3646: To which one of the following processes is term CMYK related ?
(a) Railway Signalling
(b) Navigation
(c) Offset printing
(d) Electronic voting machine
3647: Many of the Greeks, Kushanas and Shakas embraced Buddhism rather than Hinduism because
(a) Buddhism was in the ascendant at that time
(b) they had renounced the policy of war and violence
(c) caste-ridden Hinduism did not attract them
(d) Buddhism provided easier access to Indian society
3648: Improper handling and storage of cereal grains and oilseeds result in the production of toxins known as aflatoxins which are not generally destroyed by normal cooking process. Aflatoxins are produced by
(a) moulds
(b) viruses
(c) protozoa
(d) bacteria
3649: Who among the following Indians mostly encouraged the remarriage of the widows?
(a) jaisingh
(b) Ahilya Bai
(c) Sarfoji
(d) Raja Ram Mohan Roy
3650: Salinization occurs when the irrigation water accumulated in the soil evapo- rates, leaving behind salts and minerals. What are the effects of salinization on the irrigated land?
(a) It greatly increases the crop production.
(b) It makes some soils impermeable.
(c) It raises the water table.
(d) It fills the air spaces in the soil with water.