This quiz works best with JavaScript enabled. Home > Science > Ecology – Quiz 38 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 38 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Birds parent their offspring. A) Habitat. B) Niche. Show Answer Correct Answer: B) Niche. 2. A whale is found in its natural ..... A) Habitat. B) House. Show Answer Correct Answer: A) Habitat. 3. Which of the following is NOT important cycle of matter in the environment? A) Helium cycle. B) Water cycle. C) Carbon cycle. D) Nitrogen cycle. Show Answer Correct Answer: A) Helium cycle. 4. An ecosystem where water covers the soil or water is near the surface of the soil is called A) A desert. B) An ocean. C) An estuary. D) A wetland. Show Answer Correct Answer: D) A wetland. 5. Precipitation means ..... A) Water vapor cooling to form clouds. B) Water running downhill. C) Water falling from the sky. D) Water heating up and rising as gas. Show Answer Correct Answer: C) Water falling from the sky. 6. Don't ..... the trees in the forest. A) Cut down. B) Plants. C) Drive. D) Ride. Show Answer Correct Answer: A) Cut down. 7. Global warming A) Greenhouse effect. B) Exhaust fumes. C) Unleaded petrol. D) Global warming. Show Answer Correct Answer: D) Global warming. 8. An organism that captures energy and stores it in food as chemical energy A) Producer. B) Decoposer. C) Consumer. D) Scavenger. Show Answer Correct Answer: A) Producer. 9. One organism hunts and eats another organism. A) Predation. B) Mutualism. C) Carnivore. D) Parasitism. Show Answer Correct Answer: A) Predation. 10. An organism that feeds off another organism and causes it harm. A) Symbiosis. B) Host. C) Parasite. D) Competition. Show Answer Correct Answer: C) Parasite. 11. The sun is the ultimate source of energy for terrestrial ecosystems. Approximately how much of the potential energy available from the sun's rays hitting the earth is used in photosynthesis? A) 1%. B) 10%. C) 25%. D) 59%. Show Answer Correct Answer: A) 1%. 12. A community of organisms and their abiotic environment A) Abiotic. B) Community. C) Population. D) Ecosystem. Show Answer Correct Answer: D) Ecosystem. 13. Which of the following is an example of Inherited variation? A) Eye colour. B) Blood type. C) Skin colour. D) All of the above. Show Answer Correct Answer: D) All of the above. 14. Bears that eat both plants and animals, would be an example of what type of consumer? A) Herbivore. B) Carnivore. C) Omnivore. D) Decomposer. Show Answer Correct Answer: C) Omnivore. 15. Eukaryotes have A) A real "true" nucleus. B) No membrane bound organelles. C) No nucleus. D) None of above. Show Answer Correct Answer: A) A real "true" nucleus. 16. The law of conservation of matter says A) Matter is never created or destroyed, only transformed. B) Matter is made into chemical compounds. C) Matter is limitless. D) New matter is created by stars. Show Answer Correct Answer: A) Matter is never created or destroyed, only transformed. 17. Which term refers to the place where an organism obtains everything they need to survive? A) Biosphere. B) Habitat. C) Niche. D) Ecology. Show Answer Correct Answer: B) Habitat. 18. An organism that benefits from its relationship with an organism that it lives in or on while the other organism is harmed A) Host. B) Parasite. C) Symbiosis. D) Rude. Show Answer Correct Answer: B) Parasite. 19. What is likely to happen to the population of birds if the population of grasshoppers decrease? A) They will increase. B) They will stay constant. C) They will decrease. D) None of above. Show Answer Correct Answer: C) They will decrease. 20. The three-toed sloth is a mammal that lives in the forest of Central America. Sloths are eaten by wild cats such as jaguars and also by snakes. The sloths mainly eat leaves. What is the original source of energy supplied to the jaguars? A) Sun. B) Leaves. C) Sloths. D) Snakes. Show Answer Correct Answer: A) Sun. ← 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