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BEVAE 181 Solved Assignment 2021-22


BEVAE 181 Solved Assignment 2021-22

Environment Studies

BEVAE 181 Solved Assignment 2021-22 : All assignments are in PDF format which would be send on email/WhatsApp (9958676204) just after payment.

Course Code: BEVAE 181

Assignment Code: BEVAE 181/TMA/2021-2022

Maximum Marks: 100

Note: Attempt all questions. The marks for each question are indicated against it.


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) Direct and indirect use value of biodiversity

3. Answer the following questions in about 150 words each.


(a) What is biodiversity hotspot? Why is India considered as a mega biodiversity hotspot?

(b) Describe the life forms of aquatic ecosystem found in different zones with suitable examples and diagrams.

(c) Differentiate between the surface and ground water. Describe the factors responsible for degradation of water.

(d) Write a short note on nitrogen cycle with the help of a diagram.

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4. Why is there a need for participatory forest management? How does Forest Right Act, 2006 helps tribal and forest dwellers? Explain with suitable examples in about 200 words.


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



6. Explain the following terms in about 60 words each:


(a) Environmental Justice

(b) Agenda 21

(c) Greenhouse Effect

(d) Climate change

7. Answer the following questions in about 150 words each.


(a) Explain any four impacts of improper waste disposal with suitable examples.

(b) What is Ozone Layer Depletion? Describe its effects.

(c) Describe the role of Central Pollution Control Board (CPCB) as an institution for monitoring the pollution levels of environment.

(d) How do collective actions help in addressing environmental issues and concerns? Explain.

8. “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.


9. ‘Polluted water is a threat to our health and survival of life forms” Explain it with respect to different agents of water pollutants in about 200 words.


10. How do natural disasters as floods and cyclones adversely affect the lives and properties? Explain your answer with suitable examples in about 250 words.


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BEVAE 181 Solved Assignment 2021-22 : All assignments are in PDF format which would be send on email/WhatsApp (9958676204) just after payment.


Dear Learner,

You have to submit one assignment in each course, i.e. BEVAE 181, BEVAE 181 and BCOC 131. All these are Tutor Marked Assignments (TMAs). Before attempting the assignments, please read the instructions provided in the Programme Guide carefully.

Kindly note, you have to submit these assignments to the Coordinator of your Study Centre within the stipulated time for being eligible to appear in the term-end examination. You must mention your Enrolment Number, Name, Address, Assignment Code and Study Centre Code on the first page of the assignment. You must obtain a receipt from the Study Centre for the assignments submitted and retain it. Keep photocopies of the assignments with you.

After evaluation, the assignments have to be returned to you by the Study Centre. Please insist on this and keep a record with you. The marks obtained by you will be sent by the Study Centre to the Student Evaluation Division at IGNOU, New Delhi.

Guidelines for Doing Assignments

There are five questions in each assignment, all carry equal marks. Attempt all the questions in not more than 500 words (each). You will find it useful to keep the following points in mind:

Planning: Read the assignments carefully. Go through the units on which they are based, make some points regarding each question and then rearrange them in a logical order

Organization and Presentation: Be analytical in your selection of the information for your answer. Give adequate attention to the introduction and the conclusion. Make sure that your answer is logical and coherent; has a proper flow of information.

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