This quiz works best with JavaScript enabled. Home > Science > Ecology – Quiz 91 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 91 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is an example of a decomposer? A) Bacteria. B) Algae. C) Trees. D) Bears. Show Answer Correct Answer: A) Bacteria. 2. Carrying capacity is affected by A) Pioneer species. B) Limiting factors. C) Population growth. D) Temperature. Show Answer Correct Answer: B) Limiting factors. 3. Which is a natural cause of ecosystem change? A) Farming. B) Building fences. C) Pollution. D) Hurricane. Show Answer Correct Answer: D) Hurricane. 4. Which of the following contributes to the stability of an ecosystem? A) Sustainable management of woodlands. B) The practice of monoculture. C) A decrease of biodiversity. D) The release of exotic species into an area. Show Answer Correct Answer: A) Sustainable management of woodlands. 5. Secondary succession ..... A) Starts out with soil and is faster than primary. B) Starts out with soil and is slower than primary. C) Does not start out with soil and is faster than primary. D) Does not start out with soil and is slower than primary. Show Answer Correct Answer: A) Starts out with soil and is faster than primary. 6. Which organism breaks down organic substances to return the nutrients back to the environment? A) Consumer. B) Detritivore. C) Decoposer. D) Producer. Show Answer Correct Answer: B) Detritivore. 7. What is the correct example of a producer? A) Grass. B) Sun. C) Deer. D) Fungus. Show Answer Correct Answer: A) Grass. 8. Which land biomes are the WETTEST? A) 1. Arctic Tundra 2. Alpine Tundra 3. Taiga/Coniferous Forest. B) 1. Desert 2. Savana 3. Prairie/Temperate Grassland. C) 1. Tropical Rainforest 2. Temperate Deciduous Forest. D) None of above. Show Answer Correct Answer: C) 1. Tropical Rainforest 2. Temperate Deciduous Forest. 9. We produce too much household (odpady). A) Fuels. B) Packaging. C) Waste. D) Spills. Show Answer Correct Answer: C) Waste. 10. If we aren't more ecological, soon people may face global (brak wody). A) Shortage water. B) Water shortage. C) Water of shortage. D) Shortage with water. Show Answer Correct Answer: B) Water shortage. 11. What is it called when two organisms live together in close association? A) Predation. B) Symbiosis. C) Niche. D) Competition. Show Answer Correct Answer: B) Symbiosis. 12. Nonliving factors of an environment? A) Biotic. B) Bacteria. C) Abiotic. D) Plankton. Show Answer Correct Answer: C) Abiotic. 13. What is a producer? A) Animal that makes its own food. B) Animal that is eaten by other animal. C) Living organism that makes its own food. D) None of above. Show Answer Correct Answer: C) Living organism that makes its own food. 14. The general name for organisms like animals and fungi that get their energy from eating other organisms. A) Producers. B) Consumers. C) More destructive. D) Carnivores. Show Answer Correct Answer: B) Consumers. 15. Parasitic coexistence What is the coexistence of two living things? A) Both are beneficial. B) They both lose their benefits. C) One side benefits One side loses benefit. D) One side benefits The other party is not without benefit. Show Answer Correct Answer: C) One side benefits One side loses benefit. 16. An organism that obtains energy by eating both plants and animals A) Carnivore. B) Herbivore. C) Omnivore. D) Plant. Show Answer Correct Answer: C) Omnivore. 17. Which is the trophic level of the second consumer? A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: C) 3. 18. Department of ecology that studies a specific type of organism-an animal, plant or microorganism, and its interaction with the environment. A) Autecology. B) Bioecology. C) Synecology. D) Biochemistry. Show Answer Correct Answer: A) Autecology. 19. Non-Living things in an ecosystem are called ..... A) Abiotic. B) Biotic. C) Herbivore. D) Omnivore. Show Answer Correct Answer: A) Abiotic. 20. All of the population in one habitat make up a ..... A) Species. B) Population. C) Community. D) Biome. Show Answer Correct Answer: C) Community. ← 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