This quiz works best with JavaScript enabled. Home > Science > Ecology – Quiz 185 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 185 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. In many desert ecosystems, days are hot and nights are cold. Water is scarce, so animals seek water wherever possible. The spines of a cactus are actually leaves adapted to conserve water. The cactus plants have also adapted to live in thin, sandy soil. Which of the following is a biotic component of a desert ecosystem? A) The thin, sandy soil. B) The wide temperature range. C) The scarcity of water. D) The spiny cactus leaves. Show Answer Correct Answer: D) The spiny cactus leaves. 2. A biome is more complicated than an ecosystem because it considers the ..... A) Animals. B) Plants. C) Climate. D) Fungi. Show Answer Correct Answer: C) Climate. 3. A consumer captured and eaten by another consumer A) Prey. B) Predator. C) Decomposers. D) Herbivores. Show Answer Correct Answer: A) Prey. 4. Multiple food chains can be combined to make a ..... A) Energy pyramid. B) Food web. C) Food chain. D) Energy circle. Show Answer Correct Answer: B) Food web. 5. What is the difference between the community level and the ecosystem level? A) Community contains abiotic factors. B) Ecosystems do not contain biotic factors. C) Ecosystems contain abiotic factors and communities do not. D) Communities contain animals. Show Answer Correct Answer: C) Ecosystems contain abiotic factors and communities do not. 6. What do ecosystems have that the other three levels of organization do not have? A) Living things. B) Biotic factors. C) Abiotic factors. D) Organisms. Show Answer Correct Answer: C) Abiotic factors. 7. Which of the following terrestrial biomes receives the largest amount of rainfall per year? A) Desert. B) Prarie. C) Savanna. D) Deciduous forest. Show Answer Correct Answer: D) Deciduous forest. 8. Examples of cultural elements of the environment are: A) Language, arts, religion. B) Language, animal behavior, music. C) Animal behavior, human behavior, insect behavior. D) Human societies and insect societies. Show Answer Correct Answer: A) Language, arts, religion. 9. Sublimation occurs when water changes to water vapor. A) True. B) False. Show Answer Correct Answer: B) False. 10. Herbivores eat: A) Plants. B) Animals. C) Both plants and animals. D) Dead organisms. Show Answer Correct Answer: A) Plants. 11. A(n) ..... is a model that shows the amount of energy avail-able in each link of a food chain. A) Biographer. B) Diorama. C) Energy pyramid. D) Food web. Show Answer Correct Answer: C) Energy pyramid. 12. Which of the following removes carbon from the atmosphere? A) Combustion. B) Respiration. C) Photosynthesis. D) Death. Show Answer Correct Answer: C) Photosynthesis. 13. Which of the following is NOT a form of precipitation? A) Snow. B) Sleet. C) Rain. D) Fog. Show Answer Correct Answer: D) Fog. 14. Which of the following is NOT a limiting factor that might affect a population of chimpanzees? A) Amount of food. B) Amount of water. C) Amount of living space. D) Type of rocks. Show Answer Correct Answer: D) Type of rocks. 15. Under which condition would a population most likely increase? A) The carrying capacity exceeds the habitat area. B) The number of deaths exceeds the immigration rate. C) The number of deaths exceeds the number of births. D) The amount of available resources exceeds the carrying capacity. Show Answer Correct Answer: D) The amount of available resources exceeds the carrying capacity. 16. World Earth summit 2012 held in? A) Rio de Janeiro. B) Brazil. C) France. D) New Delhi. Show Answer Correct Answer: A) Rio de Janeiro. 17. Parts of the seed that become the first leaves A) Epicotyl. B) Cotyledon. C) Hypocotyl. D) Radicle. Show Answer Correct Answer: A) Epicotyl. 18. Difference between parasite and host A) Parasite is helped and the host is the organism it is on or in and being harmed. B) Host is helped and the parasite is the organism it is on or in and being harmed. C) Parasite is the one being harmed and the host is the organism it is on or in helping. D) Host is the one in the way of the organism and the parasite is the organism it is on or in and being harmed. Show Answer Correct Answer: A) Parasite is helped and the host is the organism it is on or in and being harmed. 19. Concerning the balance of pollutants in the biosphere A) Scientists have proved that the natural system of the earth is overwhelmed by pollution. B) The long term balance of the biosphere under current conditions is uncertain. C) The long term balance of the biosphere under current conditions is uncertain. D) None of above. Show Answer Correct Answer: B) The long term balance of the biosphere under current conditions is uncertain. 20. Carnivores eat this A) Meat. B) Plants. C) Meat and plants. D) None of above. Show Answer Correct Answer: A) Meat. ← 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