821: Regarding the taxation system of Krishna Deva, the ruler of Vijayanagar, consider the following statements:

1. The tax rate on land was fixed depending on the quality of the land.
2. Private owners of workshops paid an industries tax.

Which of the statements given above is/are correct?

(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
822: A person has 4 coins each of different denomination. What is the number of different sums of money the person can form (using one or more coins at a time)?

(A) 15
(B) 16
(C) 10
(D) 12
823: Neem tree has acquired industrial importance as a source of

(a) biopesticide and anti-fertility compound
(b) anti-fertility compound, biofertilizer and anti-cancer drug
(c) biofertilizer, biopesticide and anti- fertility compound
(d) anti-cancer drug, biopesticide and biofertilizer
824: In which one of the following areas in the given map was there a recent discovery of copper deposits by the Atomic Minerals Division of Department of Atomic Energy ?


(a) 1
(b) 2
(c) 3
(d) 4
825: Heart patients should avoid taking excess of:

(a) Proteins

(b) Fats

(c) Vitamins

(d) Carbohydrates