Electron was discovered by?

A: James Maxwell

B: Michael Faraday

C: Yuri Gagarin

D: J.J Thomson

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J.J Thomson

Periodontics deals with ________?

A:  Stomach disorders

B: Surgery of spine

C: Ligaments restoration

D: Dentistry

E: Heart attacks

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Dentistry

A moderator is used in nuclear reactor in order to ?

A: Slow down the speed of the neutrons

B: Accelerate the neutrons

C: Increase the number of elections

D: Decrease the number of electrons

E: None of these

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Slow down the speed of the neutrons

746 watts are equivalent to________?

A: 1 erg

B: 1 Joule

C: 1HP

D: 1 poise

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1HP

Sericulture is the study of which discipline ?

A: milk Production

B: silk production

C: honey production

D: forest timber production

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silk production

Which of the following are the ingredients of gun metal?

A:  Iron and Tin

B: Iron, Zinc and Titanium

C:  Iron, Brass and Tin

D:  Copper, Tin and Zinc

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 Copper, Tin and Zinc

The most dense and heaviest planet is______?

A: Earth

B: Jupiter

C: Mars

D: Venus

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Earth

When a warm air is lifted off the surface in temperature depression it is called ___?

A: A cold front

B: An occlusion

C: An anticyclone

D: A warm front

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An occlusion

The large dark patches on the Moon’s surface are known as______?

A: Maria, or seas, even though there is no water on the Moon

B: Dark matter

C: Maria, or seas, because they are filled with water

D: Moon spots

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Maria, or seas, even though there is no water on the Moon

NASA scientists have recently detected water vapor on which Jupiter’s moon?

A: Europa

B: Callisto

C: lo

D: None

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Europa

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