanation Answer: D) 1, 2 and 3

Explanation:
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Filed Under: General Science

37 13262
Q:

What are 10Base2, 10Base5 and 10BaseT Ethernet LANs

Answer

10Base2—An Ethernet term meaning a maximum transfer rate of 10 Megabits per second that uses baseband


signaling, with a contiguous cable segment length of 100


meters and a maximum of 2 segments.


 


10Base5—An Ethernet term meaning a maximum transfer rate of 10 Megabits per second that uses baseband


signaling, with 5 continuous segments not exceeding 100


meters per segment.


 


10BaseT—An Ethernet term meaning a maximum transfer rate of 10 Megabits per second that uses baseband


signaling and twisted pair cabling.

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Subject: Networking
Job Role: Network Engineer

6 13245
Q:

The core of an electromagnet is made of soft iron because soft iron has 

A) small susceptibility and small retentivity B) large susceptibility and small retentivity
C) large density and large retentivity D) small density and large retentivity
 
Answer & Explanation Answer: B) large susceptibility and small retentivity

Explanation:
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Filed Under: Physics

75 13239
Q:

Name the clan Buddha belonged to

A) Gnathrika B) Maurya
C) Sakya D) Kuru
 
Answer & Explanation Answer: C) Sakya

Explanation:
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Filed Under: Indian History

29 13235