MCQ's Test For PPSC General Knowledge Topic 12: Environmental Science / Studies

The domain of Environmental Science / Studies is a rapidly growing and critically important segment of the Every Day Science (EDS) section in the PPSC General Knowledge (GK) paper. This topic tests a candidate's awareness of the current global and national environmental challenges, the principles of sustainability, and the fundamental interactions between human activity and the natural world. Success in this area is a strong indicator of an informed and responsible candidate. Our dedicated online test, PPSC General Knowledge Topic 12: Environmental Science / Studies, provides the focused practice necessary to master this essential subject.

PPSC competitive exams prioritize questions related to global protocols, national environmental issues (like smog or water scarcity in Pakistan), and the basic scientific concepts underlying environmental problems. Consistent engagement with our Multiple Choice Questions (MCQs) ensures that you are prepared to accurately recall the facts, definitions, and mechanisms related to environmental health under timed pressure.

MCQ's Test For PPSC General Knowledge Topic 12 Environmental Science / Studies

Try The MCQ's Test For PPSC General Knowledge Topic 12 Environmental Science / Studies

  • Total Questions15

  • Time Allowed20

PPSC General Knowledge Topic 12 Environmental Science / Studies

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Question # 1

The layer's of the Earth's atmosphere that surrounds us is called the.

Question # 2

Document that was drafted by India, Brazil, China, United State and South Africa at meeting under UNFCCC is classified as.

Question # 3

Chinkara is native to

Question # 4

What country produced the most energy in the world.

Question # 5

Identify the correctly matched pair

Question # 6

Rain in which acids are combined is classified as

Question # 7

Which of the following places is NOT a biodiversity hotspot.

Question # 8

Major types of pollution includes.

Question # 9

Which planet has an atmosphere with a mass 100 times greater than Earth's and is a perfect example of the Green House Effect.

Question # 10

Ex Situ conservation is carried out in.

Question # 11

Continent whose rivers are most polluted in world is.

Question # 12

Which of following conditions are NOT correct for the formation of coral reefs.

Question # 13

Way in which plants die because of dropped level of oxygen is classified as.

Question # 14

During process of photosynthesis , element that plants give off is.

Question # 15

Atmospheric nitrogen can undergo nitrogen flotation by

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Topic Test

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Essential Environmental Categories Covered in the Test

Our test is designed to provide comprehensive coverage across the following vital categories, which reflect the practical and contemporary nature of the PPSC syllabus:

1. Global Environmental Issues

This category focuses on the major challenges facing the planet:

  • Climate Change and Global Warming: Understanding the greenhouse effect, the role of carbon emissions, and the impact of rising global temperatures.

  • Ozone Depletion: Knowledge of the causes (CFCs), effects, and international agreements (e.g., Montreal Protocol) to address it.

  • Biodiversity Loss: Concepts of endangered species, deforestation, and the importance of species variety for ecosystem stability.

2. Pollution and Waste Management

This covers the causes, effects, and control of environmental contamination:

  • Air Pollution: Understanding sources (industrial, vehicular), major pollutants (CO, SOx, NOx), and their health effects (e.g., smog).

  • Water Pollution: Knowledge of sources (industrial effluent, agricultural runoff), waterborne diseases, and water treatment processes.

  • Solid Waste Management: Basic concepts of disposal methods (landfilling, recycling, incineration) and waste hierarchy.

  • Noise and Soil Pollution: Causes and effects of these localized environmental stressors.

3. Ecology and Ecosystems

This section covers the fundamental principles of the natural world:

  • Ecosystem Basics: Definitions of ecosystems, biotic and abiotic components, food chains, food webs, and energy flow.

  • Natural Resources: Classification of renewable and non-renewable resources (e.g., fossil fuels, solar energy) and the need for their conservation.

4. Environmental Legislation and Conservation

This covers the human response to environmental challenges:

  • Key Environmental Treaties: Awareness of major international agreements like the Kyoto Protocol, Paris Agreement, and the role of bodies like UNEP (United Nations Environment Programme).

  • Conservation Efforts: Understanding concepts of national parks, wildlife sanctuaries, and sustainable development.

The Strategic Advantage of Practicing Environmental Science MCQs

Practicing with our dedicated Environmental Science / Studies MCQs Test offers targeted benefits that are crucial for PPSC exam success:

Understanding Current Affairs in Context

Many Current Affairs questions are rooted in environmental issues (e.g., international climate conferences, extreme weather events). Mastering this topic provides the necessary scientific background to understand and answer these current affairs questions accurately.

Precision in Facts and Terminology

Environmental Science relies on specific terminology (e.g., eutrophication, carbon footprint, carrying capacity). Our MCQs ensure you develop the precise recall needed to define and contextualize these terms, minimizing errors in the fact-based GK paper.

Reflecting Public Service Awareness

A strong performance in Environmental Science demonstrates that a candidate is aware of the critical issues facing the province and the country, reflecting the informed and responsible mindset expected of a public servant.

Start your preparation now. By dedicating time to our PPSC General Knowledge Topic 12: Environmental Science / Studies MCQs Test, you are mastering a contemporary and high-scoring domain, securing a strong position in the EDS section, and demonstrating your comprehensive readiness for the PPSC competitive examination.

PPSC General Knowledge Chapter 12 Important MCQ's

Sr.# Question Answer
1 A type of relationship among organisms in which one organism gets the benefit and other is neither harmed nor gets benefit is called.
A. parasitism
B. Mutalism
C. Commensalism
D. None of these
2 Acid rain is majority caused by emission of.
A. oxides of carbon and sulfur
B. Oxides of carbon and Nitrogen
C. Oxides of Sulfur and nitrogen
D. Ozone and oxides of nitrogen
3 Farming activates sewage, mining activities and soil erosion are causes of.
A. Thermal pollution
B. visual pollution
C. Air pollution
D. Noise pollution
4 Which of those below is NOT fossil Fuel.
A. Natural Gas
B. Kerosene
C. Coal
D. Uranium
5 Which of following conditions are NOT correct for the formation of coral reefs.
A. Moderate Temperature
B. Moderate Salinity
C. Clean Sediment free water
D. Deep water
6 Way in which plants die because of dropped level of oxygen is classified as.
A. Eutrophication
B. Allotrophication
C. Oxygenation
D. De oxygenation
7 Reduce reuse and recycle principle by which wastes can be reduced is classified as.
A. Waste organizer principle
B. Waste management principle
C. RE principle
D. 3R principle
8 Which of the following places is NOT a biodiversity hotspot.
A. Eastern Himalayas
B. Western Himalayas
C. Westering Ghats
D. Indo Burma region
9 Sediments in water blocks the
A. Sunlight
B. Carbon dioxide
C. Ethane
D. Methane
10 Relation ship between Clown fish and sea anemone is an example of.
A. Gommunesalism
B. Mutualism
C. Ammensalism
D. Parasitism

Test Questions

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