1506: Identify the correct order of the processes of soil-erosion from the following:

(a) Splash erosion, Sheet erosion, Rill erosion, Gully erosion
(b) Sheet erosion, Splash erosion, Gully erosion, Rill erosion
(c) Rill erosion, Gully erosion, Sheet erosion, Splash erosion
(d) Gully erosion, Rill erosion, Sheet erosion, Splash erosion
1507: We can know about early Vedic period from:

(a) Archaeological excavations

(b) Contemporary cultures

(c) Rigveda

(d) Jatak Katha
1508: The average monthly income of a person in a certain family of 5 is Rs. 1000. What will be the monthly average income of a person in the same family if the income of one person increased by Rs. 12,000 per year ?

(a) Rs. 1200
(b) Rs. 1600
(c) Rs. 2000
(d) Rs. 3400
1509: Who was Leander Paes's partner when he won Doubles Final in the US Open Tennis Tournament 2006 ?

(A) Mike Bryan
(B) Bob Bryan
(C) Martin Damm
(D) Max Mirnyi
1510: Gypsum is added to cement clinker to

(a) Increase the tensile strength of the cement

(b) Bind the particles of calcium silicate

(c) Decrease the rate of setting of cement

(d) Facilitate the formation of colloidal gel