Grade 5 science quiz: Human impact on the environment with answers.

📚 Quick Study Guide

• 🏭 Pollution: ☣️ Introduction of harmful substances into the environment (air, water, land).
• 🌳 Deforestation: 🪓 Clearing forests for other uses, leading to habitat loss and climate change.
• 🌍 Climate Change: 🔥 Long-term shifts in temperatures and weather patterns, largely caused by increased greenhouse gases.
• ♻️ Reduce, Reuse, Recycle: 💡 A strategy to minimize waste and conserve resources.
• 💧 Conservation: 🏞️ Protecting and preserving natural resources like water, forests, and wildlife.
• 🐾 Habitat Loss: 💔 Destruction or alteration of natural habitats, threatening species survival.
• 🌱 Sustainable Practices: 🌿 Methods that meet present needs without compromising the ability of future generations to meet their own needs.

🧪 Practice Quiz

1. Which of the following is a major cause of air pollution?
   1. A. Planting trees
   2. B. Burning fossil fuels
   3. C. Recycling aluminum cans
   4. D. Using reusable water bottles
2. What is deforestation?
   1. A. Planting new forests
   2. B. Clearing forests for other uses
   3. C. Protecting forests from fires
   4. D. Studying forest ecosystems
3. Which of the following contributes most to climate change?
   1. A. Using public transportation
   2. B. Reducing water consumption
   3. C. Increased greenhouse gases
   4. D. Composting food scraps
4. What does 'Reduce, Reuse, Recycle' mean?
   1. A. Waste more, use once, throw away
   2. B. Minimize waste, conserve resources
   3. C. Buy new, use once, sell old
   4. D. Burn everything, use nothing, repeat
5. Which of the following is an example of conservation?
   1. A. Wasting water
   2. B. Polluting rivers
   3. C. Protecting forests
   4. D. Overfishing
6. What happens when habitats are lost?
   1. A. Species thrive
   2. B. Ecosystems improve
   3. C. Species are threatened
   4. D. Biodiversity increases
7. What are sustainable practices?
   1. A. Meeting present needs without harming future generations
   2. B. Using all resources immediately
   3. C. Ignoring environmental concerns
   4. D. Prioritizing short-term gains