This quiz works best with JavaScript enabled. Home > Science > Ecology – Quiz 37 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 37 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Phytocenosis is: A) Herbivores of the biocenosis. B) Carnivores of the biocenosis. C) Plant communities that make up the biocenosis. D) Organisms that mineralize organic residues. Show Answer Correct Answer: C) Plant communities that make up the biocenosis. 2. Which ecosystem below describes a stable ecosystem? A) An invasive species decreased the amount of biodiversity by half. B) This ecosystem's deer have increased due the loss of a predator population, now the producer population has decreased by ¼. C) This ecosystem suffered a tornado, but due to great biodiversity, it was able to be restored. D) This ecosystem is impacted by overfishing, causing 3 fish species to become extinct. Show Answer Correct Answer: C) This ecosystem suffered a tornado, but due to great biodiversity, it was able to be restored. 3. Many turtles living together is called a ..... A) Ecosystem. B) Population. C) Coomunity. D) Organism. Show Answer Correct Answer: B) Population. 4. In food webs and food chains, the arrow points in the direction of ..... A) Producers. B) The flow of energy. C) Who gets eaten. D) The sun. Show Answer Correct Answer: B) The flow of energy. 5. Which of the following is an example of a first order consumer? A) Herbivore. B) Carnivore. C) Scavenger. D) Predator. Show Answer Correct Answer: A) Herbivore. 6. Combustion is another word for ..... A) Transportation. B) Respiration. C) Fossil Fuels. D) Burning. Show Answer Correct Answer: D) Burning. 7. Boom and bust cycles, where populations will grow and shrink over and over, are usually caused by ..... A) Predator-Prey Relationships. B) Parasite-Host relationships. C) Extinction. D) None of these. Show Answer Correct Answer: A) Predator-Prey Relationships. 8. Haifa, Tel Aviv and Jerusalem are..... A) Cities. B) Continent. C) Village. D) River. Show Answer Correct Answer: A) Cities. 9. The statistical study of populations A) Demography. B) Density. C) Dispersion. D) Growth rate. Show Answer Correct Answer: A) Demography. 10. An organism that consumes consumers (animals) for food is called a ..... A) Omnivore. B) Herbivore. C) Carnivore. D) Detrivorous. Show Answer Correct Answer: C) Carnivore. 11. The living aspects of the environment A) Biotic factor. B) Biomass. Show Answer Correct Answer: A) Biotic factor. 12. Cannot make its own food A) Autotroph. B) Producer. C) Heterotroph. D) Biomass. Show Answer Correct Answer: C) Heterotroph. 13. Producers make their own ..... ? A) Food/Energy. B) Shelter. C) Ecosystem. D) Niche. Show Answer Correct Answer: A) Food/Energy. 14. Select the predator-prey relationship A) Lion/gazelle. B) Flea/dog. C) Rabbit/grass. D) Clown fish/anenome. Show Answer Correct Answer: A) Lion/gazelle. 15. Which statement best describes an ecosystem maintaining a state of approximate equilibrium? A) Nutrients from decayed organisms arerecycled in a forest ecosystem. B) All the frog species in a South American rainforest become extinct. C) A mutation spreads through a species ofbacterium, making them unable to decomposewastes. D) Mice are released into a field ecosystem asfood for a declining predator population. Show Answer Correct Answer: A) Nutrients from decayed organisms arerecycled in a forest ecosystem. 16. What gas is released by producers that consumers take in to survive? A) Oxygen. B) Nitrogen. C) Water vapor. D) Carbon dioxide. Show Answer Correct Answer: A) Oxygen. 17. A living part of an ecosystem is called a A) Biotic factor. B) Abiotic factor. C) Organism. D) None of above. Show Answer Correct Answer: A) Biotic factor. 18. Plants, animals, and bacteria are ..... factors. A) Biotic. B) Abiotic. C) Nonliving. D) None of above. Show Answer Correct Answer: A) Biotic. 19. The temperate forest is a type of terrestrial biome.Which of the following are characteristic of a temperate forest? A) Elk and caribou migrating during the early summer to graze on lichen and grasses. B) Warm weather, plentiful rain, and diverse plant and animal life. C) Cold winters, short summers, and frozen subsoil, even in the summer. D) Warm summers, cold winters, squirrels, and deciduous trees. Show Answer Correct Answer: D) Warm summers, cold winters, squirrels, and deciduous trees. 20. Which level is said to be a group of the same species living in the same area at the same time? A) Species. B) Population. C) Community. D) Ecosystem. Show Answer Correct Answer: B) Population. ← 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