Q:

Which is an example of a physical change?

A) Dissolving sugar in water	B) Breaking glass
C) Melting of ice	D) All of the above

Answer & Explanation Answer: D) All of the above

Explanation:

In all the above given options, there is no chemical change or reactions takes place only the shape or physical state is changed.

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Filed Under: General Science
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2 1818

Q:

Through which microscope were cells first observed?

A) Compound	B) Simple
C) Electron	D) Tunneling

Answer & Explanation Answer: A) Compound

Explanation:

A microscope is an instrument that magnifies objects. Cells that were first observed by Robert Hooke in the year 1665 in the compound microscope.

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1 1818

Q:

Which energy source generates the least greenhouse gases?

A) Fossil fuels energy	B) Nuclear energy
C) Solar energy	D) All of the above

Answer & Explanation Answer: A) Fossil fuels energy

Explanation:

Fossil fuels energy source generates the least greenhouse gases. Of them, i.e, oil, natural gas and coal, natural gas source generates the least greenhouse gases.

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1 1818

Q:

All of the following are excretory (waste) products of animals, except

A) Uric Acid	B) Ammonia
C) Carbohydrates	D) Urea

Answer & Explanation Answer: C) Carbohydrates

Explanation:

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1 1818

Q:

What is the world's first national park?

Answer

Yellowstone

Workspace

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Subject: World Geography

1 1818

Q:

The Pie Day is observed on?

A) March 13	B) March 14
C) March 3	D) March 4

Answer & Explanation Answer: B) March 14

Explanation:

In the month/day format 3/14 i.e, Mrach 14th is celebrated as Pie Day as its value is 3.14.

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1 1818

Q:

Microeconomics is concerned with

A) The electronics industry	B) The study of individual
C) The economy as a whole	D) None of the above

Answer & Explanation Answer: B) The study of individual

Explanation:

Microeconomics is concerned with the study of individual firms, households, etc...

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Filed Under: Indian Economy
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1 1818

Q:

In the following question, four words are given out of which one word is incorrectly spelt. Find the incorrectly spelt word.

A) Tranquillity	B) Perseverence
C) Resplendence	D) Accommodation

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