2646: What was the important reason for the fall of Vijayanagar Empire?
(a) Unity among the Muslim rulers
(b) Internal instability and weakness of Princes
(c) Moplah's rebellion
(d) Economic bankruptcy
2647: Consider the following statements:
1. Molasses is a by-product of sugar production process.
2. Bagasse obtained in the sugar mills is used as a fuel in the boilers to generate steam for the sugar factories.
3. Sugar can only be produced from sugarcane as the raw material.
Which of these statement are correct?
(a) 1 and 2
(b) 2 and 3
(c) 1 and 3
(d) 1, 2 and 3
2648: Which soil is best suited for paddy crop?
(a) Black soil
(b) Loamy soil
(c) Hard soil
(d) Red soil
2649: Where do the Sahariya tribals, who were recently in the news, live?
(a) Orissa
(b) Andhara Pardesh
(c) Rajasthan
(d) Assam
2650: The bats can fly in the dark because:
(a) They have a better vision in the dark
(b) The light startles them
(c) They produce ultrasonics
(d) None of the above