International Green Warrior Olympiad Class 4 Previous Year Papers

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Syllabus:

Clean Water and Sanitation

1. Importance of clean water and sanitation
2. Access to clean water: Sources of clean water, water purification methods, role of water treatment plants
3. Sanitation and hygiene: Importance of proper sanitation, personal hygiene practices, keeping our surroundings clean, handwashing demonstration and practice, diseases that can spread due to poor sanitation and hygiene
4. Water conservation: Understanding the water cycle, ways to conserve water, practical tips for conserving water
5. Water and environment: Impact of pollution on water bodies, importance of clean rivers and oceans

Affordable and Clean Energy

1. Introduction to energy: Understanding what energy is, different forms of energy (e.g., solar, wind, fossil fuels), importance of energy in our daily livesEnergy conservation: The concept of energy conservation, practical tips for saving energy at home and school, energy-efficient appliances and lighting
2. Access to clean energy: How lack of access to clean energy affects communities, solar power in remote areas
3. Renewable and non-renewable energy: Understanding of renewable energy sources (e.g., a solar-powered toy car, a wind turbine), biomass as a renewable energy source, how biomass is used for cooking and heating, environmental benefits and challenges
4. Clean energy and the environment: The impact of clean energy on the environment, reducing greenhouse gas emissions
5. Fossil fuels and pollution: What are fossil fuels (coal, oil, natural gas)?, the environmental impact of fossil fuel use, air pollution and its consequences, ways to reduce fossil fuel use

Sustainable Cities and Communities

1. Sustainable water management: Rainwater harvesting, water reuse and recycling, role of communities in protecting water sources
2. Sustainable transportation: Introduction to electric and hybrid vehicles, bicycles as a sustainable mode of transportation, reducing carbon emissions through transportation choices, eco-friendly transportation
3. Sustainable materials: Identifying sustainable materials (e.g., paper, cloth, glass), harmful materials (e.g., plastics), exploring biodegradable and non-biodegradable materials
4. Sustainable energy sources: Introduction to clean and renewable energy sources, solar energy and how it works, wind energy and its benefits

Responsible Consumption and Production

1. Responsible consumption: Why responsible consumption is important, connection between consumption and the environment
2. Reduce, reuse, recycle: The three R's of responsible consumption, how to reduce waste, ways to reuse items, introduction to recycling and its benefits
3. Food choices and waste: The impact of food choices on the environment, reducing food waste at home and school, composting and its benefits
4. Responsible energy use include: Turning off your computer screen when you're not using it, putting a lid on your pot or pan etc.
5. Waste reduction and upcycling projects: Using recycled or upcycled materials

Climate Action

1. Introduction to climate change: Understanding what climate change is, causes of climate change (e.g., greenhouse gases), impacts of climate change on the planet
2. The greenhouse effect: Explaining the greenhouse effect, how it affects the earth's temperature
3. Reducing our carbon footprint: Strategies to reduce personal carbon footprints, discussion on energy conservation, transportation choices, and waste reduction
4. Climate change impacts: Effects of climate change on ecosystems, wildlife, and communities

Life Below Water

1. Oceans and their importance: Importance of oceans and water bodies, different marine habitats (e.g., coral reefs, kelp forests, open ocean), marine species and their adaptations to underwater life
2. Marine food webs: Exploring marine food chains and webs
3. Threats to underwater life: Overfishing, habitat destruction, pollution, climate change, coastal development, human disturbance etc.
4. Ocean pollution: Sources of marine pollution (e.g., plastic waste, oil spills), effects of pollution on marine life and ecosystems, how individuals can reduce ocean pollution

Life On Land

1. Types of terrestrial ecosystems: Introduction to major terrestrial ecosystems (e.g., forests, savannas, wetlands, desert etc.), characteristics of each ecosystem
2. Forests and their importance: Understanding the significance of forests (e.g., carbon storage, oxygen production), reforestation and forest conservation efforts
3. Threats to life on land: Urbanization, pollution, land degradation, wildfires, poaching and illegal wildlife trade etc.
4. Biodiversity on land: Exploring the diversity of plant and animal life on land, discussing the interconnectedness of species in ecosystems

Food Security and Agriculture

1. Food Security: Definition and importance of food security, factors affecting food security (availability, accessibility, affordability).
2. Sustainable Agriculture: Introduction to sustainable farming practices, importance of conserving natural resources
3. Food Safety: Importance of food safety and hygiene, safe handling and preparation of food
4. Factors affecting agriculture and food security: Climate, soil, land, water, poverty, population etc.

Sample Paper Marking Scheme Free Study Material

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Q.1	What does "affordability" mean concerning food security?
	a) The cost of food in different seasons		b) The ability of people to buy the food they need
	c) The number of food items available in a store		d) The taste and quality of the food available

Q.2	A group of scientists conducted a study on the impact of deforestation in a particular region. They observed an increase in the concentration of greenhouse gases in the atmosphere. Which role of forests in mitigating climate change was directly affected in this scenario?
	a) Soil erosion prevention		b) Providing shade to reduce temperature
	c) Carbon storage		d) Enhancing nutrient cycling

Q.3	Tim, a young inventor, showcased his creation—a solar-powered toy car. He explained to the audience that his car used solar energy to operate. How does the car harness solar power?
	a) It stores sunlight in batteries for future use.		b) It absorbs solar radiation through a special material, directly powering the car's motor.
	c) It uses mirrors to reflect sunlight, generating movement.		d) It converts sunlight into electricity using solar panels on its roof.

Q.4	Mac and Sam are two community leaders in a town both are passionate about finding ways to reduce reliance on fossil fuels. Which action would have the most significant impact?
	a) Advocating for policy changes that promote renewable energy and discourage fossil fuels.		b) Buying locally sourced food to reduce transportation emissions.
	c) By using the car for short trips or by increasing personal transportation.		d) Removing all existing solar panels from buildings and homes.

Q.5	A tourist is exploring a kelp forest. What is the primary benefit of kelp forests in the marine ecosystem?
	a) Kelp forests have no impact on providing food and shelter for various marine species		b) Kelp forests do not assist in absorbing excess carbon dioxide from the atmosphere
	c) Kelp forests have no connection to maintaining the balance of marine food webs		d) Kelp forests provide habitats for numerous marine organisms and contribute to nutrient cycling

Q.6	Lily learn about a new technology that converts food waste into biogas for cooking fuel. What are the potential benefits of this approach?
	a) Increased dependency on fossil fuels		b) Escalation of greenhouse gas emissions
	c) Establishment of a centralised source of renewable energy		d) Reduction of waste and diversion of organic matter from landfills

Q.7	You're excited to celebrate your friend's birthday and want to make them a special card. But you also care about the environment and want to be eco-friendly. Which option for your birthday card is the most sustainable?
	a) Buy a pre-made card made from recycled paper with plastic glitter and foil accents.		b) Download and print a colourful card design on printer paper.
	c) Order a custom-made card printed on high-quality paper.		d) Craft a card using upcycled materials like old fabric, cardboard, or buttons.

Q.8	Imagine you're on an underwater adventure, exploring the impacts of climate change on marine life. As you dive deep, you encounter fascinating creatures. Which marine animals might struggle the most due to ocean acidification?
	a) Clownfish in coral reefs		b) Dolphins in the ocean
	c) Sharks in the deep sea		d) Seagulls on the beach

Q.9	You're studying the growth of a colony of rabbits in a field near a factory. You notice that the rabbits are smaller and less healthy than rabbit populations in other areas. What could be the reason for this?
	a) The factory is emitting noise pollution, disrupting the rabbits' sleep and breeding.		b) The factory is dumping chemicals into the soil, contaminating the plants the rabbits eat.
	c) The factory is attracting predators to the area, putting the rabbits at risk.		d) The factory is changing the climate of the area, making it less suitable for rabbits.

Q.10	In a village, there lived a young girl named Maya. She loved exploring nature and understood the importance of conserving natural resources. Why did Maya think conserving soil was essential?
	a) Because soil erosion doesn't impact farming.		b) Because healthy soil is vital for growing crops and preserving biodiversity.
	c) Because soil degradation doesn't affect water quality.		d) Because adding chemicals to the soil benefits the environment.

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