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Environment & Ecology Quiz

Environment & Ecology · Medium

20 questions · Unlimited attempts · Free online practice

The natural world is a complex web of life where every organism, from tiny insects to towering trees, plays an important role. Environment and ecology help us understand how living...

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All 20 questions in this Environment & Ecology quiz
  1. What is the term for the variety of ecosystems in a given place, such as forests, grasslands, and wetlands?

    • A. Species Diversity
    • B. Genetic Diversity
    • C. Ecosystem Diversity
    • D. Niche Diversity
  2. Which layer of permanently frozen ground in the Arctic contains twice as much carbon as is currently in the Earth's atmosphere?

    • A. Magma
    • B. Bedrock
    • C. Permafrost
    • D. Humus
  3. What is the main component of smog?

    • A. Oxygen
    • B. Helium
    • C. Ground-level ozone
    • D. Nitrogen
  4. Which level of the ocean is known as the 'Sunlight Zone' where 90% of all marine life lives?

    • A. The Bathypelagic Zone
    • B. The Epipelagic Zone
    • C. The Abyssopelagic Zone
    • D. The Hadal Zone
  5. Which phenomenon describes the warming of the Earth's surface that occurs when urban areas replace natural land cover with dense concentrations of pavement and buildings?

    • A. Global Warming
    • B. Albedo Effect
    • C. Urban Heat Island Effect
    • D. Desertification
  6. What is the term for a species whose requirements are so sensitive that they are used to monitor the quality of an entire ecosystem?

    • A. Flagship Species
    • B. Umbrella Species
    • C. Indicator Species
    • D. Keystone Species
  7. Which gas causes global warming?

    • A. Nitrogen
    • B. CO2
    • C. Helium
    • D. Oxygen
  8. What is 'Bioremediation'?

    • A. The use of technology to build better parks
    • B. The use of living organisms like bacteria or fungi to break down or remove environmental pollutants
    • C. A way to grow food in zero gravity
    • D. The study of how animals heal themselves
  9. What is the name for the practice of agriculture that focuses on restoring soil health, increasing biodiversity, and capturing carbon?

    • A. Monoculture
    • B. Hydroponics
    • C. Regenerative Agriculture
    • D. Vertical Farming
  10. Which term describes the process of using plants to clean up contaminated soil or water by absorbing pollutants into their tissues?

    • A. Biomagnification
    • B. Phytoremediation
    • C. Biodegradation
    • D. Eutrophication
  11. Which layer of the atmosphere contains the ozone layer?

    • A. Stratosphere
    • B. Mesosphere
    • C. Troposphere
    • D. Exosphere
  12. What is the name of the process where barren rock or land with no soil is slowly colonized by living organisms for the first time?

    • A. Secondary Succession
    • B. Primary Succession
    • C. Reforestation
    • D. Habitat Fragmentation
  13. Which process is primarily responsible for the 'dead zone' in the Gulf of Mexico every summer?

    • A. Oil drilling leaks
    • B. Siltation from deforestation
    • C. Nutrient runoff from agriculture
    • D. Thermal pollution from power plants
  14. Which term refers to the variety of genes within a single population or species?

    • A. Species Diversity
    • B. Ecosystem Diversity
    • C. Genetic Diversity
    • D. Taxonomic Diversity
  15. Which type of species is specifically native to a single geographic location and found nowhere else in the wild?

    • A. Exotic species
    • B. Endemic species
    • C. Pioneer species
    • D. Generalist species
  16. Which sustainable development goal (SDG) specifically focuses on taking urgent action to combat climate change and its impacts?

    • A. SDG 7 (Clean Energy)
    • B. SDG 13 (Climate Action)
    • C. SDG 14 (Life Below Water)
    • D. SDG 15 (Life on Land)
  17. Which type of species is at the highest risk of extinction during a rapid climate shift because they have very specific habitat or diet requirements?

    • A. Generalist Species
    • B. Endemic Species
    • C. Specialist Species
    • D. Invasive Species
  18. Which global target, agreed upon at COP15 in 2022, aims to protect at least 30% of the planet's land and oceans by the year 2030?

    • A. The 2050 Vision
    • B. The 30 by 30 Goal
    • C. The Zero Extinction Pact
    • D. The Blue Planet Initiative
  19. What is the primary goal of the Paris Agreement?

    • A. Health
    • B. Education
    • C. Trade
    • D. Climate change
  20. What is the 'Great Green Wall' project primarily intended to stop?

    • A. Illegal immigration in Europe
    • B. The expansion of the Sahara Desert (Desertification)
    • C. Deforestation in the Amazon
    • D. The spread of invasive species in Australia