This quiz works best with JavaScript enabled. Home > Science > Earth > Ecology – Quiz 141 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 141 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The living and nonliving things present in an ecosystem that prevent a population from growing beyond a certain size, including food, water, available mates, and predators A) Ecology. B) Limiting factor. C) Biotic factor. D) Abiotic factor. Show Answer Correct Answer: B) Limiting factor. 2. Organisms that hunt other organisms for food are called ..... A) Predators. B) Prey. C) Producers. D) Heterotrophs. Show Answer Correct Answer: A) Predators. 3. A tapeworm steals the nutrients from a dog making it weak and sick ..... this shows which type of symbiotic relationship? A) Commensalism. B) Parasitism. C) Mutualism. D) None of above. Show Answer Correct Answer: B) Parasitism. 4. Community A) One of a species and can reproduce with others in the species. B) Multiple of the same species at a certain time and place. C) All the different populations at a certain time and place. Members compete for food, water, space, mates. D) None of above. Show Answer Correct Answer: C) All the different populations at a certain time and place. Members compete for food, water, space, mates. 5. After a volcanic eruption, lava covers the land. What is the order that plants grow to repopulate the area? A) Lichens $\rightarrow$ Shrubs $\rightarrow$ Grasses $\rightarrow$ Trees. B) Lichens $\rightarrow$ tree $\rightarrow$ shrubs$\rightarrow$Grasses. C) Grasses $\rightarrow$ Lichens $\rightarrow$ Shrubs $\rightarrow$ Trees. D) Lichens $\rightarrow$ Grasses $\rightarrow$ Shrubs $\rightarrow$ Trees. Show Answer Correct Answer: D) Lichens $\rightarrow$ Grasses $\rightarrow$ Shrubs $\rightarrow$ Trees. 6. Which relationship describes predator/prey A) Hawks and shrubs. B) Mountain lion and deer. C) Frogs and trees. D) Grasses and crickets. Show Answer Correct Answer: B) Mountain lion and deer. 7. Consumes producers A) Omnivore. B) Herbivore. Show Answer Correct Answer: B) Herbivore. 8. In which ocean zone is very little light found, so plants would be unlikely to survive? A) Benthic. B) Neritic. C) Intertidal. D) Estuary. Show Answer Correct Answer: A) Benthic. 9. When people destroy forests to build roads and homes, the changes in the forests ..... A) Cause migration. B) Cause physical adaption. C) Cause destruction of habitats. D) Cause camouflage. Show Answer Correct Answer: C) Cause destruction of habitats. 10. What is one way plants and animals are different? A) Plats do not need minerals and animals do. B) Plants produce their own food and animals do not. C) Plants do not produce oxygen and animals do. D) Plants need sunlight and animals do not. Show Answer Correct Answer: B) Plants produce their own food and animals do not. 11. What is the density of a liquid that has a mass of 27g and a volume of 30ml? A) 0.9 g/ml. B) 3 g/ml. C) 57 g/ml. D) 810 g/ml. Show Answer Correct Answer: A) 0.9 g/ml. 12. Group of the same species and live in the same area A) Community. B) Ecosystem. C) Population. D) None of above. Show Answer Correct Answer: C) Population. 13. Increased Carbon Dioxide in the atmosphere has formed a blanket around the planet and contributed to an ..... A) Increase in the temperature of the planet. B) Increase in noise. C) Increase in ice around the planet. D) Increase in parasites looking for hosts. Show Answer Correct Answer: A) Increase in the temperature of the planet. 14. World Environment Day celebrated on? A) Jan 4. B) June 5. C) December 10. D) March 22. Show Answer Correct Answer: B) June 5. 15. Which of the following is not part of the nitrogen cycle: A) Ammonification. B) Transpiration. C) Nitrification. D) Rhizobacteria sp. Show Answer Correct Answer: B) Transpiration. 16. ..... are organisms that produce food for themselves and other organisms A) Nonliving. B) Producers. Show Answer Correct Answer: B) Producers. 17. Which watery biome has the highest concentration of salt? A) Estuary. B) Wetland. C) Freshwater. D) Coral reef. Show Answer Correct Answer: D) Coral reef. 18. Sunlight penetrates roughly 200 meters into the water A) True. B) False. Show Answer Correct Answer: A) True. 19. Respiration is the process by which ..... is consumed and ..... is produced. A) Carbon, Oxygen. B) Oxygen, Carbon dioxide. C) H20, oxygen. D) Carbon, H2O. Show Answer Correct Answer: B) Oxygen, Carbon dioxide. 20. One plant or animal is a ..... A) Population. B) Ecosystem. C) Community. D) Individual. Show Answer Correct Answer: D) Individual. ← 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