This quiz works best with JavaScript enabled. Home > Science > Ecology – Quiz 69 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 69 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the term for a group of different species in a given area? A) Population. B) Ecosystem. C) Community. D) Biome. Show Answer Correct Answer: C) Community. 2. What is the difference between a community and an ecosystem? A) They are not different at all. B) A community is how living things that have something in common work together and an ecosystem is living and nonliving things working together. C) Only an ecosystem works together. D) Only a community works together. Show Answer Correct Answer: B) A community is how living things that have something in common work together and an ecosystem is living and nonliving things working together. 3. Biomass and biofuels are A) Renewable. B) Nonrenewable. C) Product. D) None of above. Show Answer Correct Answer: A) Renewable. 4. What shows a series of events in which one organism eats another and gets energy? A) Food chain. B) Food web. C) Energy pyramid. D) Food map. Show Answer Correct Answer: A) Food chain. 5. The study of the interaction of living organisms with each other and with their environment is ..... A) Ecology. B) Anatomy. C) Chemistry. D) Physics. Show Answer Correct Answer: A) Ecology. 6. Which ecosystem structure is considered a "non-living environment" ? A) Organic and inorganic compounds. B) Physical environment such as temperature, water, humidity. C) Changes due to disturbances such as earthquakes, volcanic eruptions. D) All items combined. Show Answer Correct Answer: D) All items combined. 7. Examples of ..... are lions, polar bears, and hawks A) Consumers. B) Carnivores. Show Answer Correct Answer: B) Carnivores. 8. Epiphytes use larger trees as a surface to grow but don't help nor harm the larger tree. Which type of symbiosis is this? A) Commensalism. B) Communism. C) Communion. D) Condominium. E) Commercialism. Show Answer Correct Answer: A) Commensalism. 9. In any food web, the organisms that are responsible for converting raw energy into usable chemical energy are collectively called ..... while organisms that recycle the nutrients trapped in dead organisms are collectively called ..... A) Producers;consumers. B) Producers; decomposers. C) Consumers; decomposers. D) None of above. Show Answer Correct Answer: B) Producers; decomposers. 10. Are the largest biomes on Earth. They can be warm or cold. They are home to plants like seaweed and animals like fish, whales, turtles and sponges. A) Oceans. B) Ponds. C) Lakes. D) Ice islands. Show Answer Correct Answer: A) Oceans. 11. The collective mass of all living things in a particular area or at a specific trophic level of an ecosystem is known as ..... A) Population Size. B) Biomagnification. C) Biomass. D) Apex Trophism. Show Answer Correct Answer: C) Biomass. 12. An example of a behavioral adaptation is A) The long neck of a giraffe. B) Penguins huddling together for warmth. C) A camel's hump used to store water. D) A polar bear's white fur used for camouflage. Show Answer Correct Answer: B) Penguins huddling together for warmth. 13. Scientists have discovered a new species of fox that has larger than average ears and is nocturnal. In which biome would this new species of fox most likely be found? A) Desert. B) Tundra. C) Deciduous forest. D) Tropical rain forest. Show Answer Correct Answer: A) Desert. 14. Coyotes eat rabbits. Rabbits eat clover. What would most likely happen if the population of coyotes decreases? A) The rabbits and clover would decrease. B) The rabbits and clover would increase. C) The rabbits would increase, but the clover would decrease. D) The rabbits would decrease, but the clover would increase. Show Answer Correct Answer: C) The rabbits would increase, but the clover would decrease. 15. An animal that hunts for its food A) Prey. B) Predator. C) Producer. D) Decoposer. Show Answer Correct Answer: B) Predator. 16. What are 3 limiting factors? A) Food, space, and water. B) Food, space, and weather. C) Sun, moon, and earth. D) Sine, cosine, and tangent. Show Answer Correct Answer: B) Food, space, and weather. 17. An owl eats a field mouse. In this scenario, the owl is known as the ..... A) Prey. B) Predator. C) Parasite. D) Keystone Species. Show Answer Correct Answer: B) Predator. 18. Which is a non-living part of an ecosystem? A) Sunlight. B) Air. C) Water. D) All of these. Show Answer Correct Answer: D) All of these. 19. Which of the following is not an abiotic factor that can affect populations? A) Temperature. B) Light intensity. C) Moisture levels. D) Competition. Show Answer Correct Answer: D) Competition. 20. Which major biome is home to cacti, brittle bushes, small reptiles, and coyotes? A) Desert. B) Taiga. C) Tundra. D) Grassland. Show Answer Correct Answer: A) Desert. ← PreviousNext →Related QuizzesEcology Quiz 1Ecology Quiz 2Ecology Quiz 3Ecology Quiz 4Ecology Quiz 5Ecology Quiz 6Ecology Quiz 7Ecology Quiz 8Ecology Quiz 9Ecology Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books