4567: If water contracts on freezing, which of the following would happen?
(a) Icebergs will completely float on the surface of water
(b) Ice would become more dense
(c) Lakes would freeze from top to bottom
(d) Rocks will crack due to freezing or internal water
4568: 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
4569: As per the 1991 Census, the average size of households in terms of number of persons per household in respect of the given states follows the sequence (highest first, lowest last).
(a) Haryana, Uttar Pradesh, Kerala, Tamil Nadu
(b) Uttar Pradesh, West Bengal, Gujarat, Kerala
(c) Gujarat, Haryana, Uttar Pradesh, West Bengal
(d) Uttar Pradesh, West Bengal, Tamil Nadu, Kerala