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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Q:

Match the following

Artist Art form

1. Gauri Shankar Devilal a. Flute
2. Hari Prasad Chaurasia b. Painting
3. M.F. Hussain c. Kathak
4. Zakir Hussain d. Tabla

A) 1-a, 2-d, 3-b, 4-c	B) 1-b, 2-c, 3-a, 4-d
C) 1-c, 2-a, 3-b,4-d	D) 1-c, 2-b, 3-a, 4-d

Answer & Explanation Answer: C) 1-c, 2-a, 3-b,4-d

Explanation:

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Q:

Improve the bracketed part of the sentence.

In 2001, hundreds of people were killed (from) the earthquake in Gujarat.

A) in	B) because of
C) since	D) no improvement

Answer & Explanation Answer: A) in

Explanation:

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Q:

____ are atoms/molecules/ions containing the same number of electrons.

A) Isotones	B) Isotopes
C) Isoelectronic	D) Valence Isoelectronic

Answer & Explanation Answer: C) Isoelectronic

Explanation:

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Q:

Silviculture is the branch of botany in which we study about

A) Culture of algae	B) Development of forest
C) Culture of fungi	D) Silciphida plant

Answer & Explanation Answer: B) Development of forest

Explanation:

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Q:

What is ‘INS Karanj’, with reference to Indian Defence?

A) Scorpene submarine	B) Supersonic cruise missile
C) Anti-tank guided missile	D) Military Tank

Answer & Explanation Answer: A) Scorpene submarine

Explanation:

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Q:

Pen name of Rabindranath Tagore?

A) Bhanu Simha	B) Gurudev
C) Kabiguru	D) All of the above

Answer & Explanation Answer: D) All of the above

Explanation:

Pen names have had a certain place of their own in the world of writing. Pen names are something which every writer comes across at some time in their careers.

Indian author to use a pen name Bhanu Simha is Rabindranath Tagore. He also has Gurudev, Kabiguru as his pen names.

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Q:

Which of the following has a highest wind velocity ?

A) Loo	B) Tornado
C) Typhoon	D) Hurricane

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