Saturday, January 25, 2020

AHSEC - Class 11: Environmental Education' 2019


2019
ENVIRONMENTAL EDUCATION
Full Marks: 40
Pass Marks: 12
Time: Three hours
The figures in the margin indicate full marks for the questions
1. (a) Express in one or two words:                          1x5=5
1)      What is the percentage of Carbon dioxide present in the atmosphere?
2)      What is known as a group of individuals of the same species present in an area at a given time?
3)      Give example of one non-renewable resource and one vehicular emission causing air pollution.
4)      Bhopal Gas disaster took place in which month and year?
5)      In which month of the year ‘Road Safety Week’ is observed?
(b) Fill in the blanks:                                                    1x3=3
1)      Every food chain starts with a _____.
2)      Pitcher plant is _____ plant.
3)      Motor Vehicles Act was implemented in the year _____.
2. Write short account on any five of the following:                          2x5=10

a)      Abiotic components of environment.
b)      Food chain.
c)       Biopiracy.
d)      Mineral resources of Assam.
e)      Thermal pollution.
f)       Requirements for an International Driving Permit.
g)      Greenhouse effect.
3. Define and distinguish any four of the following:                          (2+1) x 4 = 12
a)      Population and community.
b)      Consumer and decomposer.
c)       Renewable and non-renewable energy sources.
d)      Autotrophs and heterotrophs.
e)      In situ and ex situ conservation.
f)       Natural and manmade pollution.
4. Answer any two questions of the following:                  5x2=10
a) Write about the needs and methods of water conservation.
b) Give an account on the management of natural disaster like earthquake in India.
d) What are the causes and effects of global warming?
d) Mention at least three road rules applicable in a school bus and two traffic rules to ensure road safety.

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