International Green Warrior Olympiad Class 9 Previous Year Paper

Want your child to think critically about the environment? The International Green Warrior Olympiad for Class 9 is designed to encourage deeper understanding of sustainability and eco-friendly living. Solving previous year papers is an excellent way to prepare effectively.

What Makes Past Papers Valuable?

• Covers key topics such as Sustainable Cities and Communities, Responsible Consumption and Production & Food Security and Agriculture etc.
• Boosts awareness of global environmental challenges and inspires responsible thinking.
• Helps students get familiar with Olympiad question formats and improve their performance with practice.

Download the Class 9 International Green Warrior Olympiad Previous Year Paper PDF and help your child take a confident step toward becoming an eco-conscious problem solver!

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Syllabus:

Clean Water and Sanitation

1. Water sources and quality: Sources of clean water (e.g., rivers, lakes, groundwater), water quality testing and monitoring, role of water treatment plants in ensuring safe drinking water
2. Sanitation and hygiene: Importance of proper sanitation and hygiene practices, safe disposal of waste and human excreta, role of handwashing in disease prevention
3. Waterborne diseases: Common waterborne diseases (e.g., cholera, diarrhoea), how waterborne diseases spread and impact public health, prevention through clean water and sanitation practices
4. Water conservation and efficiency: The water cycle and its importance, strategies for water conservation at home and in communities, technologies for efficient water use (e.g., low-flow fixtures)
5. Emerging technologies for clean water: Introduction to innovative water purification technologies, solar water purifiers, filtration systems, and water-purifying plants
6. Water and the environment: Impact of water pollution on ecosystems and biodiversity, case studies on polluted rivers and oceans, the role of communities in protecting water sources
7. Water pollution and treatment: Sources and types of water pollution (e.g., industrial, agricultural), effects of pollution on aquatic ecosystems and human health, wastewater treatment processes and their importance

Affordable and Clean Energy

1. Affordable and clean energy: Differentiating between clean and fossil fuel-based energy sources
2. Fossil fuels and their consequences: Understanding the environmental impact of fossil fuel use (coal, oil, natural gas), air and water pollution caused by fossil fuels, the role of carbon emissions in climate change
3. Alternative energy sources: Solar, wind, hydropower, geothermal, hydro, tidal, wave, biofuel etc., sources of low-carbon energy, advantages of using renewable energy in a domestic setting (solar power, geothermal heat pumps, small wind systems)
4. Energy conservation and efficiency: Ways to conserve energy in daily life, benefits of conservation of energy. improving energy efficiency in homes, buildings, and industries can significantly reduce energy consumption. energy-efficient appliances, led lighting, and well-insulated buildings are examples of ways to achieve this.

Sustainable Cities and Communities

1. Sustainable water management: Introduction to sustainable water management, rainwater harvesting and greywater recycling, water reuse and recycling practices
2. Sustainable waste management: Encourage waste reduction, reuse of materials, and recycling to minimize waste generation
3. Environmental sustainability: Preserve green spaces, parks, and natural habitats to support biodiversity
4. Effects of urbanisation and sustainable urbanisation

Responsible Consumption and Production

1. Responsible technology consumption: The environmental and social consequences of electronics consumption, e-waste management and responsible disposal, strategies for extending the lifespan of electronic devices
2. The 5 r's: Reduce, reuse, recycle, repurpose, and refuse
3. Reducing energy consumption in daily life, The role of energy-efficient appliances
4. Making sustainable purchasing decisions

Climate Action

1. Introduction to climate change: Definition of climate change and global warming, evidence of climate change (e.g., temperature records, ice melt, sea-level rise)
2. Greenhouse effect and global warming: Understanding the greenhouse effect, role of greenhouse gases (e.g., carbon dioxide, methane), link between human activities and increased greenhouse gas concentrations
3. Impacts of climate change: Effects on weather patterns and extreme events, economic and social consequences of climate change, examples of climate change impacts
4. Mitigation and adaptation strategies: Reducing greenhouse gas emissions (mitigation), strategies for energy efficiency and renewable energy, climate adaptation measures and resilience building
5. Climate change solutions at the individual level: Sustainable lifestyle choices, reducing carbon footprint in daily life

Life Below Water

1. Preserving life below water: Reduce marine pollution, protect and restore ecosystems, reduce ocean acidification, practice sustainable fishing, conserve coastal and marine areas etc.
2. Sustainable fisheries and aquaculture: Sustainable fishing practices, responsible aquaculture and fish farming, overfishing and bycatch
3. Threats to life underwater: Addressing threats like climate change, debris, dead zones, toxic spills, overfishing, shoreline development, coastal erosion, ocean acidification

Life On Land

1. Protect, restore, and promote the sustainable use of terrestrial ecosystems: Managing forests sustainably, combating desertification, restoring degraded land and soil, halting biodiversity loss, protecting threatened species
2. Forest ecosystems and their importance: Introduction to forest ecosystems (temperate, tropical, boreal), role of forests in carbon storage and climate regulation, deforestation and its impacts

Food Security and Agriculture

1. Food choices and sustainable eating: The environmental impact of food choices, sustainable diets and the benefits of local, seasonal foods, reducing food waste and practicing mindful eating
2. Food waste reduction: The global problem of food waste, strategies for reducing food waste
3. Sustainable agriculture and land use: Sustainable farming practices (e.g., organic, agroecology), role of regenerative agriculture in soil health, urban agriculture and community gardens
4. Promoting farming systems that use climate-smart techniques and produce a diverse mix of foods
5. Improving supply chains to reduce post-harvest food losses
6. Implementing resilient agricultural practices that increase productivity and production

Sample Paper Marking Scheme Free Study Material

Previous Year Questions

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Q.1	As an environmental scientist conducting water quality assessments for a local lake used for swimming and boating, you're tasked with monitoring various parameters to ensure the safety and health of individuals engaging in recreational activities. In this scenario, which of the following parameters would be of concern? 1. Turbidity 2. pH 3. Faecal coliform bacteria
	a) Only 1		b) Only 1 and 2
	c) Only 2 and 3		d) 1, 2 and 3

Q.2	Consider the following statements and choose the correct option: Statement 1: Deforestation leads to the loss of important carbon sinks, contributing significantly to global carbon emissions. Statement 2: Forests serve as buffers against extreme weather events and help in regulating local and regional climates.
	a) Statement 1 is correct, but statement 2 is incorrect.		b) Statement 1 is incorrect, but statement 2 is correct.
	c) Both statements are correct.		d) Both statements are incorrect.

Q.3	You and your friends enjoy a delicious pizza lunch, packed with toppings like pepperoni, cheese, and pineapple. Later, while scrolling through social media, you come across a post highlighting the environmental impact of meat production. This sparks a conversation about your food choices and how they might affect the planet. Considering the environmental footprints of your pizza toppings, which topping likely had the highest emissions associated with its production? 1. Pepperoni 2. Cheese 3. Pineapple
	a) Only 1		b) Only 2
	c) Only 3		d) 1, 2 and 3

Q.4	Maya, a young activist, is organising a campaign to reduce single-use plastics in her school. She argues that plastic production not only generates plastic waste but also contributes to climate change through: A. Increasing deforestation for raw material extraction. B. Methane emissions from decomposing plastic in landfills. C. Increased reliance on fossil fuels for plastic manufacturing.
	a) A only		b) A and B only
	c) B and C only		d) A, B and C

Q.5	An individual is trying to reduce their carbon footprint through their diet. Which action would have the most significant impact on reducing carbon emissions?
	a) Choosing locally sourced fruits and vegetables over imported ones.		b) Consuming organic meats instead of conventionally raised meats.
	c) Opting for packaged vegetarian convenience foods.		d) Eating seafood exclusively sourced from sustainable fisheries.

Q.6	Your city is considering expanding its aquaculture industry to meet the growing demand for seafood. However, traditional aquaculture practices can contribute to water pollution and habitat degradation. Which of the following approaches would be most sustainable for developing a responsible aquaculture industry?
	a) Increase the use of antibiotics and pesticides to control diseases in farmed fish.		b) Implement closed-loop systems that recycle water and waste within the aquaculture facility.
	c) Source fish feed from wild-caught fish, which are readily available and inexpensive.		d) Locate aquaculture farms in open ocean environments to minimise their impact on coastal ecosystems.

Q.7	A major Himalayan glacier, a vital source of freshwater for millions downstream, is retreating at an alarming rate. Satellite imagery reveals a significant decrease in the glacier's mass over the past few years. Data also shows a connection between rising global temperatures and the accelerated melting of glaciers worldwide. Considering the scenario, which of the following is the most likely consequence of the glacier's retreat for the communities downstream?
	a) Increased hydropower generation due to higher water flow		b) Improved water quality
	c) Enhanced biodiversity in the surrounding ecosystem due to the release of nutrients		d) Water scarcity and competition for resources among communities

Q.8	A family living in a region with abundant clean hydropower is considering replacing their ageing gas oven with a new electric model. However, they are concerned about the overall environmental impact of each option. Analyse the following data table and choose the most likely outcome of switching to electric based on environmental considerations. Factor Gas Oven Electric Oven Fuel source Natural gas Hydropower Greenhouse gas emissions (per kWh) 0.4 kg CO2e 0.05 kg CO2e Energy efficiency 70% 85% Manufacturing emissions Low Moderate
	a) The outcome depends on the specific cooking habits and energy consumption of the family.		b) Both options contribute similar amounts of greenhouse gasses and the choice is negligible in terms of environmental impact.
	c) The gas oven will likely have a lower overall ecological footprint due to lower manufacturing emissions and electric oven will have higher.		d) The electric oven will definitely have a lower overall ecological footprint and the gas oven will have higher.

Q.9	A group of students, with a keen interest in studying a wide array of plant and animal species in their natural habitat, is planning an educational expedition. They aim to explore a biome that offers the highest biodiversity for their research. Which biome among the following options would provide the most diverse range of plant and animal species for the students to observe?
	a) Tundra		b) Tropical rainforest
	c) Boreal forest		d) Temperate forest

Q.10	Consider the following statements and choose the correct option: 1. Debris accumulation in oceans primarily consists of organic waste, which enhances marine biodiversity by providing habitats for various species. 2. Sustainable aquaculture involves utilising antibiotics to control diseases and enhance fish growth in farms. 3. Coastal development and shoreline alterations significantly impact marine habitats or disrupt the natural flow of sediments in coastal areas. 4. Overfishing contributes to the creation of dead zones due to the imbalance in marine ecosystems caused by the removal of certain fish species.
	a) Statements 1 and 2 are correct but statements 3 and 4 are incorrect.		b) Statements 1 and 2 are incorrect but statements 3 and 4 are correct.
	c) Statements 2 and 4 are incorrect but statements 1 and 3 are correct.		d) Statements 1 and 3 are incorrect but statements 2 and 4 are correct.

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