121: Brominated flame retardants are used in many household products like mattresses and upholstery. Why is there some concern about their use?

1. They are highly resistant to degradation in the environment.
2. They are able to accumulate in humans and animals.

Select the correct answer using the code given below.

(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
122: High tides at antipodes are caused due to:

(a) Gravitational pull of the moon and the sun

(b) Gravitational pull of the sun

(c) Centrifugal, centripetal and gravitational pull of the sun

(d) Centrifugal, centripetal and gravitational pull of the sun and the moon
123: As per the UN-Habitat's Report on Human Settlements 2009, which one among the following regions has shown the fastest growth rate of urbanization in the last three decades ?

(A) Europe
(B) Asia
(C) Latin America and Caribbean
(D) North America
124: In a parliamentary system the executive is responsible:

(a) Directly to the people

(b) To legislature

(c) To judiciary

(d) None of the above
125: A circle (C), a square (S) and an equilateral triangle (T) have the same perimeter or circumference. The correct increasing order of their areas will be:

(a) T, S, C

(b) C, T, S

(c) T, C, S

(d) C, S, T