3476: Consider the following statements made about the sedimentary rocks :

I. Sedimentary rocks are formed at Earth's surface by the hydrological system.

II. The formation of sedimentary rocks involves the weathering of pre-existing rocks.

III. Sedimentary rocks contain fossils.

IV. Sedimentary rocks typically occur in layers.

Which of these statements are correct ?

(a) I and II
(b) I and IV
(c) II, III and IV
(d) I, II, III and IV
3477: What is the annual rate amide at in the Eighth five year plan ?

(a) 5.6 %

(b) 6%

(c) 6.5%

(d) 7%
3478: Ticks and mites are actually

(a) Arachnids
(b) Crustaceans
(c) Insects
(d) Myriapods
3479: A trader fixed the price of an article in such a way that by giving a rebate of 10% on the price fixed he made a profit of 15%. If the cost of the article is Rs 72, the price fixed on it is
(a) Rs 82.80
(b) Rs 90.00
(c) Rs 92.00
(d) Rs 97.80
3480: Who among the following laid the foundation of Rashtrakuta Empire?

(a) Amoghavarsha I

(b) Dantidurga

(c) Dhruva

(d) Krishna I