Q:

Which one of the following statements is correct?

A) The oxidation number for hydrogen is always zero.	B) The oxidation number for hydrogen is always + 1.
C) The oxidation number for hydrogen is always -1.	D) Hydrogen can have more than one oxidation number.

Answer & Explanation Answer: D) Hydrogen can have more than one oxidation number.

Explanation:

Hydrogen has two possible oxidation numbers: +1 and -1.

-1 in case of hydrides.

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Q:

Which of the following is a greenhouse gas or a gas which can deplete the ozone layer?

A) B2H6	B) NF3
C) CCl3F	D) C6H6

Answer & Explanation Answer: C) CCl3F

Explanation:

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Q:

If the ___________ firm has zero costs or only has fixed cost, the quantity supplied in equilibrium is given by the point where the average revenue is zero.

A) Perfect Competition	B) Monopoly
C) Oligopoly	D) Monopolistic Competition

Answer & Explanation Answer: A) Perfect Competition

Explanation:

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Filed Under: Indian Economy
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Q:

Fruits and vegetables are good sources of

A) Fats & Fibre	B) Vitamins & Fats
C) Minerals & Vitamins	D) Calories & Fats

Answer & Explanation Answer: C) Minerals & Vitamins

Explanation:

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Filed Under: General Science
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Q:

___ is a unit of length, roughly the distance from Earth to the Sun.

A) Light years	B) Astronomical unit
C) Kelvin	D) Joule

Answer & Explanation Answer: B) Astronomical unit

Explanation:

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Filed Under: Physics
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Q:

Which is not a basic function of a computer

A) Accept input	B) Process data
C) Copy text	D) Store data

Answer & Explanation Answer: C) Copy text

Explanation:

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Q:

The 'Go for Zero' policy, is associated with which country?

A) New Zealand	B) Germany
C) United Kingdom	D) Australia

Answer & Explanation Answer: D) Australia

Explanation:

The "Go for Zero" policy of Australia helped the country to bring down its COVID-19 cases. The Go for zero policy of Australia was proposed by a non-profit think tank Grattan Institute that advises the government. Under the policy besides expanding the testing of covid-19, Australia also increased contact tracing and mandatory isolation.

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Filed Under: General Awareness
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Q:

Which Indian nuclear scientist is currently the chairman of the Atomic Energy Commission of India?

A) R. Murugesan	B) A.S. Kiran Kumar
C) Madhavan Nair	D) Sekhar Basu

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