MCQ's Test For PPSC General Knowledge Topic 11: Biological Sciences

The study of Biological Sciences is a core and highly scoring part of the Every Day Science (EDS) section within the PPSC General Knowledge (GK) paper. This domain focuses on the principles that govern life, including the structure and function of the human body, the diversity of the plant and animal kingdoms, and the mechanisms of health and disease. Success in this area is a direct measure of a candidate’s awareness of life processes and public health. Our dedicated online test, PPSC General Knowledge Topic 11: Biological Sciences, provides the essential, targeted practice needed to confidently tackle this vital topic.

PPSC competitive exams prioritize practical and general biological knowledge—the 'Every Day' aspect—over specialized academic detail. Questions often relate to common biological facts, human physiology, and nutrition. Consistent practice with our Multiple Choice Questions (MCQs) ensures that you can rapidly and accurately recall the facts necessary to succeed under the pressure of the timed examination.

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 11 Important MCQ's

Sr.#	Question	Answer
1	What Harmons cause the clinical manifestation of grave disease.	A. Pituitary oxytocin B. Increased pituitary TSH C. Thyroid hormones D. Parathyroid hormones
2	'Parkinson' is a disease of.	A. Lungs B. Heart C. Bones D. Nervous system
3	The shortest bone in the human body is the	A. Vertebrae B. Steppes C. Phalange D. Melacarpal
4	Which of the following disease usually spreads through milk.	A. Jaundice B. Cholera C. Tuberculosis D. Diphtheria
5	The which organ does a fish respire.	A. Lungs B. Nose C. Fins D. Gills
6	Opium is obtained from which part of the poppy plant.	A. Flower B. Leaves C. Roots D. Unripe fruits
7	What is the incubation period for Whooping Cough.	A. 6 to 20 days B. 1 to 3 days C. 3 to 4 days D. 5 to 14 days
8	Pneumonia is a bacterial disease caused by the type of bacteria called.	A. Bacilli B. Cocci C. Vibro D. sprilli
9	Plants absorb dissolved nitrates from soil and convert them into.	A. Urea B. Protein C. Ammonia D. Free nitrogen
10	White blood cells are also known as.	A. Thrombocytes B. Leukocytes C. Erythrocytes D. None of these

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MCQ's Test For PPSC General Knowledge Topic 11: Biological Sciences