This quiz works best with JavaScript enabled. Home > Science > Earth > Ecology – Quiz 90 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 90 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Non-Living things in an ecosystem are called ..... A) Abiotic. B) Biotic. C) Herbivore. D) Omnivore. Show Answer Correct Answer: A) Abiotic. 2. All of the population in one habitat make up a ..... A) Species. B) Population. C) Community. D) Biome. Show Answer Correct Answer: C) Community. 3. Primary production occurs here A) Photic Zone. B) Neritic Zone. C) Talk Zone. D) Intertidal Zoné. E) Oceanic Zone. Show Answer Correct Answer: A) Photic Zone. 4. Which of the following words is not related to the word ECOLOGY A) Population. B) Carnivore. C) Technology. D) Energy pyramid. Show Answer Correct Answer: C) Technology. 5. Where do the main source of energy in the ecosystems come from? A) Carbohydrates. B) Sunlight. C) Water. D) Carbon. Show Answer Correct Answer: B) Sunlight. 6. What are the nonliving parts of the ecosystem? This includes temperature, water, sunlight, air, and soil. A) Biotic factors. B) Communities. C) Abiotic factors. D) Microorganisms. Show Answer Correct Answer: C) Abiotic factors. 7. What's POPULATION? A) The adaptation of species. B) Living creatures+non living substances. C) Individual of the same species in an area. D) The whole of living species in an area. Show Answer Correct Answer: C) Individual of the same species in an area. 8. If 20, 000 kcal is available to producers, how much is passed on to primary consumers? A) 20 kcal. B) 200 kcal. C) 2, 000 kcal. D) 20, 222 kcal. Show Answer Correct Answer: C) 2, 000 kcal. 9. Mistletoe putting its roots into its HOST tree. A) Mutualism. B) Commensalism. C) Parasitism. D) None of above. Show Answer Correct Answer: C) Parasitism. 10. What is the purpose of pioneer species in primary succession? A) They are the first plants to grow. B) They break down rock and form soil. C) They provide food for animals. D) All of these. Show Answer Correct Answer: B) They break down rock and form soil. 11. Commersialism A) Orchid plant growing on tree. B) Honey bee and honey suckle plant. C) Tapeworm in human. D) Heartworm in dog. Show Answer Correct Answer: A) Orchid plant growing on tree. 12. What type of organisms must be most plentiful (available) in an ecosystem? A) Tertiary Consumers. B) Producers. C) Primary Consumers. D) Secondary Consumers. Show Answer Correct Answer: B) Producers. 13. Which organisms have the ability to use the sun's energy to PRODUCE glucose? A) Snakes. B) Trees. C) Eagles. D) Fungi. Show Answer Correct Answer: B) Trees. 14. 90% of ocean life is found here A) Photic Zone. B) Neritic Zone. C) Talk Zone. D) Intertidal Zoné. E) Oceanic Zone. Show Answer Correct Answer: A) Photic Zone. 15. Which of the following is NOT an abiotic environmental factor? A) Air. B) Animals. C) Soil. D) Water. Show Answer Correct Answer: B) Animals. 16. PH is how acidic or basic a liquid is. If the pH of an aquatic ecosystem quickly changed, what would happen to the level of biodiversity? Why? A) It would increase because more organisms would move in to the ecosystem. B) It would decrease because the organisms not used to the pH change would die. C) It would have no change. D) None of above. Show Answer Correct Answer: B) It would decrease because the organisms not used to the pH change would die. 17. An organism that the foundation of all food chains A) Consumer. B) Producer. C) Decoposer. D) Omnivore. Show Answer Correct Answer: B) Producer. 18. How many types of competition are there? A) 4. B) 6. C) 2. D) 5. E) 3. Show Answer Correct Answer: C) 2. 19. Prey A) Animal hunted or caught for food. B) An animal that hunts, and kills other animals for food. C) The struggle to survive with limited resources. D) None of above. Show Answer Correct Answer: A) Animal hunted or caught for food. 20. Which of the following is not an abiotic factor? A) Sun. B) Temperature. C) Soil. D) Grass. Show Answer Correct Answer: D) Grass. ← 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