76: Which one of the following non-metals is not a poor conductor of electricity?
(a) Bromine
(b) Sulphur
(c) Phosphorus
(d) Selenium
77: The term 'Goldilocks Zone' is often seen in the news in the context of
(a) the limits of habitable zone above the surface of the Earth
(b) regions inside the Earth where shale gas is available
(c) search for the Earth-like planets in outer space
(d) search for meteorites containing precious metals
78: The area of an ellipse is twice that of a circle. The major diameter of the ellipse is twice that of the minor diameter. The radius of the circle is
(a) 50% of minor diameter of the ellipse
(b) 50% of major diameter of the ellipse
(c) minor diameter of the ellipse
(d) major diameter of the ellipse
79: Assertion
Great Britain gave India her independence on August 15, 1947.
Reason :
Great Britain became weak after her involvement in World War II.
(a) both A and R are true but R is not the reason for A
(b) both A and R are true but R is the reason for A
(c) neither A nor R is correct
(d) A is correct but R is wrong
80: The dispute regarding the election of President of India is to be referred to:
(a) Chief Election Commissioner
(b) Supreme Court
(c) Parliament
(d) Attorney-General