Questions

Q:

A hunter on the ground wishes to shoot a  bird on a tree at a distance with his rifle. He has to point the rifle

A) at the lower alevation than the bird B) at a higher alevation than the bird
C) In the same direction as the bird D) vertically upwards
 
Answer & Explanation Answer: B) at a higher alevation than the bird

Explanation:

The trajectory of the bullet is a parabola

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Filed Under: Physics

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Q:

How much water can be used by a camel in drinking in a single time ?

A) Up to 60 ltr. B) Up to 100 ltr.
C) Up to 80 ltr. D) Up to 120 ltr.
 
Answer & Explanation Answer: B) Up to 100 ltr.

Explanation:
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Filed Under: Animals and Birds
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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:

Fat can be seperated from milk in a cream seperator because of :

A) Cohesive Force B) Gravitational Force
C) Centripetal Force D) Centrifugal Force
 
Answer & Explanation Answer: D) Centrifugal Force

Explanation:
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Q:

A series of fast moving still pictures can be made to appear as a moving picture because the eye 

A) can focus very rapidly as pictures change B) is quicker than the brain
C) can see 2 images separated only if the interval betwen seeing them is more than one-tenth of a second D) can shut out some of the light
 
Answer & Explanation Answer: C) can see 2 images separated only if the interval betwen seeing them is more than one-tenth of a second

Explanation:

The eye can see images separately only if they are exhibited at an interval of more than 1/10 of a second. In the case of a movie, the still pictures come one after the other at less than this minimum interval. So we do not see them separately but only as a continuous moving picture.

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Q:

The capital of Colombia is ?

A) Caracas B) Santiago
C) Lima D) Bogota
 
Answer & Explanation Answer: D) Bogota

Explanation:
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Filed Under: World Geography
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Q:

"Kargil Vijay Diwas" was observed on _____.

A) 26 July B) 27 July
C) 25 July D) 29 July
 
Answer & Explanation Answer: A) 26 July

Explanation:
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Q:

Prokaryotic cells lack

A) Membrane bound by organelles B) Nucleolus
C) Nuclear membrane D) All the above
 
Answer & Explanation Answer: D) All the above

Explanation:

Prokaryotic cells lack a nucleus and do not have an extensive system of interior membranes. They are encased in a cell wall and many contain external structures such as a capsule, flagellum, or pili. Prokaryotes – have a relatively uniform interior that is not subdivided by internal membranes.

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Filed Under: Biology
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