AHSEC| CLASS 11| ENVIRONMENTAL EDUCATION| QUESTION PAPER - 2020| H.S.1ST YEAR
2020
ENVIRONMENTAL EDUCATION
Full Marks: 40
Pass Marks: 12
Time: 2 hours
The figures in the margin indicate full marks for the questions
1. (a) Express in one or two words: 1x5=5
(i) What is the name of outer mantle of Earth?
(ii) Give example of one lotic aquatic ecosystem.
(iii) Mention one ethical use of Biodiversity.
(iv) Which day is observed as World Environment Day?
(v) Write the fulll form of NDRF.
(b) Fill in the blanks: 1x3=3
(i) "The Decade of action for Road Safety" is started from _________.
(ii) Uranium is a ________energy resource.
(iii) Frog is _________level consumer of an ecosystem.
2. Write short accounts on (any five) 2x5=10
(a) Food web
(b) In-situ conservation
(c) Causes of Threats to Biodiversity
(d) Sources of air pollution
(e) Conservational energy resource
(f) International Driving Permit
(g) Greenhouse gases.
3. Define and distinguish (any four): 2+1x4=12
(a) Atmosphere and Biosphere
(b) Consumer and Decomposer
(c) Pollutant and Pollution
(d) Infrastructure factor and Mechanical factor
(e) Road Marking and Zebra Crossing
(f) Global Warming and Climate Change.
4. Answer the following questions: (any two) 5x2=10
(a) What are the water pollutants? Describe them.
(b) Describe about the importance of health and hygiene.
(c) Write the role of students in disaster management.
(d) Write about the National Conservation Strategies.
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