This quiz works best with JavaScript enabled. Home > Science > Ecology – Quiz 32 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 32 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which primarily eats plants/producers? A) Carnivore. B) Herbivore. C) Omnivore. D) Detritivore/Decomposer. Show Answer Correct Answer: B) Herbivore. 2. This biome is contains water that moves continuously in one direction with rapidly changing communities ..... A) Ocean. B) Beach. C) Rivers and streams. D) Lakes. Show Answer Correct Answer: C) Rivers and streams. 3. Which is NOT a way that nitrogen compounds are added to the soil? A) Decay of dead organisms. B) Denitrification. C) Animal waste. D) Nitrogen-fixation. Show Answer Correct Answer: B) Denitrification. 4. Biotic and Abiotic factors that make up an environment A) Population. B) Biome. C) Ecosystem. D) Community. Show Answer Correct Answer: C) Ecosystem. 5. Which biome consists of salt water from 600ft and deeper? A) Marine Coastal. B) Marine open ocean. C) Freshwater. D) Ocean. Show Answer Correct Answer: B) Marine open ocean. 6. An organism, such as Sammy in the video A Turtle's Tale, that produces many offspring at a time with low parental care is ..... A) R-selected. B) K-selected. Show Answer Correct Answer: A) R-selected. 7. The biome with the least amount of biodiversity. A) Grassland. B) Taiga. C) Desert. D) Tundra. Show Answer Correct Answer: D) Tundra. 8. Climate is the average weather in an area over a long period of time. A) True. B) False. Show Answer Correct Answer: A) True. 9. Which is an example of intraspecific competition A) 2 types of bacteria competing for food. B) Big horn sheep competing for mates. C) Trees in the rain forest competing for light. D) Lions and leopards competing for food. Show Answer Correct Answer: B) Big horn sheep competing for mates. 10. Water is A) Nonrenewable natural resource. B) A renewable natural resource. C) Not a natural resource. D) None of above. Show Answer Correct Answer: B) A renewable natural resource. 11. What Biome is covered in a dense canopy and an understory? A) Tropical Rain Forest. B) Desert. C) Tundra. D) Tropical Savanna. Show Answer Correct Answer: A) Tropical Rain Forest. 12. What process converts nitrogen gas into ammonia that can be used by other organisms? A) Nitrification. B) Nitrogen Fixation. C) Nitrogen-fixing bacteria. D) Denitrification. Show Answer Correct Answer: C) Nitrogen-fixing bacteria. 13. A " ..... '' refers to the order of events in an ecosystem, where one living organism eats another organism, and later that organism is consumed by another larger organism A) Food chain. B) Ecosystem. C) Greenhouse effect. D) Human impact. Show Answer Correct Answer: A) Food chain. 14. Areas that are dominated by grasses and animals that are of a similar color to the grasses. A) Forest. B) Taiga. C) Grasslands. D) Farms. Show Answer Correct Answer: C) Grasslands. 15. An animal that hunts other animals is called a ..... A) Prey. B) Predator. C) Producer. D) Herbivore. Show Answer Correct Answer: B) Predator. 16. A relationship between two organisms in which one organism benefits and the other is not harmed. A) Mutualism. B) Commensalism. C) Parasitism. D) None of above. Show Answer Correct Answer: B) Commensalism. 17. A close relationship between two species that benefits BOTH species: A) Mutualism. B) Parasitism. C) Commensalism. D) None of above. Show Answer Correct Answer: A) Mutualism. 18. Which statement best describes how water cycles in the environment? A) Water only cycles from plants to animals. B) Water only cycles between plants and the soil. C) Water only cycles between animals and the hydrosphere. D) Water cycles between living things and the nonliving parts of Earth. Show Answer Correct Answer: D) Water cycles between living things and the nonliving parts of Earth. 19. What is an underground layer of rock or soil filled with water called? A) Aquifer. B) Spring. C) Well. D) Reservoir. Show Answer Correct Answer: A) Aquifer. 20. What kind of organisms can become invasive? A) Lions, Tigers, Bears. B) Plants, Animals, or Pathogens. C) Animals. D) Plants. Show Answer Correct Answer: B) Plants, Animals, or Pathogens. ← 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