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Q6. Per capita income is obtained by dividing National Income by
(A) Total population of the country
(B) Total working population
(C) Area of the country
(D) Volume of capital used
Answer: Total population of the country
Q7. The gold coins were introduced first in India by
(A) The Kushanas
(B) The Sakas
(C) The Greeks
(D) The Parthians
Answer: The Greeks
Q8. List of Fundamental Duties were added to the Indian Constitution as Part
(A) Four
(B) Five
(C) Two
(D) Three
Answer: Four
Q9. Depression formed due to deflating action of winds are called
(A) Playas
(B) Yardang
(C) Ventifacts
(D) Sand dunes
Answer: Yardang
Q10. Who among the following, propounded the theory of zero?
(A) Charak
(B) Chanakya
(C) Aryabhatta
(D) Varahamihira
Answer: Aryabhatta