141: Consider the following statements:

1. An amendment to the Constitution of India can be initiated by an introduction of a bill in the Lok Sabha only.

2. If such an amendment seeks to make changes in the federal character of the Constitution, the amendment also requires to be ratified by the Legislature of all the States of India.

Which of the statements given above is/are correct?

(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
142: Which of the following pairs is/are correctly matched ?

Inventor : Invention
1. Christopher : Hovercraft Cockerell
2. David Bushnell : Submarine
3. J.C. Perrier : Steamship

Select the correct answer using the code given below :

(a) 1 and 2, only
(b) 2 and 3, only
(c) 1 and 3, only
(d) 1, 2 and 3

143: When Congress leaders condemned the Montagu-Chelmsford Report, many moderates left party to from the

(a) Swarajya Party

(b) Indian Freedom Party

(c) Independence Federation of India

(d) Indian Liberal Federation
144: A free-floating astronaut A pushes another free-floating astronaut B in space. The mass of A is greater than that of B. The force exerted by the astronaut A on the astronaut B will be:

(a) Equal to zero.

(b) Equal to the force exerted by B on A.

(c) Greater than the force exerted by B on A.

(d) Less than the force exerted by B on A
145: The number of times in a day the Hour-hand and the Minute-hand of a clock at right angles is

(a) 44
(b) 48
(c) 24
(d) 12