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Gujarat Technological UniversityWinter 2025 Examination

GTU 3110007 Environmental Sciences Winter 2025 Paper Solution & PDF

B.E. · Common Engineering · Semester 1 · Subject Code: 3110007
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Total Marks70 MarksExternal theory exam
Passing Marks23 Marks33% minimum cutoff
Exam Duration2.5 Hours2:30 PM – 5:00 PM
Paper Structure5 QuestionsWith internal OR choices
Jump toQ1Q2Q3Q4Q5

Question 1

14 MarksMedium
(a)

Explain the following terms: (i) Eco System (ii) Environmental Degradation (iii) Environmental Education.

3 Marks
(b)
Discuss the need of sustainable development.
4 Marks
(c)

Write down the significance of environmental science in different engineering discipline.

7 Marks

Question 2

14 MarksMedium
(a)
Describe briefly various types of pollutions.
3 Marks
(b)
Give the classification of air pollutants.
4 Marks
(c)
Discuss the sources and effects of water pollution.
7 Marks
OR OPTION
(c)

State the parameters of water which are to be tested for determining the quality of water and explain any four.

7 Marks

Question 3

14 MarksMedium
(a)
Enlist the factors affect on the generation rate of solid waste.
3 Marks
(b)
Write a brief note on “Eutrophication”.
4 Marks
(c)
Explain the effects of any two air pollutants on human health & properties.
7 Marks
OR OPTION
(a)
What is E–waste? Enlist sources of E–waste.
3 Marks
(b)
Difference between Sound & Noise. Discuss effects of Noise pollution.
4 Marks
(c)
Explain the Structure of atmosphere in detail.
7 Marks

Question 4

14 MarksMedium
(a)
Explain the benefits of green building.
3 Marks
(b)
Enlist the core infrastructure elements of a smart city.
4 Marks
(c)
Write a short note on Global warming.
7 Marks
OR OPTION
(a)
Explain green building technology and state its objectives.
3 Marks
(b)
Suggest some ways to convert wastes to resources.
4 Marks
(c)
Write a short note on Ozone layer depletion.
7 Marks

Question 5

14 MarksMedium
(a)
Enlist different sources of biomedical waste.
3 Marks
(b)
Discuss the advantages of calculating carbon footprints.
4 Marks
(c)

Discuss the international initiatives for mitigating global environmental issues.

7 Marks
OR OPTION
(a)
What do you understand by Clean Development Mechanism (CDM)?
3 Marks
(b)
Distinguish between primary & secondary carbon footprint.
4 Marks
(c)

Explain the principles of 4R’s and describe how these principles are applicable to control environmental pollution.

7 Marks
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About this Examination Paper & Attribution

Official Gujarat Technological University (GTU) examination paper and step-by-step solutions for Environmental Sciences (Winter 2025, B.E. · Common Engineering, Sem 1). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.

Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.

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