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.

Q.1 Q.2 Q.3 Q.4 Q.5 Q.6 Q.7 Q.8 Q.9 Q.10

Q.1

Sarah made efforts to reduce waste and use recycled materials, what is most probably an example of her creative use of recycled items?

Q.2

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?

Q.3

Jack was excited for a beach walk but found trash scattered along the shore. Which source of marine pollution is most likely responsible for this plastic mess?

Q.4

A study analysed water samples from a polluted lake and found high levels of heavy metals such as lead and mercury. What is the potential impact of these heavy metals on the ecosystem of the lake?

Q.5

What are some diseases that can spread due to poor sanitation and hygiene?
1. Diarrheal diseases, such as cholera and dysentery.
2. Respiratory infections, such as pneumonia and influenza.
3. Skin infections, such as scabies and ringworm.
4. Parasitic infections, such as worms and lice.

Q.6

While analysing climate data from the past century, Sophie noticed a trend of increasing global temperatures. What correlation did Sophie find between the rise in global temperatures and the greenhouse effect?

Q.7

In a town nestled near a volcanic region, residents are exploring an energy source that ensures consistent power regardless of the time of day or weather conditions. Which energy source would be most beneficial for this town's uninterrupted energy needs?

Q.8

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?

Q.9

In a dense rainforest, scientists discovered various types of colorful birds, numerous species of trees, and countless insects living harmoniously together. Which term best describes this incredible variety of life on Earth, including plants, animals, and microorganisms in this ecosystem?

Q.10

What does "affordability" mean concerning food security?

Your Score: 0/10

Answers to Previous Year Questions from CREST Olympiads:

Q.1cQ.2aQ.3dQ.4aQ.5dQ.6cQ.7dQ.8cQ.9aQ.10b

Answers to Previous Year Questions from CREST Olympiads:

Q.1 : c | Q.2 : a | Q.3 : d | Q.4 : a | Q.5 : d | Q.6 : c | Q.7 : d | Q.8 : c | Q.9 : a | Q.10 : b

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