International Green Warrior Olympiad Class 8 Previous Year Paper

Ready to inspire your child to think green and act smart? The International Green Warrior Olympiad for Class 8 challenges students to explore real-world environmental issues and discover practical solutions. It's not just an exam-it's a mission to shape young minds into future leaders for a sustainable planet. And the best way to prepare? By solving previous year papers!

Why Practise with Previous Year Papers?

• Covers impactful topics like Clean Water and Sanitation, Affordable and Clean Energy and Climate Action & much more.
• Sharpens analytical and problem-solving skills through environment-focused questions.
• Boosts exam confidence by improving time management and understanding question patterns.

Download the Class 8 International Green Warrior Olympiad Previous Year Paper PDF and empower your child to become a true champion of the Earth!

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Syllabus:

Clean Water and Sanitation

1. Introduction to clean water: Understanding the importance of clean water and proper sanitation, various sources of clean water, methods to purify water, water treatment plans, methods to filtre water
2. Proper sanitation and personal hygiene: Sanitation and personal hygiene practices and their impact on health, access to clean toilets and sanitation facilities
3. Waterborne diseases: Common waterborne diseases (e.g., cholera, dysentery), how waterborne diseases spread, prevention through clean water and sanitation
4. Water scarcity and global water issues: Exploring water scarcity in different regions, the role of climate change in water scarcity
5. Water pollution and treatment: Sources and types of water pollution, consequences of water pollution, wastewater treatment processes
6. Water conservation: The water cycle and its importance, strategies for water conservation, technologies for efficient water use

Affordable and Clean Energy

1. Sources of energy: Exploration of various energy sources (e.g., fossil fuels, renewable energy, nuclear), how energy is generated from different sources, environmental impacts of different energy sources
2. Renewable energy sources: Introduction to renewable energy sources (e.g., solar, wind, hydro, geothermal), how renewable energy systems work, advantages and challenges of renewable energy
3. Energy conservation and efficiency: Understanding the importance of energy conservation, practical tips for saving energy at home and school, energy-efficient technologies and practices
4. Introduction to clean energy: Understanding the concept of clean energy, differentiating clean energy from fossil fuels
5. Clean energy innovations: Innovations in clean energy technology, solar roadways and smart grids
6. Environmental impact of fossil fuels: Understanding the environmental impact of fossil fuel use, air and water pollution caused by fossil fuels

Sustainable Cities and Communities

1. Sustainable transportation and green infrastructure: Introduction to sustainable transportation, the role of electric and hybrid vehicles, bicycles as a sustainable mode of transportation, sustainable urban planning and green infrastructure
2. Characteristics of sustainable cities: Green infrastructure, urban farming, efficient public transportation, operations on renewable energy sources, waste management
3. Universal access to safe, inclusive, and accessible green and public spaces

Responsible Consumption and Production

1. The three r's: reduce, reuse, recycle: Importance of three r's of responsible consumption, strategies to reduce waste and consumption, creative ways to reuse items, introduction to recycling and waste separation
2. Responsible consumption of water and energy: Importance of conserving water and energy, practical tips for saving water and electricity, energy-efficient appliances and lighting
3. Responsible consumption of water and energy: Importance of conserving water and energy, practical tips for saving water and electricity, energy-efficient appliances and lighting

Climate Action

1. Introduction to climate change: Understanding the concept of climate change, differentiating between climate and weather, causes and effects of climate change
2. The carbon cycle: Understanding the carbon cycle, how humans disrupt the carbon cycle
3. Earth's climate systems: Introduction to earth's climate systems, the role of the atmosphere and oceans in climate regulation
4. The greenhouse effect: Explaining the greenhouse effect, how it affects the earth's temperature

Life Below Water

1. Conservation of marine life: Exploring marine protected areas and marine sanctuaries, importance of marine conservation for biodiversity
2. Threats to marine ecosystems: Identifying human activities that harm marine ecosystems (e.g., overfishing, pollution, habitat destruction), discussing the impact of climate change on oceans
3. Marine pollution and plastic waste: Sources and types of marine pollution (e.g., plastic waste, oil spills), impact of pollution on marine life and ecosystems, solutions and cleanup efforts

Life On Land

1. Introduction to terrestrial ecosystems: Understanding terrestrial ecosystems (e.g., forests, grasslands, deserts), importance of land-based environments
2. Endangered species and conservation: Introduction to endangered species, conservation efforts to protect endangered species
3. Major threats to terrestrial ecosystems: Habitat destruction and fragmentation, deforestation, overexploitation, pollution, agriculture practices, etc.

Food Security and Agriculture

1. Food choices and sustainability: The impact of food choices on the environment, reducing food waste at home and school, sustainable farming practices (e.g., organic, local), composting and its benefits
2. Climate change and food security: How climate change affects food production and agriculture, strategies for adapting to changing climates in agriculture

Sample Paper Marking Scheme Free Study Material

Previous Year Questions

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Q.1	During an Earth Science field trip, students are exploring the impact of rising temperatures on the local ecosystem. The students notice a decline in the population of a particular plant species in the area compared to previous years. Which factor related to climate change is most likely influencing this decline?
	a) Reduced levels of precipitation and increased drought conditions.		b) Increased availability of nutrients in the soil.
	c) Decreased levels of carbon dioxide in the atmosphere.		d) Rising sea levels affecting the soil composition.

Q.2	In a region rich with diverse wildlife, researchers are assessing the impact of habitat fragmentation on biodiversity. They explore different scenarios to understand how fragmentation influences the ecosystems. In which scenario would habitat fragmentation have the least impact on biodiversity?
	a) Small habitat areas fragmented into smaller patches far from each other.		b) Moderate-sized habitat areas fragmented into patches with varied distances between them.
	c) Large habitat areas fragmented into smaller patches close to each other.		d) Large habitat areas fragmented into larger patches far from each other.

Q.3	Emma's family discussed ways to reduce their carbon footprint. Which action contributes most to mitigating climate change on a personal level?
	a) Carpooling or using public transportation		b) Buying products with excessive packaging
	c) Leaving electronic devices on standby mode		d) Using single-use plastics regularly

Q.4	In a remote village, access to electricity is limited. The government aims to introduce affordable and clean energy sources to improve living conditions. Considering the village's geographical isolation, unreliable grid connections, and the need for sustainable solutions, which approach would be the most effective and practical for providing immediate access to clean energy?
	a) Establishing a small-scale wind turbine farm to harness local wind resources.		b) Implementing solar microgrids tailored to the village's energy needs.
	c) Introducing biogas digesters to convert organic waste into usable energy.		d) Installing small-scale hydroelectric systems using nearby streams or rivers.

Q.5	In a coastal ecosystem, the population of shellfish declines drastically due to contamination by harmful algae producing toxins. What type of pollution is this?
	a) Thermal pollution		b) Nutrient pollution
	c) Chemical pollution		d) Biological pollution

Q.6	At Greenway Middle School, the cafeteria decided to track food waste over a week. The given table represents the daily amount of food wasted. If the school wants to reduce food waste by 20%, how much food, in kilograms, should they aim to save each day? Day Food Waste (kg) Monday 2.8 Tuesday 3.5 Wednesday 4.2 Thursday 5.1 Friday 3.9 Saturday 3.2 Sunday 2.6
	a) 3.2 kg		b) 0.72 kg
	c) 5.06 kg		d) 25.3 kg

Q.7	A group of students in a science class is conducting an experiment to demonstrate the heat-trapping properties of greenhouse gases for a school project. They want to create a compelling demonstration. Which experimental approach should they choose?
	a) Burning fossil fuels in an open space		b) Comparing the absorption of infrared radiation by different gases
	c) Measuring surface air temperatures		d) Monitoring ocean currents

Q.8	A community introduced a new technology that reduced water usage for irrigation by 20%. Initially, 1,000 hectares of land were irrigated using 200,000 cubic meters of water. What volume of water would be saved annually if this technology is applied to all 1,000 hectares?
	a) 40,000 cubic meters		b) 20,000 cubic meters
	c) 160,000 cubic meters		d) 250,000 cubic meters

Q.9	The local government introduced a campaign encouraging citizens to repair broken household items rather than replacing them. How does this campaign support responsible consumption and production? 1. Extending the lifespan of products through repair and reuse 2. Promoting continuous purchasing of new products 3. Encouraging constant disposal of items
	a) Only 1		b) Only 1 and 2
	c) Only 2 and 3		d) 1, 2 and 3

Q.10	Max was studying the Earth's atmosphere in class. He learned about a special layer that shields us from harmful solar radiation. While explaining it to his friend, Sarah, she asked, "What's the name of this protective layer?"
	a) Ionosphere		b) Exosphere
	c) Troposphere		d) Stratosphere

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