IGNOU BEVAE 181 Solved Assignment 2026 English Medium

PART-A

1. “Sustainable development is an ideal goal towards which all human societies need to be moving” Justify the statement in about 250 words.

2. Differentiate between the following terms by giving suitable examples in about 125 words each:
(a) Genetic and species diversity
(b) Use and Non-use values of biodiversity

3. Answer the following questions in about 150 words each.
(a) The importance of Biomass has been increasing day by day in our surroundings among renewable resources. Explain it with suitable examples.
(b) What is Disposal of waste? Why segregation of waste is needed?
(c) Discuss any five consequences of deforestation with suitable examples.
(d) Write a short note on Hydrological cycle with the help of a diagram.

4. Explain the human-environment relationship by taking examples of biotic and abiotic components?

5. Critically evaluate non-polluting energy systems in India. Elucidate your answer with suitable examples in about 200 words.

PART-B

6. Explain the following terms in about 60 words each:
(a) Greenhouse Effect
(b) Climate Change
(c) Agenda 21
(d) Environmental Justice

7. Answer the following questions in about 150 words each.
(a) Explain the Importance of Grassland Ecosystem.
(b) Define natural calamities and its types with suitable examples.
(c) Describe issues emerges in enforcement of national environment legislations.
(d) Explain the biocentrism and ecocentrism in context of human’s attitude towards nature.

8. “Water Harvesting is one of the effective measures to combat drought.” Explain this statement with suitable arguments.

9. “Protected areas play a very important role in in-situ conservation of species.” Elucidate the statement with respect to present day context in about 200 words.

10. Differentiate between the primary and secondary pollutants. Explain how these pollutants are harmful for humans and environment in about 250 words.

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