This quiz works best with JavaScript enabled. Home > Science > Earth > Ecology – Quiz 177 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 177 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is regarded as an indirect value of biodiversity conservation? A) Protection of coastlines from erosion. B) Obtaining medicinal products from plants. C) Generating an income for the guides of nature tours. D) Enjoying recreational activities in natural environments. Show Answer Correct Answer: A) Protection of coastlines from erosion. 2. Lions like to eat zebras, giraffes, antelope and hippos. Which animal would create the most competition for food for lions on the African Savanna. A) Crocodiles that eat all the same things. B) Rhinos that are herbivores. C) Tigers that immigrated illegally. D) Hyenas that hunt in packs. Show Answer Correct Answer: A) Crocodiles that eat all the same things. 3. If an area has all the wolves that it can support, the wolf population has reached its ..... A) Limiting factor. B) Carrying capacity. C) Immigration. D) Immigration. Show Answer Correct Answer: B) Carrying capacity. 4. Most of South America would be considered what biome? A) Desert. B) Tundra. C) Coniferous rainforest. D) Tropical rainforest. Show Answer Correct Answer: D) Tropical rainforest. 5. Don't stay here. Please ..... A) Come back. B) Go away. C) Stay with me. D) Sleep. Show Answer Correct Answer: B) Go away. 6. Energy Pyramid:bottom level A) Producer/Consumers (plants), 10% more energy than contained in Herbivores. B) Producer/Heterotrophs (plants), 10% more energy than contained in Herbivores. C) Producer/Autotrophs (plants), 10% more energy than contained in Herbivores. D) Producer/Autotrophs (plants), 10% less energy than contained in Herbivores. Show Answer Correct Answer: C) Producer/Autotrophs (plants), 10% more energy than contained in Herbivores. 7. Living parts of an ecosystem are called A) Biotic factors. B) Abiotic factors. C) Crazy critters. D) Animals and plants. Show Answer Correct Answer: A) Biotic factors. 8. Which is more likely to be a density-independent factor? A) Abiotic Factor. B) Biotic factor. C) Idk. D) ?. Show Answer Correct Answer: A) Abiotic Factor. 9. All the organisms living in an area and the non-living features of their environment represent an ..... A) Ecology. B) Environment. C) Ecosystem. D) Organism. Show Answer Correct Answer: C) Ecosystem. 10. What eats the producers? A) The Sun. B) Other producers. C) 1st level consumers. D) Carnivores. Show Answer Correct Answer: C) 1st level consumers. 11. How does the nitrogen cycle benefit an ecosystem? A) Nitrogen is recycled in the ecosystem. B) Nitrogen is balanced in tree trunks. C) Nitrogen is broken down. D) Nitrogen is used up in the environment. Show Answer Correct Answer: A) Nitrogen is recycled in the ecosystem. 12. A tapeworm in an intestinal tract of an animal is an example of A) Commensalism. B) Parasitism. C) Mutualism. D) None of above. Show Answer Correct Answer: B) Parasitism. 13. A species that has died out is called: A) Extinct. B) Endangered. C) Population. D) Community. Show Answer Correct Answer: A) Extinct. 14. Which is NOT a freshwater ecosystem? A) A river. B) A lake. C) An estuary. D) A stream. Show Answer Correct Answer: C) An estuary. 15. Why is some energy not passed on to the next trophic level? A) The organisms at each level use about 90% of the available energy to live. B) The statement is NOT true. All energy IS passed from one trophic level to the next. C) The organisms at each level use about 10% of the available energy to live. D) Most energy is absorbed by the soil instead. Show Answer Correct Answer: A) The organisms at each level use about 90% of the available energy to live. 16. When members of a population move away from a given area, it is called A) Immigration. B) Emigration. C) Mortality. D) Mooooving out. Show Answer Correct Answer: B) Emigration. 17. What is an example of a carnivore? A) Bear. B) Chicken. C) Praying Mantis. D) Butterflies. Show Answer Correct Answer: C) Praying Mantis. 18. A single living thing is known as an A) Organism. B) Alive. C) Carnivore. D) Herbivore. Show Answer Correct Answer: A) Organism. 19. A diagram that shows the numbers of individual organisms at each trophic level in an ecosystem is called a(n) A) Biomass pyramid. B) Pyramid of numbers. C) Energy pyramid. D) Inverted pyramid. Show Answer Correct Answer: B) Pyramid of numbers. 20. Activity that decreases the amount of oxygen and increases the amount of carbon dioxide. A) Deforestation. B) Burning fossil fuels. C) Greenhouse effect. D) Climate change. Show Answer Correct Answer: A) Deforestation. ← PreviousNext →Related QuizzesScience QuizzesEcology Quiz 1Ecology Quiz 2Ecology Quiz 3Ecology Quiz 4Ecology Quiz 5Ecology Quiz 6Ecology Quiz 7Ecology Quiz 8Ecology Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books