This quiz works best with JavaScript enabled. Home > Science > Earth > Ecology – Quiz 144 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Quiz 144 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is NOT an example of biotic interacting with abiotic? A) Giraffe eats leaves off a tree. B) Penguins slide across ice to travel. C) Lion use a cliff to search for prey. D) Zebra drinks water from a pond. Show Answer Correct Answer: A) Giraffe eats leaves off a tree. 2. An increase in the atmospheric levels of carbon dioxide (CO2) is the biggest contributor to which of the following? A) The boy. B) Global warming. C) Wind storms. D) Ozone depletion. Show Answer Correct Answer: B) Global warming. 3. Competition among Lynx may increase if there is an increase in the: A) Amount of food available. B) Amount of oxygen available. C) Size of their population. D) Size of the area they live in. Show Answer Correct Answer: C) Size of their population. 4. Which type of interaction is defined by both species benefiting from the relationship? A) Commensalism. B) Mutualism. C) Parasitism. D) None of above. Show Answer Correct Answer: B) Mutualism. 5. Increased carbon dioxide may cause global warming by A) Allowing more sunlight into the atmosphere. B) Reflecting more sunlight from clouds. C) Reducing the amount of oxygen in the air. D) Trapping more heat in the atmosphere. Show Answer Correct Answer: D) Trapping more heat in the atmosphere. 6. A food web communicated the transfer of ..... among organisms in an environment. A) Food. B) Life. C) Water. D) Energy. Show Answer Correct Answer: D) Energy. 7. Which day did this population reach its carrying capacity? A) Day 8. B) Day 15. C) Day 24. D) Day 35. Show Answer Correct Answer: C) Day 24. 8. Largest number of individual species that an ecosystem and its resources can handle. A) Biome. B) Tundra. C) Carrying capacity. D) Taiga. Show Answer Correct Answer: C) Carrying capacity. 9. In a complex ecosystem, it is likely that two different species will occupy the same niche. A) True. B) False. Show Answer Correct Answer: B) False. 10. Eutrophication is A) Too few nutrients in a body of water. B) Too many nutrients in a body of water. C) High acid levels in a body of water. D) High alkalinity levels in a body of water. Show Answer Correct Answer: B) Too many nutrients in a body of water. 11. This occurs in the higher latitudes such as northern America or Russia. It has very cold winters and cool summers with moderate to low precipitation, mostly evergreen trees and a variety of animals in the summer. Which biome is this? A) Grasslands. B) Taiga. C) Tundra. D) Desert. Show Answer Correct Answer: B) Taiga. 12. ..... consists of forests, deserts and tundra. Grasslands are characterized as lands dominated by grasses rather than large shrubs or trees and include the savanna and temprate grasslands. Forests are dominated by trees and other woody vegetation and are classified based on their latitude A) Terrestrial biome. B) Biome. Show Answer Correct Answer: A) Terrestrial biome. 13. Lions, tigers, and elephants are ..... animals. A) Farm. B) Bad. C) Tame. D) Wild. Show Answer Correct Answer: D) Wild. 14. The arrow heads in a food chain or web represents what? A) They show how sunlight flows within an ecosystem. B) They show what direction the energy is flowing between organisms. C) They point to the organism that is being eaten. D) They represent how water is transferred within a habitat. Show Answer Correct Answer: B) They show what direction the energy is flowing between organisms. 15. Which process is part of the carbon-oxygen exchange (carbon cycle)? A) Precipitation. B) Photosynthesis. C) Condensation. D) Food chain. Show Answer Correct Answer: B) Photosynthesis. 16. Which biome features permanently frozen soil called permafrost? A) Coniferous Forest. B) Deciduous Forest. C) Desert. D) Tundra. Show Answer Correct Answer: D) Tundra. 17. This is anything that can limit the size of a population. A) Predator. B) Trophic levels. C) Carrying capacity. D) Limiting factors. Show Answer Correct Answer: D) Limiting factors. 18. The pattern of overlapping feeding relationships or food chains among the various organisms in an ecosystem is called A) Food chain. B) Food web. C) Energy pyramid. D) Carbon cycle. Show Answer Correct Answer: B) Food web. 19. Consumes both plants and animals A) Omnivore. B) Scavenger. Show Answer Correct Answer: A) Omnivore. 20. Warthog and Mongoose:The mongoose eats the ticks off the warthog and the warthog becomes clean of ticks. This is an example of A) Mutualism. B) Commensalism. C) Parasitism. D) Predation. Show Answer Correct Answer: A) Mutualism. ← 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