Q:

An object of 1.2 cm height is placed 30 cm before a concave mirror of focal length of 20 cm toget a real image at a distance of 60 cm from the mirror. What is the height of the image formed?

A) -3.6 cm	B) -2.4 cm
C) 1.2 cm	D) 2.4 cm

Answer & Explanation Answer: B) -2.4 cm

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Filed Under: Physics
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Q:

What did Edward Jenner pioneer?

A) Vaccination	B) Electrocution
C) Dialysis	D) Open heart surgery

Answer & Explanation Answer: A) Vaccination

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Filed Under: General Science
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Q:

In sexual reproduction a parent contributes

A) Half of their genes	B) Three-fourth of their genes
C) All the genes	D) One-fourth of their genes

Answer & Explanation Answer: A) Half of their genes

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Filed Under: Biology
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Q:

Birth rate in a country is defined as

A) Number of births per 100 in 1 year	B) Number of births per 1000 in 1 year
C) Number of births per km of area in 1 year	D) Number of births per 100 km of area in 1 year

Answer & Explanation Answer: B) Number of births per 1000 in 1 year

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Filed Under: Indian Economy
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Q:

The existence of a parallel economy (black money) ___________.

A) makes economy more competitive	B) makes the monetary policies less effective
C) ensures a better distribution of income and wealth	D) ensures increasing productive investment

Answer & Explanation Answer: B) makes the monetary policies less effective

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Filed Under: Indian Economy
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Q:

A growing country is one with ___________ there.

A) rising GNP at constant prices	B) rising GNP at current prices
C) constant GNP at constant prices	D) No option is correct

Answer & Explanation Answer: A) rising GNP at constant prices

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Filed Under: Indian Economy
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Q:

Sambalpur is located in

A) Odisha	B) Uttarachand
C) Bihar	D) West Bengal

Answer & Explanation Answer: A) Odisha

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Filed Under: Indian Geography
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Q:

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No error'.
I finished my household chores (1)/ before he reached (2)/ to my place after so long. (3)/ No Error (4)

A) 1	B) 2
C) 3	D) 4

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