Questions

Q:

Which of the following plant tissues is capable of cell division?

A) Parenchyma B) Sclerenchyma
C) Meristem D) Xylem
 
Answer & Explanation Answer: C) Meristem

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Filed Under: Biology
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Q:

What is the Centre of Curvature of a spherical mirror?

A) It is the centre of a hollow sphere of which the spherical mirror is a part B) It is the midpoint of a spherical mirror
C) It is the point on the principal axis through which rays of light parallel to the principal axis pass after reflection D) It is a point from which the rays of light appear to be coming from on the principal axis of a convex mirror
 
Answer & Explanation Answer: A) It is the centre of a hollow sphere of which the spherical mirror is a part

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Q:

If a body is whirled in a circle, then the work done on it ___.

A) is zero B) is positive
C) cannot be determined D) is negative
 
Answer & Explanation Answer: A) is zero

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Q:

What is the heat generated (in J) in a heating element of resistance 800 Ω when a current of 0.2 A passes through it for 40 seconds?

 

A) 6400   B) 1280  
C) 640   D) 3200
 
Answer & Explanation Answer: B) 1280  

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Q:

Find the resistance (in mega Ω) of a wire of length 10 m, cross sectional area 1 cm2 and made of a material of resistivity 100 Ωm.

 

A) 1000   B) 20  
C)  500   D) 10
 
Answer & Explanation Answer: D) 10

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Q:

Under which Article of Indian Constitution an emergency can be declared on the grounds of war, or external aggression or armed rebellion?

 

A) Article 348 B) Article 352
C) Article 356 D) Article 360  
 
Answer & Explanation Answer: B) Article 352

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Filed Under: Indian Politics
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Q:

Which Union Ministry is to set up a National Faceless Penalty Centre?

A) Ministry of MSME B) Ministry of Finance
C) Ministry of Defence D) Ministry of Commerce and Industry
 
Answer & Explanation Answer: B) Ministry of Finance

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Q:

Which of the following instruments is used to measure electric current?

A) Rheostat B) Voltmeter
C) Ammeter D) Galvanometer
 
Answer & Explanation Answer: C) Ammeter

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Filed Under: Physics
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