3141: When ten persons shake hands with one another, in how many ways is it possible ?
(A) 45
(B) 20
(C) 25
(D) 40
3142: Unemployment insurance will result in:
(a) Maintenance of consumption level
(b) Decrease in consumption level
(c) Decrease in savings
(d) Increase in savings
3143: Consider the following statements:
1. Vigyan Rail is a Science Exhibition on wheels organized by the Council of Scientific and Industrial Research.
2. Vigyan Prasar is a autonomous body under the Ministry of Human Resource Development.
3. EDUSAT, the ISRO's educational satellite was launched from French Guyana in 2004.
Which of the statements given above is/are correct?
(a) 1 and 2
(b) 2 and 3
(c) 1, 2 and 3
(d) None
3144: Assertion (A) :
The emphasis of Jainism on non-violence (ahimsa) prevented agriculturalists from embracing Jainism.
Reason (R) :
Cultivation involved killing of insects and pests.
(a) Both A and R are true, and R is the correct explanation of A
(b) Both A and R are true, but R is not a correct explanation of A
(c) A is true, but R is false
(d) A is false, but R is true
3145: Which of the following events is not correct ?
(a) Simon Commission --- 1928
(b) Salt Satyagraha --- 1930
(c) Gandhi-lrwin Pact --- 1931
(d) Quit India Movement --- 1942