This quiz works best with JavaScript enabled. Home > Science > Ecology – Quiz 269 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 269 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A ..... includes the INTERACTIONS all living and non-living things in an environment. A) Population. B) Niche. C) Abiotic. D) Ecosystem. Show Answer Correct Answer: D) Ecosystem. 2. In Southern California, the intentional reduction of the coyote population has led to a decrease in the types of song birds in that area. Which is a likely explanation why song bird populations have decreased? A) Coyotes feed on animals that prey on song birds. B) Coyotes protect nests built by bird songs. C) Song birds are killed by diseases carried by coyotes. D) Song birds feed on animal matter killed by coyotes. Show Answer Correct Answer: A) Coyotes feed on animals that prey on song birds. 3. A group of organisms that are the same species and live in the same area is known as what? A) Ecosystem. B) Species. C) Community. D) Population. Show Answer Correct Answer: D) Population. 4. Which of the following adaptations would you see from an animal that lives in a desert biome? A) Nocturnal. B) Burrowing. C) Both nocturnal and burrowing. D) None of the above. Show Answer Correct Answer: C) Both nocturnal and burrowing. 5. Which of the following is a symbiotic relationship? A) Mutualism. B) Covalent bonds. C) Ionic. D) Chicken. Show Answer Correct Answer: A) Mutualism. 6. Bacteria are unicellular A) True. B) False. Show Answer Correct Answer: A) True. 7. A specific source of pollution is known as A) Water pollution. B) Point source. C) Non-point source. D) None of above. Show Answer Correct Answer: B) Point source. 8. The Australian pitcher plant (Cephalotus follicularis) is a green plant that traps and feeds on flies and other live insects. What is this plant's mode of nutrition? A) Producer and saprotroph. B) Autotroph and detritivore. C) Autotroph and heterotroph. D) Consumer and saprotroph. Show Answer Correct Answer: C) Autotroph and heterotroph. 9. The highest level of organization is called: A) Community. B) Population. C) Biosphere. D) None of above. Show Answer Correct Answer: C) Biosphere. 10. Plants get Co2 from A) Stomata. B) Roots. C) Chloroplasts. D) Santa. Show Answer Correct Answer: A) Stomata. 11. Precipitation and evaporation are important components of the A) Nitrogen cycle. B) Water cycle. C) Carbon cycle. D) All of the above. Show Answer Correct Answer: B) Water cycle. 12. The ..... is sometimes called "the brains" of the cell. A) Brain. B) Lysosome. C) Vacuoles. D) Nucleus. Show Answer Correct Answer: D) Nucleus. 13. The thin volume of earth and its atmosphere that supports life A) Ecology. B) Interdependence. C) Ecological Model. D) Biosphere. Show Answer Correct Answer: D) Biosphere. 14. A change in regional or global climate patterns A) Climate Change. B) Adaptation. C) Deforestation. D) Biodiversity. Show Answer Correct Answer: A) Climate Change. 15. A mouse eats the grass, a snake eats the mouse and the hawk eats the snake. Who has the least amount of the original energy from this food chain? A) Mouse. B) Grass. C) Snake. D) Hawk. Show Answer Correct Answer: D) Hawk. 16. Large geographic areas that have similar climates and ecosystems. A) Tundra. B) Biome. C) Earth. D) Continent. Show Answer Correct Answer: B) Biome. 17. A model that shows a single sequence of feeding relationships is called a A) Trophic level. B) Food chain. C) Food web. D) Feeding chain. Show Answer Correct Answer: B) Food chain. 18. What is the purpose of a pioneer species? A) Create shade for smaller plants. B) To be the first species in a primary succession disturbance and help make soil. C) To be a dominating plant in a climax community. D) To grow where there is soil to indicate to other plants where to grow. Show Answer Correct Answer: B) To be the first species in a primary succession disturbance and help make soil. 19. WhenNO members of a species are left, this is an example of ..... A) Endangered. B) Extinction. C) Protected. D) Threatened. Show Answer Correct Answer: B) Extinction. 20. If you are measuring the amount of population that is in a specific area you are measuring the? A) Species. B) Population Density. C) Organisms. D) Count. Show Answer Correct Answer: B) Population Density. ← 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