571: Arrange the following in a chronological order

(i) Dandi March

(ii) Simon Commission

(iii) Poona Pact

(iv) Gandhi Irwin Pact

(a) (i), (ii), (iii), (iv)

(b) (iii), (ii), (i), (iv)

(c) (ii), (i), (iii), (iv)

(d) (iii), (iv), (ii), (i)
572: Under the Constitution of India, which one of the following is not a fundamental duty?

(a) To safeguard public property

(b) To abide by the Constitution and respect its ideals

(c) To vote in public elections

(d) To develop the scientific temper
573: The planet Mercury is revolving in an elliptical orbit around the sun as shown in the given figure. The kinetic energy of mercury is greatest at the point labelled

(a) A
(b) B
(c) C
(d) D
574: In which one of the following areas does the State Government NOT have control over its local bodies ?

(a) Citizen's grievances

(b) Financial matters

(c) Legislation

(d) Personnel matters
575: Zero was invented by

(a) Aryabhata

(b) Varahamihira

(c) Bhaskara I

(d) an unknown Indian