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Q:

Which statement best describes electrons?

A) Electrons orbit around the nucleus B) Electrons are composed of protons and neutrons
C) Electrons reside in the nucleus D) Electrons have a positive charge
 
Answer & Explanation Answer: A) Electrons orbit around the nucleus

Explanation:

Electrons orbit around the nucleus is correct about them.

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Filed Under: Chemistry
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Q:

Rank these compounds by boiling point- Pentane, Propane and Hexane.

A) Pentane > Propane > Hexane B) Propane > Pentane > Hexane
C) Hexane > Pentane > Propane D) Propane > Hexane > Pentane
 
Answer & Explanation Answer: C) Hexane > Pentane > Propane

Explanation:

The boiling point of the compounds depend on the number of carbons in them. Hexane has 6, Pentane has 5 and Propane has 3 carbons. As Hexane is with 6 carbons it has highest boiling point and next Pentane with 5 and lowest Propane with 3. 

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Filed Under: Chemistry
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Q:

State funding of elections takes place in

A) France and Italy B) USA and Canada
C) Germany and Austria D) Britain and Switzerland
 
Answer & Explanation Answer: C) Germany and Austria

Explanation:
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Filed Under: General Awareness
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Q:

Two most important acts and rituals associated with the vedic marriage system was/were

A) Pani-Grahana B) Sapta-Padi
C) Marriage Vows D) Both (a) and (b)
 
Answer & Explanation Answer: D) Both (a) and (b)

Explanation:
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Filed Under: Indian History

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Q:

Who amongst the following is known as the Light of Asia

A) Jesus Christ B) Lord Buddha
C) Prophet Mohammad D) Zarathustra
 
Answer & Explanation Answer: B) Lord Buddha

Explanation:
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Filed Under: Indian History

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Q:

What color is Lobster blood?

A) Blue B) White
C) Red D) Colourless
 
Answer & Explanation Answer: A) Blue

Explanation:

Lobsters, like snails and spiders, have blue blood due to the presence of hemocyanin, which contains copper. In contrast, vertebrates and many other animals have red blood from iron-rich hemoglobin.

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Filed Under: Biology
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Q:

Which of the following is the farthest planet to the Sun

A) Mars B) Jupitar
C) Neptune D) Earth
 
Answer & Explanation Answer: C) Neptune

Explanation:
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Filed Under: World Geography

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Q:

A boy is swinging a ball attached to a string in a horizontal circle.If the string snaps

A) the ball will travel towards the center of the circle and fall down B) it will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down
C) it will fall down at the same place where the string breaks D) none of these
 
Answer & Explanation Answer: B) it will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down

Explanation:

The centripetal force having  been removed the body cannot execute the curved path. (B) is Correct.

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Filed Under: Physics

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