This quiz works best with JavaScript enabled. Home > Science > Ecology – Quiz 24 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 24 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Lightning plays a role of breaking chemical bonds during which nutrient cycle? A) Nitrogen. B) Phosphorus. C) Carbon. D) Water. E) Oxygen. Show Answer Correct Answer: A) Nitrogen. 2. Warm temps, wet weather, lush plants, most diverse kinds of animals and plants, near equator. A) Tropical rainforest. B) Desert. C) Biosphere. D) One. Show Answer Correct Answer: A) Tropical rainforest. 3. All the different populations that live together in an area A) Population. B) Ecosystem. C) Community. D) Biosphere. Show Answer Correct Answer: C) Community. 4. Eats dead things A) Scavengers and decomposers. B) Lion. C) Dogs and cats. D) None of above. Show Answer Correct Answer: A) Scavengers and decomposers. 5. Environment A) Coral reef. B) Avalanche. C) Oxygen. D) Environment. Show Answer Correct Answer: D) Environment. 6. The direction of the flow of energy in a food web is represented by ..... A) Light bulbs. B) Dotted Lines. C) Arrows. D) Bubbles. Show Answer Correct Answer: C) Arrows. 7. Soil A) Melt. B) Soil. C) Absorb. D) Waste paper. Show Answer Correct Answer: B) Soil. 8. As a population grows, it will most likely stop growing at what size? A) Growth limit. B) Exponential limit. C) Carrying Capacity. D) It won't stop growing. Show Answer Correct Answer: C) Carrying Capacity. 9. The acid rain A) Acid rain. B) Plant trees. C) Soil pollution. D) Waste paper. Show Answer Correct Answer: A) Acid rain. 10. Is sunlight an abiotic or biotic factor? A) Abiotic. B) Biotic. Show Answer Correct Answer: A) Abiotic. 11. ..... levels are the positions in a food chain or food web A) Nonliving. B) Trophic. Show Answer Correct Answer: B) Trophic. 12. What is an abiotic factor in an ecosystem? A) Trees. B) Zebra. C) Water. D) Bacteria. Show Answer Correct Answer: C) Water. 13. Occurs when water on the surface changes to water vapor A) Groundwater. B) Evaporation. Show Answer Correct Answer: B) Evaporation. 14. The terrifying anglerfish lives between 100 and 400 feet below sea level. A) True. B) False. Show Answer Correct Answer: A) True. 15. A group of different species that live together and interact in an environment are called a/an ..... A) Community. B) Habitat. C) Population. D) Ecosystem. Show Answer Correct Answer: A) Community. 16. How do lichens contribute to primary succession? A) Lichens decompose organic matter from animals and plants. B) Lichens begin to break down rock to form soil. C) Lichens are nitrogen fixing bacteria. D) None of above. Show Answer Correct Answer: B) Lichens begin to break down rock to form soil. 17. Which definition best fits the term BIOTIC? A) The study of the interactions between animals and their environment. B) Factors in the environment that are considered living or the remains of living things. C) Factors in the environment that are considered non-living. D) None of above. Show Answer Correct Answer: B) Factors in the environment that are considered living or the remains of living things. 18. Process that converts atmospheric CO2 and water into a form that animals can ingest as food A) Photosynthesis. B) Cellular Respiration. C) Transpiration. D) Respiration. Show Answer Correct Answer: A) Photosynthesis. 19. ..... are consumers. A) All plants. B) All animals. C) Only people. D) The sun. Show Answer Correct Answer: B) All animals. 20. A single organism is called A) Biome. B) Biosphere. C) Individual. D) Population. Show Answer Correct Answer: C) Individual. ← 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