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University of Sargodha BS 7ih Semester / 3rd Semester (5t Intake) Exam 2025 Subieet: Zoology Paper: Environmental Issues (ZOOL-6127/Z0OL-6323)

University of Sargodha BS 7ih Semester / 3rd Semester (5t Intake) Exam 2025 Subieet: Zoology Paper: Environmental Issues (ZOOL-6127/Z0OL-6323) — page 1

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Paper text

University of Sargodha

BS 7ih Semester / 3rd Semester (5t Intake) Exam 2025

Subieet: Zoology

Paper: Environmental Issues (ZOOL-6127/Z0OL-6323)

Time Allowed: 2:30 Hours

Maximum Marks: 40

Note: Objective part is compulsory. Attempt any three questions from subjective part.

Q.1.

Objective Part (Compulsory)

Write short answers of the following in 2-3 lines each on your answer sheet.

What are the main pollutants found in water?

it. What are the environmental consequences of sewage pollution?

How does chemical pollution impact ecosystems?

What are the sources of acid rain?

What is the greenhouse effect?

What are the alternatives to fossil fuels?

virt.

How does deforestation contribute to soil erosion?

What are the environmental impacts of deforestation?

(2*8)

0.2.

Q.4.

2.1

Subjective Part

(3*8)

What are common pests that pose a threat to agriculture, human health?

How does industrial pollution contribute to soil contamination and land degradation in Pakistan?

What are the greenhouse gas emissions associated with fossil fuel combustion?

How does pollution, particularly air and water pollution, affect the ecological balance in Pakistan?

What are the impacts of climate change on the biodiversity of Pakistan?

---- LK-4971/16-07-25 -