991: How many of the following numbers are divisible by 132 ?

264, 396, 462, 792, 968, 2178, 5184, 6336
992: Total internal reflection can take place when light travels from

(a) diamond to glass
(b) water to glass
(c) air to water
(d) air to glass
993: What can be the impact of excessive / inappropriate use of nitrogenous fertilizers in agriculture?

1. Proliferation of nitrogen-fixing microorganisms in soil can occur.
2. Increase in the acidity of soil can take place.
3. Leaching of nitrate to the ground-water can occur.

Select the correct answer using the code given below.
(a) 1 and 3 only
(b) 2 only
(c) 2 and 3 only
(d) 1, 2 and 3
994: The SEZ Act, 2005 which came into effect in February 2006 has certain objectives. In this context, consider the following :

1. Development of infrastructure facilities.

2. Promotion of investment from foreign sources.

3. Promotion of exports of services only.

Which of the above are the objectives of this Act ?

(a) 1 and 2 only
(b) 2 and 3 only
(b) 3 only
(d) 1, 2 and 3
995: Which one of the following sets of economists strongly favoured a market economy?

(a) Adam Smith, Keynes, Hicks

(b) Adam Smith, Marx, Strumlin

(c) Adam Smith, Hayek, Friedman

(d) Adam Smith, Ricardo, J.K. Galbraith