This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 1 The Living World – Quiz 75 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 1 The Living World Quiz 75 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following domains has a 80S ribosome? A) Archaea. B) Bacteria. C) Eukarya. D) None of the above. Show Answer Correct Answer: C) Eukarya. 2. 97% of the Earth's water is located in ..... A) Ground water. B) The ocean. C) Lakes, rivers, and streams. D) Glaciers. Show Answer Correct Answer: B) The ocean. 3. Which of the following is NOT an important factor for aquatic biomes? A) Salinity. B) Flow. C) Temperature. D) Precipitation. Show Answer Correct Answer: D) Precipitation. 4. What is the significance of the cell theory? A) The cell theory is significant as it defines the cell as the basic unit of life and states that all living organisms are made of cells. B) The cell theory states that cells can arise from non-living matter. C) The cell theory emphasizes that all cells are identical in structure and function. D) The cell theory claims that cells are only found in multicellular organisms. Show Answer Correct Answer: A) The cell theory is significant as it defines the cell as the basic unit of life and states that all living organisms are made of cells. 5. What are the components necessary for plants to produce food? A) Oxygen, carbon dioxide, and sunlight. B) Water, oxygen, and sunlight. C) Water, oxygen, and carbon dioxide. D) Water, carbon dioxide, and sunlight. Show Answer Correct Answer: D) Water, carbon dioxide, and sunlight. 6. Which of the following pairs would be considered a regulating service of biodiversity? A) Food and fresh water. B) Pollination and biological control. C) Tourism and the arts. D) Habitats and genetic diversity. Show Answer Correct Answer: B) Pollination and biological control. 7. Which animal is an omnivore? A) Bear. B) Horse. C) Shark. D) Lion. Show Answer Correct Answer: A) Bear. 8. An ecological footprint considers A) Per capita resource use of a nation. B) How much an individual consumes in terms of land area. C) Average yearly consumption of resources. D) Resources that an entire nation consumes in and average year. E) The ratio of resources consumed in developed nations to less developed nations. Show Answer Correct Answer: B) How much an individual consumes in terms of land area. 9. Natural disasters such as flooding and tornadoes are linked to ..... A) Primary. B) Secondary. C) Old field. D) Ecosystem. Show Answer Correct Answer: B) Secondary. 10. What is the significance of biodiversity? A) Biodiversity is essential for ecosystem resilience and provides services like pollination, nutrient cycling, and climate regulation. B) Biodiversity is primarily important for aesthetic purposes and tourism. C) Biodiversity has no significant impact on ecosystem health or human well-being. D) Biodiversity is only relevant in tropical regions and has little effect elsewhere. Show Answer Correct Answer: A) Biodiversity is essential for ecosystem resilience and provides services like pollination, nutrient cycling, and climate regulation. 11. What prediction is correct about island biogeography? A) Smaller islands have more resources, and will have more biodiversity. B) Larger islands have more space for resources, but will have less biodiversity due to competition. C) Islands closer to mainland will be more diverse due to more successful dispersal. D) There is more diversity far away from the mainland because some species fly. Show Answer Correct Answer: C) Islands closer to mainland will be more diverse due to more successful dispersal. 12. Define evolution A) A type of classification based on the cell structure. B) Prokaryotic or eukaryotic nature of cells. C) A way in which living things change and develop over millions of years. D) None of the above. Show Answer Correct Answer: C) A way in which living things change and develop over millions of years. 13. The label of herbarium sheet does not carry informatin on A) Date of collection. B) Name of collector. C) Local names. D) Height of the plant. Show Answer Correct Answer: D) Height of the plant. 14. What aquatic biome is characterized by flowing fresh water? A) Lakes/Ponds. B) Mangroves Swamps. C) Rivers/Streams. D) Coral Reefs. Show Answer Correct Answer: C) Rivers/Streams. 15. Which is a producer? A) Deer. B) Tall grass. C) Lion. D) Worm. Show Answer Correct Answer: B) Tall grass. 16. Tanvi bought ten food items the supermarket, which are wheat, bananas, mushrooms, onions, Porphyra (Laver), Kelps, pine seeds, Sphagnum moss, lady's fingers and potatoes. Based on hierarchical classification, how many different phyla/divisions do these items belong to? A) 3. B) 4. C) 5. D) 6. Show Answer Correct Answer: C) 5. 17. Photosynthesis is important because ..... A) It makes carbon dioxide. B) It makes food for the food webs. C) It makes water. D) It's not important. Show Answer Correct Answer: B) It makes food for the food webs. 18. Dicot plants generally have: A) One cotyledon and fibrous roots. B) Two cotyledons and taproots. C) One cotyledon and taproots. D) Two cotyledons and fibrous roots. Show Answer Correct Answer: B) Two cotyledons and taproots. 19. A population contains A) Only one species. B) Multiple species. C) Living and non-living components. D) All the similar biomes across the world. Show Answer Correct Answer: A) Only one species. 20. Which of the following is meant living A) Growth. B) Reproduction. C) Ability to sense. D) All the above. Show Answer Correct Answer: D) All the above. 21. The purpose of selective breeding is to A) Get bigger animals. B) Get smaller animals. C) Create animals with desirable traits. D) Create animals with bad traits. Show Answer Correct Answer: C) Create animals with desirable traits. 22. What do animals use for movement? A) Wings and fins. B) Leaves and stems. C) Flowers and fruits. D) Roots and soil. Show Answer Correct Answer: A) Wings and fins. 23. Decomposers that breaks down dead plants & animals and releases nitrogen back into atmosphere A) Bacteria. B) Plants. C) Animals. D) Producers. Show Answer Correct Answer: A) Bacteria. 24. Which of the following describes the importance of biodiversity to an ecosystem? A) People like to be able to see all the different plants and animals. B) If there aren t all the different species, there will be resources that aren t being used. C) Biodiversity is not as important as many people think. D) Biodiversity can help minimize the effects of losing a species. Show Answer Correct Answer: D) Biodiversity can help minimize the effects of losing a species. 25. Which species is commonly found in the AWNR reserve? A) Caribou. B) Alligators. C) Kangaroos. D) Penguins. Show Answer Correct Answer: A) Caribou. ← PreviousNext →Related QuizzesClass 11 Biology Chapter 1 The Living World Quiz 1Class 11 Biology Chapter 1 The Living World Quiz 2Class 11 Biology Chapter 1 The Living World Quiz 3Class 11 Biology Chapter 1 The Living World Quiz 4Class 11 Biology Chapter 1 The Living World Quiz 5Class 11 Biology Chapter 1 The Living World Quiz 6Class 11 Biology Chapter 1 The Living World Quiz 7Class 11 Biology Chapter 1 The Living World Quiz 8Class 11 Biology Chapter 1 The Living World Quiz 9Class 11 Biology Chapter 1 The Living World Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books