This quiz works best with JavaScript enabled. Home > Ecology Environment > Ecology And Environment – Quiz 21 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology And Environment Quiz 21 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Choose the correct order of organization from smallest to largest A) Species$\rightarrow$ Population$\rightarrow$ Community$\rightarrow$ Ecosystem$\rightarrow$Biosphere. B) Community$\rightarrow$ Species$\rightarrow$ Population$\rightarrow$ Biosphere $\rightarrow$ Ecosystem. C) Ecosystem$\rightarrow$ Community$\rightarrow$ Species$\rightarrow$ Population$\rightarrow$ Biosphere. D) Population$\rightarrow$Species$\rightarrow$ Community$\rightarrow$ Ecosystem$\rightarrow$Biosphere. Show Answer Correct Answer: A) Species$\rightarrow$ Population$\rightarrow$ Community$\rightarrow$ Ecosystem$\rightarrow$Biosphere. 2. Continued depletion of the ozone layer will most likely result in A) Anincrease in skin cancer among humans. B) A decreasein atmospheric pollutants. C) Anincrease in marine ecosystem stability. D) Adecrease in climatic changes. Show Answer Correct Answer: A) Anincrease in skin cancer among humans. 3. If two similar species who usually live in different areas and eat the same types of prey suddenly live in the same ecosystem, what will most likely happen? A) One species would act as a predator for the other. B) Both species would compete for food resources. C) They would form a mutualistic relationship. D) None of above. Show Answer Correct Answer: B) Both species would compete for food resources. 4. Process by which plants make their own food A) Respiration. B) Competition. C) Photosynthesis. D) Producer. Show Answer Correct Answer: C) Photosynthesis. 5. Mark the letter A, B, C or D on your answer sheet to indicate the word or phrase that is OPPOSITE in meaning to the underlined part in each of the following questions. It seems impossible to completely ban people from cutting down forests for wood and farming. A) Permit. B) Discourage. C) Promote. D) Prohibit. Show Answer Correct Answer: A) Permit. 6. Who causes the most damage to coral reefs? A) Whales. B) Fish. C) Boats. D) Humans. Show Answer Correct Answer: D) Humans. 7. Consumes wastes and dead organisms. A) Consumer. B) Decomposer. C) Producer. D) Limiting factor. Show Answer Correct Answer: B) Decomposer. 8. The environment contains: A) Living things (biotic) only. B) Nonliving things (abiotic) only. C) Both living and nonliving things. D) Only artificial things. Show Answer Correct Answer: C) Both living and nonliving things. 9. Place where an organism lives and that provides the types of food, shelter, moisture, and temperature needed for survival. A) Habitat. B) Prey. C) Symbiosis. D) Niche. Show Answer Correct Answer: A) Habitat. 10. Mandates the restoration and maintenance of the chemical, physical, and biological integrity of the nation's waters A) Safe Drinking Water Act. B) Clean Water Act. C) Clean Air Act. D) Resource Conservation Recovery Act. Show Answer Correct Answer: B) Clean Water Act. 11. Sunlight, wind and water are ..... resources A) Renewable. B) Nonrenewable. C) Semirenewable. D) Unrenewable. Show Answer Correct Answer: A) Renewable. 12. Which term refers to the study of organisms and their interactions within the environment? A) Biosphere. B) Niche. C) Ecology. D) Habitat. Show Answer Correct Answer: C) Ecology. 13. Organism that cannot make its own food and gets nutrients and energy requirements by feeding on other organisms; also called a Consumer. A) Autotroph. B) Heterotroph. C) Detritvore. D) Herbivore. Show Answer Correct Answer: B) Heterotroph. 14. What is missing from this food chain? Grass > Grasshopper > Bird > Snake A) Producer. B) Primary Consumer. C) Secondary Consumer. D) Decomposer. Show Answer Correct Answer: D) Decomposer. 15. All of the following are abiotic factors except: A) Plants. B) Temperature. C) Rocks. D) Wind. Show Answer Correct Answer: A) Plants. 16. Biology A) The study of Bacteria. B) The study of cells. C) The science that studies all living things. D) The study of endocrine glands. Show Answer Correct Answer: C) The science that studies all living things. 17. A forest full of many kinds of trees and grasses is an example of a A) Group. B) Organism. C) Population. D) Community. Show Answer Correct Answer: D) Community. 18. After a volcanic eruption, mosses and lichens colonize the cooled lava flows. This is ..... A) Primary succession. B) Secondary succession. C) Climax comunity. D) Trophic levels. Show Answer Correct Answer: A) Primary succession. 19. The living part of an ecosystem A) Biotic. B) Abiotic. C) Mother Earth. D) Flowers. Show Answer Correct Answer: A) Biotic. 20. We will reduce air pollution and helped the environment if we use public transportation . A B C D A) Will reduce. B) Pollution. C) Helped. D) Public transportation. Show Answer Correct Answer: C) Helped. ← PreviousNext →Related QuizzesEcology And Environment Quiz 1Ecology And Environment Quiz 2Ecology And Environment Quiz 3Ecology And Environment Quiz 4Ecology And Environment Quiz 5Ecology And Environment Quiz 6Ecology And Environment Quiz 7Ecology And Environment Quiz 8Ecology And Environment Quiz 9Ecology And Environment Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books