This quiz works best with JavaScript enabled. Home > Science > Ecology – Quiz 192 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 192 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. An invasive species is moved from one ecosystem to another. After it has been moved the species is ..... to the new ecosystem. A) Native. B) Non-native. C) Carnivore. D) Worse. Show Answer Correct Answer: B) Non-native. 2. Mutualism is a relationship where: A) Both species benefit. B) Both species are harmed. C) One species is benefited and the other is harmed. D) One species is benefited and the other is unaffected. Show Answer Correct Answer: A) Both species benefit. 3. A airplane that looks like a bird in the sky is biotic. A) True. B) Abiotic. C) An airplane. D) Nothing. Show Answer Correct Answer: B) Abiotic. 4. Producers are generally found at the beginning of afood chain. Which statement best explains why thisis true? A) Producers are usually smaller in size thanconsumers. B) Producers do not rely on other organisms forfood. C) There are always more consumers thanproducers in food chains. D) Consumers are always more complexorganisms than producers. Show Answer Correct Answer: B) Producers do not rely on other organisms forfood. 5. The place where an organism lives and obtains food, shelter and protection A) Species. B) Population. C) Habitat. D) Niche. Show Answer Correct Answer: C) Habitat. 6. Which one is the producer in an ocean food chain? A) Sun. B) Krill. C) Anemone. D) Seaweed. Show Answer Correct Answer: D) Seaweed. 7. Natural disturbances, such as fires or hurricanes, can result in A) Parasitism. B) Competition. C) Commensalism. D) Succession. Show Answer Correct Answer: D) Succession. 8. Which of these is a FALSE statement about monoculture? A) Easy for pests to destroy entire crop. B) Growing a large amount of one crop. C) Soil degrades quickly and requires fertilizers. D) A variety of crops are grown and rotated. Show Answer Correct Answer: D) A variety of crops are grown and rotated. 9. Water, air, soil, sunlight are: A) Abiotic, non-living. B) Abiotic, living. C) Biotic, non-living. D) Biotic, living. Show Answer Correct Answer: A) Abiotic, non-living. 10. Nonliving parts of an ecosystem A) Abiotic factors. B) Biotic factors. Show Answer Correct Answer: A) Abiotic factors. 11. Without other changes to a population, which of the following will cause a population to increase in size? A) The birth rate equals the death rate. B) The birth rate is less than the death rate. C) The birth rate is greater than the death rate. D) The birth rate and the death rate both equal 0. Show Answer Correct Answer: C) The birth rate is greater than the death rate. 12. A goat eats vegetation, such as grass. A) Herbivore. B) Omnivore. C) Carnivore. D) Producer. Show Answer Correct Answer: A) Herbivore. 13. Human A) Parasite. B) Host. C) Nature's recyclers. D) None of above. Show Answer Correct Answer: B) Host. 14. A consumer? A) Makes its own food. B) Eats dead plants and animals. C) Eats plants and other animals for energy. D) Buys toys for kids. Show Answer Correct Answer: C) Eats plants and other animals for energy. 15. Which organism must obtain glucose by consuming other organism? A) Heterotrophs. B) Autotrophs. C) Producers. D) Decomposers. Show Answer Correct Answer: A) Heterotrophs. 16. Which statement describes a situation that would reduce the stability of a forest ecosystem? A) A fierce predator is removed from theecosystem. B) The number of producers remains constantin the ecosystem. C) Organisms frequently interact within theecosystem. D) The energy in the ecosystem flows from theSun. Show Answer Correct Answer: A) A fierce predator is removed from theecosystem. 17. Biotic factor A) Grass. B) Sun. C) Rocks. D) Water. Show Answer Correct Answer: A) Grass. 18. This happens when pollution moves up a food chain. A) Smelt. B) Over abundance of pollution. C) Biomagnification. D) The appocolypse. Show Answer Correct Answer: C) Biomagnification. 19. A species that has been moved to an area that impacts the local ecosystem. A) Producer. B) Native. C) Invasive. D) Consumer. Show Answer Correct Answer: C) Invasive. 20. An organism that consumes dead or decaying organisms for food is called a ..... A) Omnivore. B) Herbivore. C) Carnivore. D) Detrivorous. Show Answer Correct Answer: D) Detrivorous. ← 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