This quiz works best with JavaScript enabled. Home > Science > Ecology – Quiz 124 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 124 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The conversion of Ammonia to Nitrite A) Nitrification. B) Denitrification. C) Nitrogen Fixation. D) None of above. Show Answer Correct Answer: A) Nitrification. 2. Plants need ..... for photosynthesis A) Oxygen. B) Soil. C) Carbon dioxide. D) Sugar. Show Answer Correct Answer: C) Carbon dioxide. 3. Which is the correct order of the levels of organization from simple to complex? A) Organism, population, community, ecosystem. B) Ecosystem, community, population, organism. Show Answer Correct Answer: A) Organism, population, community, ecosystem. 4. Ideally, an inventory of an ecosystem should be taken: A) Before a problem is suspected. B) As soon as a study is needed. C) When species may be in danger of extinction. D) None of above. Show Answer Correct Answer: A) Before a problem is suspected. 5. The study of how living things interact in an environment is called A) Ecosystem. B) Biology. C) Ecology. D) None of above. Show Answer Correct Answer: C) Ecology. 6. In terms of the food chain, what are autotrophs called? A) Primary consumers. B) Primary producers. C) Secondary consumers. D) Secondary Producers. Show Answer Correct Answer: B) Primary producers. 7. As distance between objects increases the pull of gravity ..... A) Increases. B) Decreases. C) Stays the same. D) None of above. Show Answer Correct Answer: B) Decreases. 8. The graph shows what type of growth pattern? A) Derivative. B) Logistic. C) Exponential. D) Natural. Show Answer Correct Answer: B) Logistic. 9. What is an autotroph? A) Can synthesize their own food. B) Are dependent on other organisms for their food. C) Decoposer. D) None of above. Show Answer Correct Answer: A) Can synthesize their own food. 10. A lion has pointed teeth to help it tear meat off of the bone. A) Behavioral Adaptation. B) Physical/Structural Adaptation. Show Answer Correct Answer: B) Physical/Structural Adaptation. 11. Nitrogen fixing bacteria A) Change nitrogen for use by animals and plants. B) Are in the air. C) Are created by lightening. D) Are poison to plants. Show Answer Correct Answer: A) Change nitrogen for use by animals and plants. 12. All of the populations in an ecosystem refer to a(n) ..... A) Environment. B) Biosphere. C) Community. D) Niche. Show Answer Correct Answer: C) Community. 13. Dung beetles eat animal feces. A) True. B) False. Show Answer Correct Answer: A) True. 14. Most populations show what type of growth pattern? A) Slow. B) Derivative. C) Exponential. D) Logistic. Show Answer Correct Answer: D) Logistic. 15. This organism eats both plants and animals A) Herbivore. B) Omnivore. C) Carnivore. D) Plantivore. Show Answer Correct Answer: B) Omnivore. 16. We want ..... world be clean. A) My. B) His. C) Our. D) Their. Show Answer Correct Answer: C) Our. 17. When dandelion seeds are blown by the wind, they may sprout up wherever they land. What dispersion pattern is this? A) Uniform. B) Clumped. C) Random. D) Exponential. Show Answer Correct Answer: C) Random. 18. Which of the following is an example of a population? A) The cats and dogs in your neighborhood. B) The park at the heart of your neighborhood. C) The rocks in your rock collection. D) The gray wolves in a forest. Show Answer Correct Answer: D) The gray wolves in a forest. 19. What type of symbiosis? * Hummingbirds feed on nectar from flowers. * Flowers are pollinated by hummingbirds as they move from flower to flower. A) Commensalism. B) Mutualism. C) Parasitism. D) Predation. Show Answer Correct Answer: B) Mutualism. 20. Which of the following is an example of a primary consumer? A) Deer eating grass. B) Lion eating a zebra. C) Crab eating a minnow. D) A vulture eating a coyote. Show Answer Correct Answer: A) Deer eating grass. ← 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