This quiz works best with JavaScript enabled. Home > Science > Earth > Ecology – Quiz 267 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 267 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Organism of the same species that live in the same area A) Community. B) Population. Show Answer Correct Answer: B) Population. 2. What is evaporation? A) The change of solid water (ice) into liquid water. B) The change of liquid water into water vapor. C) The change of water vapor into liquid water. D) The falling of liquid water from the atmosphere. Show Answer Correct Answer: B) The change of liquid water into water vapor. 3. A type of consumer that eats only meat is called a ..... A) Herbivore. B) Carnivore. C) Omnivore. D) Brucivore. Show Answer Correct Answer: B) Carnivore. 4. Food, water, sunlight, air, soil are resources that are often ..... A) Limiting factors. B) Symbiosis. C) Communities. D) None of above. Show Answer Correct Answer: A) Limiting factors. 5. How are populations different from communities? A) Populations consist of one species; communities consist of many species. B) Populations can contain plants and fungi; communities consist of animals only. C) Populations consist of many species; communities consist of one species. D) Populations consist of animals only; communities can contain plants and fungi. Show Answer Correct Answer: A) Populations consist of one species; communities consist of many species. 6. A new golf course is built next to a river. Over the past several months, the nitrate levels of the water in the river have been increasing. Which best explains the cause of the increasing nitrate levels? A) Increased growth of algae. B) Decreased biodiversity. C) Runoff from fertilizer. D) Chemical reactions with pesticides and fertilizers. Show Answer Correct Answer: C) Runoff from fertilizer. 7. Two male Giraffes are fighting over the last green leaf of a tree that is dying. A) Competition. B) Mutualism. C) Predation. D) Commensalism. Show Answer Correct Answer: A) Competition. 8. What happens during nitrogen fixation? A) Bacteria in the soil convert nitrate into nitrogen gas and nitrous oxide. B) Nitrogen wastes are into ammonium.Organisms convert nitrogen into carbon dioxide and energy,. C) Organisms convert nitrogen into carbon dioxide and energy,. D) Atmospheric nitrogen diffuses into the soil and is converted into ammonia. Show Answer Correct Answer: D) Atmospheric nitrogen diffuses into the soil and is converted into ammonia. 9. Barnacles create home sites by attaching themselves to whales. The whale is unaffected. A) Commensalism. B) Mutualism. C) Predation. D) Laziness. Show Answer Correct Answer: A) Commensalism. 10. In the water cycle, what step occurs when water goes directly from a solid to a gas? A) Infiltration. B) Condensation. C) Sublimation. D) Precipitation. Show Answer Correct Answer: C) Sublimation. 11. A group of organisms A) Organism. B) Population. C) Community. D) Ecosystem. Show Answer Correct Answer: B) Population. 12. Ecology means-study of living things and their interactions with the eniviorment of abiotic and biotic organisms A) False. B) True. Show Answer Correct Answer: B) True. 13. Organism that is consumed by another organism A) Predator. B) Herbivore. C) Prey. D) Producer. Show Answer Correct Answer: C) Prey. 14. When one organism copies the behavior or physical appearance of another organism in order to benefit itself A) Mimicry. B) Adaptation. C) Predation. D) Biodiversity. Show Answer Correct Answer: A) Mimicry. 15. Over the last decade we have had an increase in the amount of rain in our area. A) Weather. B) Climate. Show Answer Correct Answer: B) Climate. 16. All the members of one species (organisms) that live within an area of an ecosystem is a? A) Population. B) Community. C) Niche. D) None of above. Show Answer Correct Answer: A) Population. 17. The relationship between two or more species (or individuals) that use the same limited resource, both are negatively affected by the relationship A) Predation. B) Competition. C) Community. D) Population. Show Answer Correct Answer: B) Competition. 18. Which of the following relationships are least like a snake and a rodent? A) A bird eating a worm. B) A fox hunting a rabbit. C) A frog swallowing a fly. D) A tick feeding on a deer. Show Answer Correct Answer: D) A tick feeding on a deer. 19. Food webs always start with: A) The sun. B) Producers. C) Primary consumers. D) Microorganisms. Show Answer Correct Answer: B) Producers. 20. Nearly all energy that fuels life on Earth comes from A) Water. B) The soil. C) The sun. D) The air. Show Answer Correct Answer: C) The sun. ← 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