3991: To which one of the following processes is term CMYK related ?
(a) Railway Signalling
(b) Navigation
(c) Offset printing
(d) Electronic voting machine
3992: Turmeric is obtained from which part of the plant?
(a) Fruit
(b) Stem
(c) Root
(d) Flower
3993: Who of the following was/were economic critic/ critics of colonialism in India?
1. Dadabhai Naoroji
2. G. Subramania Iyer
3. R. C. Dutt
Select the correct answer using the code given below.
(a) 1 only
(b) 1 and 2 only
(c) 2 and 3 only
(d) 1, 2 and 3
3994: Which one of the following is a very significant aspect of the Champaran Satyagraha?
(a) Active all-India participation of lawyers, students and women in the National Movement
(b) Active involvement of Dalit and Tribal communities of India in the National Movement
(c) Joining of peasant unrest to India's National Movement
(d) Drastic decrease in the cultivation of plantation crops and commercial crops
3995: Cobalt-60 is commonly used in radiation therapy because it emits
(a) alpha rays.
(b) beta rays.
(c) gamma rays.
(d) X-rays.