This quiz works best with JavaScript enabled. Home > Science > Ecology – Quiz 23 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 23 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. In an Energy Pyramid, the most energy is located ..... A) At the top. B) At the bottom. C) In the middle. D) In the center. Show Answer Correct Answer: B) At the bottom. 2. Antonio and Javier are astronauts in space looking back at Earth and discussing how all the life on Earth interacts with each other as well as the nonliving things. What level of organization are they discussing? A) A community. B) A biome. C) An ecosystem. D) A biosphere. Show Answer Correct Answer: D) A biosphere. 3. Which statement is true about predators? A) A predator is an organism that eats other organisms. B) A predator is an organism that is eaten by other organisms. C) A predator can never be eaten by other organisms. D) A predator is an organism that eats decaying organisms. Show Answer Correct Answer: A) A predator is an organism that eats other organisms. 4. All food chains begin with this ..... A) Moon. B) Plants. C) Sun. D) Animals. Show Answer Correct Answer: C) Sun. 5. This level focuses on the amount of same species in the area A) Biome. B) Ecosystem. C) Population. D) Organism. Show Answer Correct Answer: C) Population. 6. A consumer that eats both plants and animals is called a(n) what? A) Herbivore. B) Carnivore. C) Omnivore. D) Decomposer. Show Answer Correct Answer: C) Omnivore. 7. Which of the following is a biotic factor? A) Lizards. B) Temperature. C) Clouds. D) Humidity. Show Answer Correct Answer: A) Lizards. 8. True or False:A organism is a single individual of a species that are physically similar and can reproduce. A) True. B) False. Show Answer Correct Answer: A) True. 9. Harmful gases produced by cars A) Exhaust fumes. B) Fumes. C) Exhaust fumes. D) Exhaust fumes. Show Answer Correct Answer: A) Exhaust fumes. 10. The western United States would be considered what biome? A) Shrubland. B) Grassland. C) Tropical rainforest. D) Desert. Show Answer Correct Answer: B) Grassland. 11. Resource partitioning is a way for organisms to A) Compete. B) Share resources. C) Hunt. D) Be a parasite. Show Answer Correct Answer: B) Share resources. 12. What type of symbiosis? *Skunks often live in burrows that have been dug and abandoned by woodchucks. *Woodchucks abandon holes which are later used by skunks. A) Commensalism. B) Mutualism. C) Parasitism. D) Predation. Show Answer Correct Answer: A) Commensalism. 13. Which biome is warm year-round, receives LOTS of rain, and is rich in. biodiversity? A) Temperate forest. B) Temperate grassland. C) Boreal Forest. D) Tropical rainforest. Show Answer Correct Answer: D) Tropical rainforest. 14. All the interconnected feeding relationships in an ecosystem make up a food ..... ? A) Interaction. B) Chain. C) Ecosystem. D) Web. Show Answer Correct Answer: D) Web. 15. The third consumer in the food chain is called ..... A) Primary consumer. B) Secondary consumer. C) Tertiary consumer. D) None of above. Show Answer Correct Answer: C) Tertiary consumer. 16. This type of organism eats only animal tissue. A) Carnivore. B) Omnivore. C) Predator. D) Producer. Show Answer Correct Answer: A) Carnivore. 17. This is the type of biome on land A) Terrestrial. B) Aquatic. Show Answer Correct Answer: A) Terrestrial. 18. In which type of symbiotic relationship do both species benefit? A) Commensalism. B) Parasitism. C) Mutualism. D) Predation. Show Answer Correct Answer: C) Mutualism. 19. An ecosystem that has been clear cut showed a dramatic decrease in the amount of nutrients and energy that were cycled in the ecosystem. In this example, the ecosystem has: A) High resistance. B) Low resistance. C) High resiliance. D) Low resilience. Show Answer Correct Answer: B) Low resistance. 20. A consumer that eats plants A) Omnivore. B) Carnivore. C) Scavenger. D) Herbivore. Show Answer Correct Answer: D) Herbivore. ← 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