This quiz works best with JavaScript enabled. Home > Science > Earth > Ecology – Quiz 97 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 97 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The study of interactions that take place between organisms and abiotic factors is ..... A) Ecology. B) Limnology. C) Community. D) Charles Darwin. Show Answer Correct Answer: A) Ecology. 2. A group of organisms of the same species that live in the same area is called a(n) A) Community. B) Population. C) Biome. D) Ecosystem. Show Answer Correct Answer: B) Population. 3. Deer ticks harm deer in a symbiotic relationship. This means the deer tick is a A) Commensalist. B) Mutualist. C) Parasite. D) None of above. Show Answer Correct Answer: C) Parasite. 4. What are the plants that grow in open places with good light? A) Shade-loving plants (sciophytes). B) Shade-tolerant plants. C) Light-loving species (heliophytes). D) Xerofitter. E) Dry-loving plants. Show Answer Correct Answer: C) Light-loving species (heliophytes). 5. Which biome covers most of the land mass near the Earth's equator? A) Tundra. B) Desert. C) Grassland. D) Tropical rainforest. Show Answer Correct Answer: D) Tropical rainforest. 6. An organism that makes its own food is a A) Herbivore. B) Consumer. C) Prey. D) Producer. Show Answer Correct Answer: D) Producer. 7. All of Earth's biomes (types of ecosystems) make up the ..... A) Niche. B) Biosphere. C) Population. D) Community. Show Answer Correct Answer: B) Biosphere. 8. Assume that producers in an ecosystem have 1, 000, 000 kilocalories of energy. How much energy is available to primary consumers? A) About 10% (100, 000 kilocalories). B) About 20% (200, 000 kilocalories). Show Answer Correct Answer: A) About 10% (100, 000 kilocalories). 9. What do the arrows show in a food chain picture? A) They always point to the smallest animals. B) They point to the animal that tastes the best. C) They always point to the producers. D) They point in the direction that energy is flowing. Show Answer Correct Answer: D) They point in the direction that energy is flowing. 10. A stick blending in with the environment A) Predator. B) Prey. C) Camo. D) None of above. Show Answer Correct Answer: C) Camo. 11. How much energy is transferred between trophic levels? A) 25%. B) 20%. C) 10%. D) 90%. Show Answer Correct Answer: C) 10%. 12. This biome contains mostly spruce trees and Douglas firs, which are both evergreen. The winters are long and cold and the summers are short and rainy. The soil is very rich. Moose and elk live here. This biome is classified as a A) Taiga. B) Tundra. C) Deciduous forest. D) Temperate forest. Show Answer Correct Answer: A) Taiga. 13. What are three of the most important materials needed by living organisms? A) Carbon, oxygen, nitrogen. B) Water, food, iron. C) Water, carbon, nitrogen,. D) Sulfur, carbon, food,. Show Answer Correct Answer: C) Water, carbon, nitrogen,. 14. A rock is A) Abiotic. B) Biotic. C) Consumer. D) Producer. Show Answer Correct Answer: A) Abiotic. 15. Each level in a food chain or food web is called: A) Trophic level. B) Energy level. C) Matter level. D) Food level. Show Answer Correct Answer: A) Trophic level. 16. What is another name to describe a heterotroph? A) Consumer. B) Producer. Show Answer Correct Answer: A) Consumer. 17. A diagram that shows how food chains are connected A) Producer. B) Limiting Factor. C) Consumer. D) Food Web. Show Answer Correct Answer: D) Food Web. 18. The cutting down or removal of all or most trees in a forested area A) Deforestation. B) Overpopulation. C) Carrying Capacity. D) Biosphere. Show Answer Correct Answer: A) Deforestation. 19. Greatest threat to biological diversity A) Pollution. B) Global Warming. C) Deforestation. D) Farming. Show Answer Correct Answer: C) Deforestation. 20. Why does livestock produce less food per unit area than crop plants A) There is a loss of energy between trophic levels. B) Animals are much bigger than crop plants so require more land. C) Animals move around more than crop plants so require more land. D) Plants require more energy than livestock. Show Answer Correct Answer: A) There is a loss of energy between trophic levels. ← PreviousNext →Related QuizzesScience QuizzesEcology Quiz 1Ecology Quiz 2Ecology Quiz 3Ecology Quiz 4Ecology Quiz 5Ecology Quiz 6Ecology Quiz 7Ecology Quiz 8Ecology Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books