This quiz works best with JavaScript enabled. Home > Science > Earth > Ecology – Quiz 194 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 194 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Why does biodiversity increase during the course of succession? A) Biodiversity refers to the difference in ages of organisms, so some organisms arrive earlier than others. B) Over time, the same trees begin to reproduce and take over an area. C) Many populations of organisms gradually begin to occupy the same area to create a climax community. D) Many organisms move in to the area for a short amount of time, then leave to find a better habitat. Show Answer Correct Answer: C) Many populations of organisms gradually begin to occupy the same area to create a climax community. 2. At carrying capacity, a population ..... A) Increases rapidly. B) Increases slowly. C) Decreases slowly. D) Remains stable (at equilibrium). Show Answer Correct Answer: D) Remains stable (at equilibrium). 3. If a population of a gazelle were to decrease, the population of cheetahs will ..... A) Decrease. B) Increase. C) Stay the same. D) Cheetahs don't eat gazelle. Show Answer Correct Answer: A) Decrease. 4. Cold, dry, treeless region sometimes called a cold desert ..... has permafrost. A) Tundra. B) Taiga. C) Desert. D) Forest. Show Answer Correct Answer: A) Tundra. 5. Food chains show the transfer of ..... in an ecosystem A) Energy. B) Sun. C) Heat. D) Organisms. Show Answer Correct Answer: A) Energy. 6. Non-living things in an ecosystem A) Community. B) Abiotic. C) Food web. D) Biotic. Show Answer Correct Answer: B) Abiotic. 7. Why are there limited numbers of higher predators in an area? A) Limited amount of prey. B) Limited amount of energy. C) Limited amount of niche. D) Limited amount of space. Show Answer Correct Answer: B) Limited amount of energy. 8. Role and position a species has in its environment; how it meets its needs for food and shelter, how it survives, and how it reproduces. A) Trophic Level. B) Niche. C) Abiotic. D) Heterotroph. Show Answer Correct Answer: B) Niche. 9. This is the study of the interactions among organisms and their environments. A) Biology. B) Ecology. C) Symbiosis. D) Food Chain. Show Answer Correct Answer: B) Ecology. 10. Organisms that produce energy during photosynthesis are A) Heterotrophs. B) Autotrophs. C) Consumers. D) Carnivores. Show Answer Correct Answer: B) Autotrophs. 11. All living things and nonliving things in an area A) Ecosystem. B) Population. C) Biosphere. D) None of above. Show Answer Correct Answer: A) Ecosystem. 12. What factor describes when populations decrease because animals are moving out of a population? A) Emigration. B) Limiting Factors. C) Immigration. D) Exponential Growth. Show Answer Correct Answer: A) Emigration. 13. Relationship that exists between organisms of two different species that live together in direct contact A) Symbiosis. B) Competition. Show Answer Correct Answer: A) Symbiosis. 14. A bee is a small ..... A) Honey. B) Cow. C) Bird. D) Insect. Show Answer Correct Answer: D) Insect. 15. The pH of a lake in Florida decreased from 7.0 to 5.0 due to an increase in acid rain. How would this change the biodiversity of the lake? A) Increase in fish populations. B) Increase in plankton populations. C) Decrease in water temperatures. D) Decrease in fish populations. Show Answer Correct Answer: D) Decrease in fish populations. 16. Adaptations that involve internal body systems A) Structural. B) Behavioral. C) Functional. D) None of above. Show Answer Correct Answer: C) Functional. 17. With the help of the Sun, through the process of photosynthesis, carbon dioxide is pulled from the air to make plant ..... A) Leaves. B) Food. C) Roots. D) Nutrients. Show Answer Correct Answer: B) Food. 18. Several food chains linked together A) Food Web. B) Predator Web. C) Prey Web. D) None of above. Show Answer Correct Answer: A) Food Web. 19. What is the teacher's name? A) Teacher Supavadee. B) Teacher Sukanya. C) Teacher Suwimon. D) Teacher Suchanan. Show Answer Correct Answer: B) Teacher Sukanya. 20. Which of the following human activities could cause a negative impact on nearby ecosystems? A) Growing a Garden Using Natural Fertilizer. B) Collecting and Using Rain Water for Everyday Activities. C) Capturing Solar Energy by Building Panels on Existing Structures. D) Washing your Car and Runoff Entering a Nearby Stream. Show Answer Correct Answer: D) Washing your Car and Runoff Entering a Nearby Stream. ← 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