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Environment & Ecology Quiz

Environment & Ecology · Exam Mode

20 questions · 30 min timer · Results at the end

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 a symbiotic relationship where both species benefit from the interaction?

    • A. Commensalism
    • B. Parasitism
    • C. Mutualism
    • D. Competition
  2. 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
  3. Which type of plastic is most commonly used for single-use water bottles and is the most widely recycled plastic in the world?

    • A. PVC
    • B. PET (Polyethylene Terephthalate)
    • C. Polystyrene
    • D. Polypropylene
  4. What is 'E-waste'?

    • A. Egg waste
    • B. Earth waste
    • C. Electronic waste
    • D. Energy waste
  5. What gas causes greenhouse effect most?

    • A. Hydrogen
    • B. Oxygen
    • C. Nitrogen
    • D. CO2
  6. What is 'Overfishing'?

    • A. Catching too many different types of fish
    • B. Catching fish faster than they can reproduce, leading to a depletion of the population
    • C. Using too much bait to catch fish
    • D. Fishing in the middle of the ocean
  7. What term is used for the massive, slow-moving 'rivers' of ice that are currently retreating globally due to rising temperatures?

    • A. Icebergs
    • B. Glaciers
    • C. Ice Floes
    • D. Permafrost
  8. What is the primary goal of the Paris Agreement?

    • A. Health
    • B. Education
    • C. Trade
    • D. Climate change
  9. Which of these is a 'Non-Point Source' of pollution?

    • A. A specific factory pipe dumping chemicals
    • B. A leaking underground oil tank
    • C. Agricultural runoff from many different farms in a region
    • D. A single sewage treatment plant
  10. What is the 'Greenhouse Effect'?

    • A. Growth of plants
    • B. Ocean tides
    • C. Cooling of Earth
    • D. Trap of heat by gases
  11. What is the name for the 'natural' increase in the temperature of the Earth's surface caused by certain gases in the atmosphere?

    • A. The Albedo Effect
    • B. The Greenhouse Effect
    • C. The Ozone Layer
    • D. The Solar Cycle
  12. What is the term for the loss of a population from a specific geographic area, even if the species still exists elsewhere?

    • A. Extinction
    • B. Endemism
    • C. Extirpation
    • D. Speciation
  13. Which ecosystem is often referred to as the 'lungs of the planet' due to its massive capacity to produce oxygen and sequester carbon?

    • A. The Boreal Forest
    • B. The Amazon Rainforest
    • C. The Great Barrier Reef
    • D. The African Savanna
  14. Which phenomenon describes the warming of the ocean's surface in the central and eastern Pacific, leading to global weather disruptions?

    • A. La Nia
    • B. The Gulf Stream
    • C. El Nio
    • D. The Jet Stream
  15. What is the name for the large-scale ocean circulation system that moves warm water from the tropics to the North Atlantic, influencing European weather?

    • A. The Jet Stream
    • B. El Nio
    • C. The Atlantic Meridional Overturning Circulation (AMOC)
    • D. The Humboldt Current
  16. What process occurs when excess nutrients, typically from fertilizer runoff, enter a body of water and cause an overgrowth of algae that depletes oxygen?

    • A. Acidification
    • B. Salinization
    • C. Eutrophication
    • D. Carbonation
  17. Which of these is a major environmental benefit of 'Vertical Farming' in urban areas?

    • A. It uses more pesticides
    • B. It significan'tly reduces the 'food miles' and water usage required to grow produce
    • C. It requires more land than traditional farming
    • D. It only works during the summer
  18. Which layer of the atmosphere contains the ozone layer?

    • A. Stratosphere
    • B. Mesosphere
    • C. Troposphere
    • D. Exosphere
  19. What is the term for the process by which toxic substances, such as mercury or DDT, become more concentrated in the tissues of organisms as you move up the food chain?

    • A. Eutrophication
    • B. Bioaccumulation
    • C. Biomagnification
    • D. Nitrogen Fixation
  20. What is the term for a species that is introduced to a non-native environment and causes economic or environmental harm?

    • A. Migratory species
    • B. Exotic species
    • C. Invasive species
    • D. Keystone species