This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 1 The Living World – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 1 The Living World Quiz 3 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. With respect to the fungal sexual cycle, choose the correct sequence of events A) Karyogamy, plasmogamy, and meiosis. B) Meiosis, plasmogamy, karyogamy. C) Plasmogamy, karyogamy, meiosis. D) Meiosis, karyogamy, plasmogamy. Show Answer Correct Answer: C) Plasmogamy, karyogamy, meiosis. 2. Which scientist is known for documenting India's plant biodiversity? A) Janaki Ammal. B) Maniram chacha. C) Salim Ali. D) Dr. Raghu. Show Answer Correct Answer: A) Janaki Ammal. 3. Scientists have detected a dramatic decrease in usable nitrogen levels in the soil of a local ecosystem. Which of the following is a likely theory to explain this problem? A) A decrease in bacterial colonies within the soil. B) An increase in fertilizer usage at local farms. C) A decrease in the amount of lightning strikes. D) An increase in the biomass forming plants. Show Answer Correct Answer: A) A decrease in bacterial colonies within the soil. 4. Pioneer species like moss and lichen are most likely to show up after A) Primary succession. B) Secondary succession. C) All the above. D) None of the above. Show Answer Correct Answer: A) Primary succession. 5. Building proteins and DNA is the reason organisms need what substance? A) Water. B) Carbon. C) Nitrogen. D) Calcium. Show Answer Correct Answer: C) Nitrogen. 6. Fill in the blank: ..... is the complete disappearance of a species from earth. It happens when a species cannot adapt and successfully reproduce under new environmental conditions or when species evolve into one or new species. A) Background extinction. B) Speciation. C) Migration. D) Adaptation. Show Answer Correct Answer: A) Background extinction. 7. Creepers: A) Climb. B) Spread. C) Grow upright. D) None of the above. Show Answer Correct Answer: B) Spread. 8. Controlled breeding that is done by humans in an enclosed area (like a zoo), for rare/endangered species A) Biodiversity hotspot. B) Succession. C) Exponential growth. D) Captive breeding. Show Answer Correct Answer: D) Captive breeding. 9. THE LARGEST BOTANICAL GARDEN LOCATED IN A) HOWRAH. B) PUNE. C) MOSCOW. D) KEW. Show Answer Correct Answer: D) KEW. 10. The process that has been used for centruries to create purebred animals such as black labs is called A) Recombinant DNA. B) Cloning. C) Selective breeding. D) None of the above. Show Answer Correct Answer: C) Selective breeding. 11. Which of the following is not an example of a behavioural adaptation A) A bird singing a song to attract a mate. B) Fish gills for breathing. C) Humans building igloos. D) Salmon migrating upriver to bread. Show Answer Correct Answer: B) Fish gills for breathing. 12. Which type of plant has a stem that is usually short and has multiple branches arising from the base? A) Tree. B) Shrub. C) Herb. D) Creeper. Show Answer Correct Answer: B) Shrub. 13. The total weight of all the biotic elements in an ecosystem A) Biomass. B) Bioaccumulation. C) Population. D) Exponential growth. Show Answer Correct Answer: A) Biomass. 14. What role do bacteria play in the Nitrogen Cycle? A) Nitrogen fixation. B) Nitrification. C) Denitrification. D) None of the above. Show Answer Correct Answer: A) Nitrogen fixation. 15. Two taxonomic species are distinguished from each other by A) Their failure to interbreed. B) Their ability to exchange gene freely. C) Their similarity in morphological characters. D) Discontinuity in a set of correlated characters. Show Answer Correct Answer: A) Their failure to interbreed. 16. An organisms population growth is shaped by its reproductive pattern. Which combination of traits characterizes a rapid life history pattern (r-species)? A) Short life span, produces many offspring, small body size. B) Short life span, live in more stable environments, small body size. C) Long life span, produces many offspring, grows into adults slowly. D) Long life span, large body size, grows into adults slowly. Show Answer Correct Answer: A) Short life span, produces many offspring, small body size. 17. Illegally hunting or catching (game or fish) on land that is not one's own or in contravention of official protection is called which of the following? A) Poaching. B) Photosynthesis. C) Migration. D) Erosion. Show Answer Correct Answer: A) Poaching. 18. A complex hierarchy of plants and animals relying on each other for food A) Nutrient Cycling. B) Food Chain. C) Food Cycle. D) Food Web. Show Answer Correct Answer: D) Food Web. 19. The Amazon Basin of South America is the world's largest rainforest. Forest cover is rapidly decreasing due to logging and conversion of forest to agricultural lands. The loss of forests would most likely A) Increase the amount of water vapor in the air due to increased transpiration. B) Decrease regional flooding. C) Decrease the amount of atmospheric nitrogen. D) Increase the amount of atmospheric carbon dioxide. Show Answer Correct Answer: D) Increase the amount of atmospheric carbon dioxide. 20. ..... states that energy quality always decreases. A) 1st law of thermodynamics. B) 2nd law of thermodynamics. C) All the above. D) None of the above. Show Answer Correct Answer: B) 2nd law of thermodynamics. 21. Monocots show: A) Parallel venation. B) Reticulate venation. C) Both. D) None of the above. Show Answer Correct Answer: A) Parallel venation. 22. Which feature helps ducks swim? A) Webbed feet. B) Wings. C) Tail. D) None of the above. Show Answer Correct Answer: A) Webbed feet. 23. Define the term:Control Group. A) A control group is the group in an experiment that does not receive the experimental treatment and is used for comparison. B) A control group is the group that always receives the experimental treatment. C) A control group is the group that collects data from other experiments. D) A control group is the group that designs the experiment. Show Answer Correct Answer: A) A control group is the group in an experiment that does not receive the experimental treatment and is used for comparison. 24. Who proposed binomial nomenclature? A) Lamarck. B) Trivaranus. C) Linnaeus. D) Aristotle. Show Answer Correct Answer: C) Linnaeus. 25. ..... is variability in the genetic make-up among individuals within a single species. A) Genetic diversity. B) Species diversity. C) Ecosystem diversity. D) Population density. Show Answer Correct Answer: A) Genetic diversity. ← 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 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 10Class 11 Biology Chapter 1 The Living World Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books