Questions

Q:

Which of the following plays an important part in photosynthesis?

A) Chloroplast B) Centrosome
C) Tonoplast D) Nematoblast
 
Answer & Explanation Answer: A) Chloroplast

Explanation:

The Chloroplast contains the wonder green pigment chlorophyll which is able to trap solar energy and use it for synthesis of food

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Filed Under: Biology

9 6608
Q:

Light travels slowest in

A) Glass B) Water
C) Air D) Vacuum
 
Answer & Explanation Answer: A) Glass

Explanation:

Because the refractive index of glass is highest, light travels slowly in Glass. 

We know that the speed of light depends on the refraction index. The higher the index of refraction is, the slower the speed of light is.


R.I of air and vacuum = 0 (air is a teeny bit more but can be taken as 0)
R.I of water = 1.33
R.I of glass = 1.4.

 

Hence, Light travels slowest in Glass.

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Filed Under: Physics
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Q:

The first battle of Panipat (1526) was fought between

A) Barbar and Daulat Khan B) Barbar and Ibrahim Lodi
C) Barbar and Alam Khan D) Barbar and Rana Sanga
 
Answer & Explanation Answer: B) Barbar and Ibrahim Lodi

Explanation:
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Filed Under: Indian History

8 6607
Q:

According to Rutherford the radius of the nucleus is about ______ than the radius of the atom.

 

A)  105 times greater B) 105 times lesser
C) 109 times greater D) 107 times greater
 
Answer & Explanation Answer: B) 105 times lesser

Explanation:
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Filed Under: Physics
Exam Prep: Bank Exams

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Q:

What drink was invented by Charles Leiper Grigg in 1929?

A) 7-Up B) Yoo-Hoo
C) Pepsi D) Hawaiian Punch
 
Answer & Explanation Answer: A) 7-Up

Explanation:
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Filed Under: Inventions

4 6603
Q:

The first Indian who was choosen as the secretary general of commonwealth is

A) Krishnamurthy B) Kamalesh Sharma
C) Rakesh Verma D) Gopalaswamy
 
Answer & Explanation Answer: B) Kamalesh Sharma

Explanation:
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Filed Under: Famous Personalities

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Q:

What furniture item was invented by California furniture designer Charles Prior Hall in 1968?

A) Sofa bed B) Captain's chair
C) Waterbed D) Hammock
 
Answer & Explanation Answer: C) Waterbed

Explanation:
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Filed Under: Inventions

4 6595
Q:

______ is the maximum amount of data that can be stored on a storage medium.

A) Magnetic storage B) Optical storage
C) Solid-state storage D) Storage capacity
 
Answer & Explanation Answer: D) Storage capacity

Explanation:
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Filed Under: Computer
Exam Prep: Bank Exams

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