Q:

Sphalerite is an ore/mineral of

A) Mercury	B) Molybdenum
C) Silver	D) Zinc

Answer & Explanation Answer: D) Zinc

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Filed Under: Chemistry
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Q:

Biogas is produced from biomass by

A) destructive distillation	B) fractional distillation
C) anaerobic fermentation	D) dry distillation

Answer & Explanation Answer: C) anaerobic fermentation

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Q:

___ has naked seeds.

A) Pinus	B) Lemon
C) Carrot	D) Wheat

Answer & Explanation Answer: A) Pinus

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Filed Under: Biology
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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:

Using which of the following processes can one separate a solute from its solution?

A) Sedimentation	B) Evaporation
C) Filtration	D) Condensation

Answer & Explanation Answer: B) Evaporation

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Filed Under: General Science
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Q:

Stars twinkle but planets do not twinkle because

A) they emit light of a constant intensity	B) their distance from the earth does not change with time
C) they are very far away from the earth resulting in decrease in intensity of light	D) they are nearer to the earth and hence we receive a greater amount of light and therefore minor variations in intensity are not noticeable

Answer & Explanation Answer: A) they emit light of a constant intensity

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Q:

In Indian Parliamentary System, Gram Panchayat is elected for how many years?

A) Two years	B) Three years
C) Four years	D) Five years

Answer & Explanation Answer: D) Five years

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Filed Under: Indian Politics

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Q:

The kinetic energy of a ball weighing 0.5 kg moving with a velocity of 4 m/s will be

A) 16 J	B) 4 J
C) 8 J	D) 12 J

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