Q.491 Supplements containing which of the following metals are generally prescribed for persons suffering from anaemia?
(A) calcium
(B) iron
(C) gold
(D) magnesium
Q.492 Nichrome is useda as heating element because of its -
(A) low resistivity and high melting point
(B) high resistivity and low melting point
(C) low resistivity and high melting ppoint
(D) high resistivity and high melting point
Q.493 The toxicity of which of the following heavy metals leads to liver cirrhosis?
(A) Copper
(B) Lead
(C) Mercury
(D) Zinc
Q.494 What percentage of World’s population lives in India?
(A) 16.5%
(B) 17.5%
(C) 20%
(D) 15%
Q.95 At the present rates of population growth of India and China, by which year is India likely to overtake China as the world’s most populous country?
(A) 2025
(B) 2040
(C) 2030
(D) 2050
Q.496 During which decade did India see a negative population growth?
(A) 1901-11
(B) 1931-41
(C) 1911-21
(D) 1951-61
Q.497 Which among the following is the least populated state in India?
(A) Sikkim
(B) Goa
(C) Manipur
(D) Mizoram
Q.498 Which state in India has the lowest number of females in comparison to males?
(A) Bihar
(B) Rajasthan
(C) Punjab
(D) Haryana
Q.499 Which among the following countries has a better gender ratio than India?
(A) Bhutan
(B) Pakistan
(C) China
(D) Afghanistan
Q.500 What is the overall literacy rate of India as per 2011 census?
(A) 74.04%
(B) 82.14%
(C) 76.06%
(D) 65.5%
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