Daily Archives: March 10, 2015


Prelims MCQs Quiz 22 : Environment

1. With reference to ecosystem stability, consider the following statements: 1. A diverse and complex ecosystem is more stable. 2. Ecosystem stability increases with decrease in number of links in food web. 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 2. The brown haze dome formed in cities is because of which gas? a) sulphur dioxide. b) nitrogen oxide. c) carbon dioxide. d) volatile organic compounds (VOCs). 3. Which… Continue Reading »