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Posted By: Atul Vohra Member Level: Diamond Posted Date: 01 Apr 2008
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2007 ICSE ENVIRONMENTAL EDUCATION Question paper
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ENVIRONMENTAL EDUCATION
(Two Hours)
Answers to this Paper must be written on the paper provided separately.
You will not be allowed to write during the first 15 minutes.
This time is to be spent in reading the question paper.
The time given at the head of this Paper is the time allowed for writing the answers.
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Attempt all questions from Section A and any four questions from Section B.
The intended marks for questions or parts of questions are given in brackets [ ].
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SECTION A (40 Marks)
Attempt all questions from this Section
Question 1
(a) Write the full form of CNG. State one advantage of using it as a fuel. [2]
(b) Name any two natural sources of air pollution. [2]
(c) Mention any two ways in which oceans are useful to us. [2]
(d) Name any two Acts in India that are aimed at the conservation of wildlife. [2]
(e) What is fungicide? [2]
Question 2
(a) Name any two traditional water-harvesting methods practised in India. [2]
(b) What is an oil spill? [2]
(c) What is Eco-efficiency? [2]
(d) Define Agro forestry. [2]
(e) Mention two objectives of watershed management. [2]
Question 3
(a) Name the gas that caused the Bhopal gas tragedy. Which organization was responsible for the leakage of this gas? [2]
(b) State any two advantages of crop rotation. [2]
(c) Mention two man-made sources of radioactive pollution. [2]
(d) Define eutrophication. [2]
(e) What are sacred groves? [2]
Question 4
(a) Name any two water-borne diseases caused by contaminated water. [2]
(b) Name any two gases responsible for the formation of acid rain. [2]
(c) What is green manuring? Give an example. [2]
(d) What are forest protection committees? [2]
(e) Suggest two renewable energy sources for meeting the energy demand in rural areas. [2]
SECTION B (40 Marks)
Attempt any four questions from this Section
Question 5
(a) What is food adulteration? Give two examples. [4]
(b) Differentiate between a National Park and a Sanctuary. [6]
Question 6
(a) 'Biotechnology has tremendous scope for improving the quality of life'.
Discuss some applications of biotechnology that are useful to mankind. [4]
(b) Write short notes on:-
(i) Biogas [3]
(ii) Solar energy. [3]
Question 7
(a) Suggest four measures to mitigate the various natural and man-made disasters. [4]
(b) What is Captive breeding? Mention any four advantages of captive breeding. [6]
Question 8
(a) Developmental activities like construction of dams and mining lead to displacement of people. Explain any two problems faced by these displaced people. [4]
(b) Briefly explain the following:-
(i) Compost. [3]
(ii) Global warming. [3]
Question 9
(a) What is the silent valley movement? [4]
(b) Vehicular pollution in cities has become a major nuisance. Suggest six measures to reduce this problem. [6]
Question 10
(a) Describe the importance of Coral reefs in the marine ecosystem. [4]
(b) Explain the importance of forests to mankind. [6]
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