Seat No.: Enrolment
GUJARAT TECHNOLOGICAL UNIVERSITY
B.PHARM SEMESTER II • EXAMINATION WINTER • 2014
Subject code: 2220006 Date: 11-01-2017
Subject Name: Environmental Studies
Time: 02:30 pm 05:30 pm Total Marks: 80
Instructions:
1. Attempt any five questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q.1

What do you mean by food chain? Explain different types of food chain with example.
06

Explain Grassland ecosystem and Lake ecosystem in detail.
05

What is noise pollution? How is it measured? Discuss noise rating systems.
05
Q.2

Define pollution, pollutants and population explosion.
06

What is biogeochemical cycle? Explain carbon cycle with neat sketch.
05

State the types of ecological pyramid and describe the pyramid of energy showing the energy flow.
05
Q.3

Enlist different air pollutant and explain their effects on human beings.
06

Describe the terms consumers and decomposers and their relationship.
05

Write a note on renewable natural resources and its conservation.
05
Q.4

Discuss the effects of deforestation on the ecosystem. Explain the means of conservation of forest.
06

Write a brief note on Global Warming and Green House Effect.
05

Explain the role of individual in the prevention of pollution.
05
Q.5

Describe the causes, effects and Control of water pollution.
06

Write the causes and effects of acid rain.
05

Write a note on depletion of ozone layer.
05
Q. 6

Write in brief the impact of technology on environment.
06

Write about the surface and ground water sources.
05

Write in brief about causes and effects of thermal pollution.
05
Q.7

Write down the causes, effects and control of land degradation.
06

Explain the hydrologic cycle with a neat sketch.
05

Discuss the scope and importance of environment studies in the present day Education System.
05