16: Assertion (A):
The Central Rural Sanitation Programme was launched in 1986 to improve the quality of life of rural people in India.
Reason (R) :
Rural sanitation is a subject in the Concurrent List in the Constitution of India.
(a) Both A and R are individually true and R is the correct explanation of A
(b) Both A and R are individually true but R is not the correct explanation of A
(c) A is true but R is false
(d) A is false but R is true
17: Which one of the following polymers is widely used for making bullet proof material ?
(a) Polyvinyl chloride
(b) Polyamides
(c) Polyethylene
(d) Polycarbonates
18: Most of the explosions in mines occur due to the mixing of
(a) hydrogen with oxygen
(b) oxygen with acetylene
(c) methane with air
(d) carbon dioxide with ethane
19: Consider the following statemtns:
1. Total land area of Earth is approximately 1475 lakh square kilometers.
2. Ratio of land area to water area of Earth is approximately 1 : 4.
3. Maximum percentage of Earth's water is in the Pacific Ocean.
Which of the following statements given above is/are correct?
(a) 1 only
(b) 3 only
(c) 2 and 3
(d) 1 and 3
20: Which Mughal ruler introduced the Mansabdari system in India?
(a) Akbar
(b) Humayun
(c) Shahjahan
(d) Babar