86: How many times are an hour hand and a minute hand of a clock at right angles during their motion from 1.00 p.m. to 10.00 p.m.?
(A) 10
(B) 18
(C) 20
(D) 9
87: Assertion(A): According to the Wavell Plan, the number of Hindu and Muslim members in the Executive Council were to be equal.
Reason(R) : Wavell thought that this arrangement would have avoided the partition 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
88: India's population growth during the 29th century can be classified into four distinct phases. Match List I (Period) with List II (Phase) and select the correct answer using the using the codes given below the lists:
List I List II
(Period) (Phase)
A. 1901-21 1. Steady growth
B. 1921-51 2. Rapid high growth
C. 1951-81 3. Stagnant growth
D. 1981-2001 4. High growth with definite signs of slowdown
Codes:
A B C D
(a) 3 1 4 2
(b) 1 3 2 4
(c) 3 1 2 4
(d) 1 3 4 2
89: The main difference between raw soybeans and cooked soybeans is in respect of
(a) Amino acid composition
(b) Biological value of proteins
(c) Protein content
(d) Calorific value
90: Which principle among the following was added to the Directive Principles of State Policy by the 42nd Amendment to the Constitution?
(a) Equal pay for equal work for both men and women
(b) Participation of workers in the management of industries
(c) Right to work, education and public assistance
(d) Securing living wage and human conditions of work to workers