ENVIRONMENTAL EDUCATION

AHSEC CLASS 11 - QUESTION PAPER 2018

ALLOTMENT OF MARKS

The figures in the margin indicate full marks for the questions.

Section 1

1. Write very short answer of the following questions: (1 × 8 = 8)

1. Name a trace gas of the atmosphere.
2. Name the important chemical species of stratosphere.
3. What is meant by grazing food chain?
4. Give an example of contaminant pollutant.
5. What is global warming?
6. Write the full form of ASDRF.
7. Mention any two informatory road-sign.
8. What does it signify if there is a white broken line on a two-way road?

Section 2

2. Answer any five questions of the following: (2 × 5 = 10)

1. Distinguish between lotic and lentic ecosystem.
2. Mention any four ways of conservation of land resource.
3. What is productive value of biodiversity?
4. Write about any four probable problems related to earthquake.
5. What are the major causes of road accident?
6. State any four rules to be obeyed while travelling by bus.
7. What valid documents should be carried by a non-transport (personal) vehicle?

Section 3

3. Answer any three questions of the following: (4 × 3 = 12)

1. Discuss the multidisciplinary nature of environmental education.
2. Discuss the major threats of biodiversity.
3. Give a brief account on water resources of Assam.
4. Explain any two man-made sources of air pollution.
5. Mention some measures for energy conservation.

Section 4

4. Answer any two questions of the following: (5 × 2 = 10)

1. What are the problems faced by India owing to the population explosion?
2. What adverse effects can solid waste cause to our environment? Suggest some measures to manage solid waste.
3. Write an account on depletion of ozone layer and its remedial measures.
4. Give a brief account on Disaster Management initiatives in India.