Download AKTU B-Tech 3rd Sem 2018-2019 Environment And Ecology Ras 302 Question Paper

Download AKTU (Dr. A.P.J. Abdul Kalam Technical University (AKTU), formerly Uttar Pradesh Technical University (UPTU) B-Tech 3rd Semester (Third Semester) 2018-2019 Environment And Ecology Ras 302 Question Paper

Printed Pa_es: 01 Sub Code: RAS302
Paperm? Row] 1 1 I I IJ LI 1 1
B. TECH.
(SEM III) THEORY EXAMINATION 2018-19
ENVIRONMENT AND ECOLOGY
Time: 3 Hours T otal Marks: 70
Note: Attempt all Sections. If require any missing data; then choose suitably.
SECTION A
1. Attempt all questions in brief. 2 x 7 = 14
What are hot spots of biodiversity?
What are various types of air pollutants?
Explain the various environmental effects of mineral extraction.
Write short note on balanced ecosystem.
Explain various impacts of water pollution on environment.
Explain the uses of solar energy.
What is fossil? What are fossil fuels?
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SECTION B
2. Attempt any three of the following: ?- 7 x 3= 21
a. Elaborate the statement ?Multidisciplinary nature of environmental science?
b. What are ecological pyramids? Explain different types of ecological pyramitis
with suitable examples
0. What are natural resources, classify them.
De?ne ecosystem. Explain various components of an ecosystem structure.
6. What IS acid rain? Give vari?jns Effects of acid rain on environment. V:
.. . ?SECTION C v
3. Attempt any one part of the following: 7 7 x 1 = 7
(a) What 15 material? eyele9 Explain nitrogen cycle with neat diagram.
(b) What IS defGr?Station? Discuss various causes and efiects of deforestation.
4. Attempt any one part of the following: ? ? 7 x 1 = 7
(a) Discuss the energy scenario in Indian context.
(b) What1s biodiversity? What are various conseijvation techniques for biodiversity
conservation? ,
5. Attempt any one part of the following: i 7 x 1= 7
(a) What 15 ozone layer formation and depletion? Explain its various effects on
environment.
(b) What1s solid waste? Explain 1n b?riEf 1n solid waste disposal methods.
6. Attempt any one part of the foiiawijag: 7 x l = 7
(a) Discuss how women edu?atibn aid with the development of India.
(b) Discuss the ?uoridegan?li?rsenic problem in drinking water.
7. Attempt any one part of the following: 7 x 1 = 7
(a) Brie?y discuss the salient features of Environmental (Protection) Act, 1986.
(b) Write short note on;
(i) Greenhouse effect
(ii) Eutrophication