Q:

Which enzyme has been used by scientists of Massachusetts Institute of Technology to induce plants to give off dim light?

A) Carotenogen	B) Luciferase
C) Reductase	D) Peroxidase

Answer & Explanation Answer: B) Luciferase

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Q:

Which one of the following is not a borderline element?

A) Boron	B) Silicon
C) Polonium	D) Bismuth

Answer & Explanation Answer: D) Bismuth

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Q:

Which of the following gases turns lime water milky?

A) O3	B) CO2
C) O2	D) CO

Answer & Explanation Answer: B) CO2

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Q:

Which of the following compounds has a double bond?

A) Acetylene	B) Ethene
C) Ethane	D) Methane

Answer & Explanation Answer: B) Ethene

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Q:

Which of the following carries oxygen to various parts of human body?

A) Red blood cells	B) White blood cells
C) Plasma	D) Nerves

Answer & Explanation Answer: A) Red blood cells

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Q:

Why does ice covered in sawdust not melt quickly?

A) Sawdust does not allow the air to touch the ice	B) The water is absorbed by sawdust
C) Sawdust is a bad conductor of heat	D) Sawdust is good conductor of heat

Answer & Explanation Answer: C) Sawdust is a bad conductor of heat

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Q:

If the distance travelled by an object is zero, then the displacement of the object

A) is zero	B) is negative
C) is positive	D) may or may not be zero

Answer & Explanation Answer: A) is zero

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Q:

Who appoints Advocate General of State in India?

A) Governor of State	B) Chief Minister of State
C) Law Minister of State	D) No option is correct

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