steven.clark
steven.clark 4d ago β€’ 0 views

Ecosystem services quiz with answers for 7th graders

Hey there, 7th graders! πŸ‘‹ Ready to test your knowledge about ecosystem services? πŸ€” Ecosystems do so much for us, like cleaning our water and air! Let's jump into a quick study guide and then challenge ourselves with a quiz! Good luck!
πŸ”¬ Science

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chang.luis28 Jan 3, 2026

πŸ“š Quick Study Guide

  • 🌳 Ecosystem Services: πŸ€” Benefits that humans freely gain from the natural environment and properly-functioning ecosystems.
  • πŸ’§ Water Purification: 🚰 Ecosystems like wetlands filter pollutants from water.
  • πŸ’¨ Air Purification: 🌬️ Forests absorb pollutants and release oxygen.
  • 🌱 Pollination: 🐝 Insects and animals help pollinate crops, ensuring food production.
  • 🌍 Climate Regulation: β˜€οΈ Forests and oceans absorb carbon dioxide, regulating the climate.
  • πŸ›‘οΈ Erosion Control: ⛰️ Plant roots hold soil in place, preventing erosion.
  • 🏞️ Nutrient Cycling: ♻️ Decomposition returns nutrients to the soil.

πŸ§ͺ Practice Quiz

  1. What is an ecosystem service?
    1. A type of pollution.
    2. Benefits humans receive from ecosystems.
    3. A tax on environmental damage.
    4. A type of renewable energy.
  2. Which ecosystem service helps clean our water?
    1. Deforestation
    2. Wetlands
    3. Urban development
    4. Mining
  3. How do forests help purify the air?
    1. By releasing pollutants.
    2. By absorbing pollutants and releasing oxygen.
    3. By increasing carbon dioxide levels.
    4. By causing acid rain.
  4. What role do bees play in providing ecosystem services?
    1. Water purification
    2. Climate regulation
    3. Pollination
    4. Erosion control
  5. Which of the following helps regulate the climate?
    1. Volcanoes
    2. Factories
    3. Oceans
    4. Deserts
  6. How do plant roots help prevent erosion?
    1. By attracting animals.
    2. By absorbing sunlight.
    3. By holding soil in place.
    4. By producing oxygen.
  7. What process returns nutrients to the soil in an ecosystem?
    1. Irrigation
    2. Deforestation
    3. Decomposition
    4. Fertilization
Click to see Answers
  1. B
  2. B
  3. B
  4. C
  5. C
  6. C
  7. C

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