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Q:

In a majority of flowering plants, out of the four megaspores, what is the ratio of functional and degenerate megaspores?

A) 2:2 B) 1:3
C) 3:1 D) 4:0
 
Answer & Explanation Answer: B) 1:3

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Q:

Which   one   of   the   following   is   not   a semiconductor?

A) Silicon B) Germanium
C) Quartz D) Gallium arsenide
 
Answer & Explanation Answer: C) Quartz

Explanation:

Semiconductors are the basic materials used in the present solid state electronic devices like diode, transistor, ICs, etc. 2. Lattice structure and the atomic structure of constituent elements decide whether a particular material will be insulator, metal or semiconductor. Semiconductors are elemental (Si, Ge) as well as compound (GaAs, CdS, etc.). Silicon, Germanium, Gallium Arsenide are semiconductors, but Quartz is an insulator.

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Q:

Which among the following is false about viscosity?

A) Viscosity of gases is less than that of liquids B) Viscosity of gases increases with rise in temperature
C) Viscosity of liquid decreases with rise in temperature D) Viscosity of liquid decreases with increase in pressure
 
Answer & Explanation Answer: D) Viscosity of liquid decreases with increase in pressure

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Q:

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

 

People (have got so addict) to their virtual life that they forget there is more to life than just sitting in front of a plastic box.

 

A) have got so addicting B) has got so addicted
C) have got so addicted D) no improvement
 
Answer & Explanation Answer: C) have got so addicted

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Filed Under: English
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Q:

National Anthem of Bangladesh 'Amar Sonar Bangla' was written by

A) Rabindranath Tagore B) Sarojini Naidu
C) Kazi Nazrul Islam D) Taslima Nasrin
 
Answer & Explanation Answer: A) Rabindranath Tagore

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Q:

The longest railway platform in India

A) Amritsar B) Gorakhpur
C) Kathgodam D) Kanpur
 
Answer & Explanation Answer: B) Gorakhpur

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Q:

In India, the Black Revolution is associated with self dependence in the production of ___________.

A) oil seeds production   B) crude petroleum
C) black box D) No option is correct
 
Answer & Explanation Answer: B) crude petroleum

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Q:

In terms of population Pakistan is at which place in the world?

A) 8th B) 7th
C) 6th D) 5th
 
Answer & Explanation Answer: C) 6th

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