This quiz works best with JavaScript enabled. Home > Science > Earth > Ecology – Quiz 30 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 30 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. How do producers obtain energy? A) They conduct photosynthesis. B) They consume plants. C) They consume primary consumers. D) They consume secondary consumers. Show Answer Correct Answer: A) They conduct photosynthesis. 2. What is it called when a population growth levels off when the environment has reached the maximum number of organisms that can be supported in a given environment? A) Logistic Growth. B) Exponential growth. C) Carrying Capacity, k. D) Limiting factors. Show Answer Correct Answer: C) Carrying Capacity, k. 3. Many living and non-living things living together is called an ..... A) Ecosystem. B) Organism. C) Community. D) Population. Show Answer Correct Answer: A) Ecosystem. 4. This may cause a population to increase A) Increase of food supply. B) Removal of predators. C) Removal of disease. D) All of these. Show Answer Correct Answer: D) All of these. 5. Abiotic Factors are also known as: A) Nonliving things. B) Living things. C) None of these answers. D) None of above. Show Answer Correct Answer: A) Nonliving things. 6. A raccoon is a ..... A) Specialist. B) Herbivore. C) Carnivore. D) Generalist. Show Answer Correct Answer: D) Generalist. 7. An underground layer of rock that stores water A) Aquifer. B) Carbon cycle. Show Answer Correct Answer: A) Aquifer. 8. Which type of organisms always start off a food chain? A) Consumers. B) Decomposers. C) Producers. D) Scavengers. Show Answer Correct Answer: C) Producers. 9. The process that takes carbon out of the atmosphere. A) Combustion. B) Decomposition. C) Photosynthesis. D) Respiration. Show Answer Correct Answer: C) Photosynthesis. 10. It refers to a group of individuals of the same species occupying a common geographical area. A) Organisms. B) Community. C) Population. D) Ecosystem. Show Answer Correct Answer: C) Population. 11. Which of these human actions impacts multiple nutrient cycles? A) Deforestation. B) Driving gasoline cars. C) Using fertilizers. D) Burning coal. Show Answer Correct Answer: A) Deforestation. 12. Find the correct description of shade-loving plants (sciophytes). A) Cannot tolerate strong light, always grows in the shade, in the shade of the forest. B) Loves light. C) Grows only in open ground under conditions of high light. D) Plants that are partially submerged in water. E) Plants growing in saline soil. Show Answer Correct Answer: A) Cannot tolerate strong light, always grows in the shade, in the shade of the forest. 13. Biodiversity is usually greater A) In drier climates. B) In colder climates. C) At the poles. D) Where it is humid. Show Answer Correct Answer: D) Where it is humid. 14. This is a behavior an animal is born with A) Migration. B) Instinct. C) Physical adaptation. D) Camouflage. Show Answer Correct Answer: B) Instinct. 15. Many years ago, during the Ice Age, sheets of ice moved over much of the land. It was dark and much colder than ever before. Ice and snow caused habitat destruction over large areas of land. The animals that lost their habitats MOST LIKELY A) Moved to warmer places. B) Quickly changed to live in cold and ice. C) Stayed buried and lived again when the ice melted. D) Died out because they were not adapted to such cold. Show Answer Correct Answer: D) Died out because they were not adapted to such cold. 16. All of the following are examples of environmental changes that can be caused by humans except- A) Clearing land for housing developments. B) Pesticides. C) Volcanic eruption. D) Pollution. Show Answer Correct Answer: C) Volcanic eruption. 17. What's another name for producer? A) Autotroph. B) Cellular Respiration. C) Photosynthesis. D) Heterotroph. Show Answer Correct Answer: A) Autotroph. 18. Decomposers are important in the food web because they A) Produce their own food using light from the sun. B) Stop the flow of energy from one organism to another. C) Break down dead organisms and recycle nutrients into the soil. D) Are microscopic and other organisms eat them. Show Answer Correct Answer: C) Break down dead organisms and recycle nutrients into the soil. 19. Species which has been brought to a new place or country by humans. A) Non-native species. B) Invasive Species. C) Biodiversity. D) Epicotyl. Show Answer Correct Answer: A) Non-native species. 20. In a ....., trees lose their leaves. A) Tropical rainforest. B) Deciduous forest. Show Answer Correct Answer: B) Deciduous forest. ← 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