This quiz works best with JavaScript enabled. Home > Science > Ecology – Quiz 48 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 48 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Birds live in the decidious forest. A) Habitat. B) Niche. Show Answer Correct Answer: A) Habitat. 2. ..... factors in an ecosystem include plants, animals, and other organisms. A) Biotic. B) Abiotic. C) Biome. D) None of above. Show Answer Correct Answer: A) Biotic. 3. The maximum number of organisms that an ecosystem can support with its resources A) Habitat. B) Carrying capacity. C) Niche. D) Population. Show Answer Correct Answer: B) Carrying capacity. 4. Which of the following can be control group? A) Individuals who spent 4 hours of watch TV. B) Individuals who were not exposed to TV. C) Individuals who spend 16 hours of screen time. D) None. Show Answer Correct Answer: B) Individuals who were not exposed to TV. 5. Area that contains both abiotic and biotic factors A) Population. B) Community. C) Ecosystem. D) Biome. Show Answer Correct Answer: C) Ecosystem. 6. When two organisms get energy from the same source, there is ..... A) Peace. B) An adaptation. C) Competition. D) More sunlight. Show Answer Correct Answer: C) Competition. 7. Which biome contains large populations of grazing herbivores, few species of birds, and deep, rich soil? A) Taiga. B) Tundra. C) Deciduous forest. D) Grassland. Show Answer Correct Answer: D) Grassland. 8. A keystone species has ..... A) Big impact on ecosystem, big population. B) Small impact on ecosystem, small population. C) Big impact on ecosystem, small population. D) None of these. Show Answer Correct Answer: C) Big impact on ecosystem, small population. 9. Fresh water referrers to which of the following A) Oceans, rivers, lakes. B) Ponds, rivers, oceans. C) Lakes, ponds, streams. D) Streams, lakes, oceans. Show Answer Correct Answer: C) Lakes, ponds, streams. 10. What is the indirect source of most of our energy? A) Coal. B) The sun. C) Oil. D) Natural gas. Show Answer Correct Answer: B) The sun. 11. Biomes with densely packed trees sometimes form a continuous green "roof" layer called a: A) Canopy. B) Ceiling. C) Green layer. D) Forest top. Show Answer Correct Answer: A) Canopy. 12. Two similar species living in the same niche would most likely ..... with each other for food. A) Compete. B) Cooperate. Show Answer Correct Answer: A) Compete. 13. Most organisms in an ecosystem eat only one type of organism A) True. B) False. Show Answer Correct Answer: B) False. 14. Organisms at the top of an energy pyramid have the ..... amount of energy. A) Most. B) Least. Show Answer Correct Answer: B) Least. 15. A community is ..... A) An individual. B) Every Biotic factor in an environment, but none of the abiotic. C) Every individual of the same species in an area. D) All Biotic and Abiotic factors in an environment. Show Answer Correct Answer: B) Every Biotic factor in an environment, but none of the abiotic. 16. What word best describes the mammals, fish, birds and plants, as well as the sun, soil, air and water in an environment? A) Abiotic. B) Ecosystem. C) Community. D) Biosphere. Show Answer Correct Answer: B) Ecosystem. 17. I am a consumer that eats only meat. A) Carnivore. B) Omnivore. C) Herbivore. D) None of above. Show Answer Correct Answer: A) Carnivore. 18. What word do we use to describe a species which has no members still living? A) Endangered. B) Extinct. Show Answer Correct Answer: B) Extinct. 19. To use some materials again. A) Cycle. B) Recycle. C) Recycle. D) To recycle. Show Answer Correct Answer: B) Recycle. 20. Reduce-reduce A) Right. B) Wrong. Show Answer Correct Answer: A) Right. ← 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