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Q:

Name a common greenhouse gas containing only hydrogen and oxygen?

A) CH4 B) O3
C) H2O D) NO
 
Answer & Explanation Answer: C) H2O

Explanation:

The common greenhouse gas containing only hydrogen and oxygen is H2O, this is water vapor.

The common greenhouse gases are water vapor, carbon dioxide, methane, nitrous oxide, and ozone.

The composition (chemical formula) of those gases are:

Water vapor: H2O
Carbon dioxide: CO2
Methane: CH4
Nitrous oxide: NO
Ozone: O3.

As you see the only one of those that contains only hydrogen and oxygen is H2O, water vapor.

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Filed Under: General Awareness
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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10 12238
Q:

Which part of Nervous system controls involuntary actions

A) Medulla oblongata B) Cerebellum
C) Hypothalamus D) Spinal cord
 
Answer & Explanation Answer: A) Medulla oblongata

Explanation:
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Filed Under: Biology

64 12236
Q:

The most important feature of the Indian Parliament is  that:

A) it is the Union Legislature in India B) it also comprises of the president
C) it is bicameral in nature D) the upper House of the Parliament is never dissolved
 
Answer & Explanation Answer: B) it also comprises of the president

Explanation:
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Filed Under: Inventions

26 12234
Q:

The Indian king who opposed Alexander was

A) Ambhi B) Porus
C) Dhanananda D) Chandragupta
 
Answer & Explanation Answer: B) Porus

Explanation:
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Filed Under: Indian History

10 12226
Q:

Who is considered as the master of Greek comedy ?

A) Aeschylus B) Sophocles
C) Aristophanes D) Philip
 
Answer & Explanation Answer: C) Aristophanes

Explanation:

"Aeschylus" was the founder of Greek tragedy, he was author of "Promethus Bound".

"Sophocles" is considered as the greatest Greek tragedians.

"Philip" was the father of Alexander.

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Filed Under: World History

28 12219
Q:

Which one of the following motion can the Council of Ministers of India move?

A) No Confidence Motion B) Censure Motion
C) Adjournment Motion D) Confidence Motion
 
Answer & Explanation Answer: D) Confidence Motion

Explanation:
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Filed Under: Indian Politics

20 12210
Q:

If a band is played on the moon the sound will

A) reverberate B) be heard by us faintly
C) be heard upto 10km from it D) not be heard at any distance at all from it
 
Answer & Explanation Answer: D) not be heard at any distance at all from it

Explanation:

As there is no atmosphere surrounding the moon, the sound from any band that is played there cannot travel outwards there is no material medium  surrounding it for its propagation.

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Filed Under: Physics

39 12198
Q:

Try the logical puzzle?

logical_puzzle1538026382.jpg image

A) 24 B) 25
C) 13 D) 12
 
Answer & Explanation Answer: C) 13

Explanation:

The man has 12 sons and the 12 sons has each one sister.

=> 12 sons + 1 sister = 13 children.

 

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Filed Under: Logic Puzzles
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49 12195