EVS/IV/FC/07 Student's Copy
2 0 1 8
CBCS
4th Semester
ENVIRONMENTAL STUDIES
Paper FC/EVS-IV
Compulsory Foundation Course
Full Marks 75
Time 3 hours
PART A—OBJECTIVE
Marks 25
The figures in the margin indicate full marks for the questions
SECTION—A
Marks 10
Tick the correct answer in the brackets provided 1×10=10
1. Biotic and abiotic components in the environment are
independent of each other
interrelated and interdependent on each other
interrelated but not interdependent with each other
neither interrelated nor interdependent with each other
2. The populations of different species that live in the same area and interact
with one another are called
species
community
biomes
population
/325 1 Contd.
3. Forest and water resources are
renewable resources
non-renewable resources
exhaustible resources
None of the above
4. Which of the following is not a fossil fuel?
Coal Petroleum
Uranium Natural gas
5. Which of the following is not a site for in-situ method of conservation?
Biosphere Reserve Botanical Garden
Wildlife Sanctuary National Park
6. The process of protecting an endangered plant or animal species in its
natural habitat is called
ex-situ conservation
in-situ conservation
off-site conservation
genetic engineering
7. The process of nutrient enrichment in water bodies is known as
biomagnification bioaccumulation
eutrophication esterification
8. Which gas is responsible for depletion of Ozone layer around the earth
which protects us from harmful ultraviolet rays?
Chlorofluorocarbons (CFCs)
Oxygen
Nitrogen
Nitrogen oxide
9. The term 'sustainable development' was first used by the Brundtland
Commission in the year
1985 1986
1987 1988
EVS/IV/FC/07/325 2 Contd.
10. The NGO involved in Silent Valley Movement was
Dasholi Gram Swarajya Sangh (DGSS)
Kerala Sastra Sahitya Parishad (KSSP)
Navdanya
Kalpavriksh
SECTION—B
Marks 15
Write short notes on the following taking one from each Unit 3×5=15
UNIT—I
1. Importance of environmental studies
2. Food chain and food web
UNIT—II
3. Renewable resources
4. Non-renewable resources
UNIT—III
5. Biodiversity hot spot
6. Megadiversity
UNIT—IV
7. Effects of global warming
8. Ozone layer depletion
UNIT—V
9. Sustainable development
10. The role of NGOs in environmental development
EVS/IV/FC/07/325 3 Contd.
PART B—DESCRIPTIVE
Marks 50
The figures in the margin indicate full marks for the questions
1. Define environmental studies. Describe in detail the scope and
multidisciplinary nature of environmental studies. 2+8=10
OR
What do you mean by ecosystem? Describe the components and structure
of an ecosystem. 2+8=10
2. Define natural resources. Describe the major classification of natural
resources. 2+8=10
OR
Write short notes on the following 5+5=10
Causes for depletion of natural resources
Conservation measures of natural resources
3. Define biodiversity. Describe the major causes and consequences of
biodiversity loss. 2+8=10
OR
Give detailed accounts on the following 5+5=10
Conservation of biodiversity
Pattern and levels of biodiversity
4. What is water pollution? Explain the causes, effects and control measures
of water pollution. 2+8=10
OR
Give detailed accounts on the following 5+5=10
Acid rain
Sources of air pollution
5. Elucidate in detail the goals, objectives and guiding principles of
environmental education. 2+8=10
OR
Give detailed accounts on the following 5+5=10
Chipko Movement
Silent Valley Movement