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B.E.V.A.E – 181
Environment Studies BEVAE 181 Solved Assignment 2022-23
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Assignment I
Q1. Why ecological significance of forest is more important in present day context? Explain.
Q2. Answer the following
questions in about 125 words each.
a) Explain the characteristics of Western Ghats for inclusion as
Biodiversity hotspots.
b) Why hydropower is regarded as the best source of energy?
Explain it in detail.
c) The importance of Biomass has been increasing day by day in
our surroundings among renewable resources. Explain it with suitable examples.
d) How does air pollution affect the atmospheric processes?
e) What is Disposal of waste? Why segregation of waste is
needed?
Q3. Explain the human-environment relationship by taking examples
of biotic and abiotic components?
Q4. “As humans civilisation progressed, man started altering the
environment in the pursuit of creating an economic, social and cultural
environment of his own choice. This slowly resulted in the depletion of natural
resources and degradation of environment.” Explain it in context of national
legislations of water acts?
Q5. “Biosphere reserves are internationally recognised areas
established to promote and demonstrate a balanced relationship between Humans
and the Biosphere.” Elaborate this statement in the context of conservation of
nature?
Assignment II
Q6. Explain the following
terms in about 60 words each:
(a) Seed Bank
(b) Incineration
(c) Biological Oxygen Demand
(d) Public Health
Q7. Answer the following
questions in about 150 words each.
(a) What is lentic and lotic ecosystem? Explain these two with suitable examples.
(b) What is ecological succession? Explain the types of succession with suitable diagrams.
(c) Explain the biocentrism and ecocentrism in context of
human’s attitude towards nature?
(d) Define natural calamities and its types with suitable
examples.
Q8. Explain the causes of ozone depletion? How do ultraviolet
rays affects human health, animals, plants, micro-organisms, water and air
quality.
Q9. “Education for environmental awareness is essential for the
younger generation as well as for the older generation.” Explain the statement
with suitable examples.
Q10. “Water Harvesting is one of the effective measures to combat
drought.” Explain this statement with suitable arguments.
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