This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Biology > Class 11 Biology Chapter 1 The Living World – Quiz 15 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 1 The Living World Quiz 15 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. On a safari at night, a lion hunts and feeds on an antelope. In this relationship, the lion is the ..... and the antelope is the ..... A) Parasite/host. B) Predator/prey. C) Prey/Predator. D) None of the above. Show Answer Correct Answer: B) Predator/prey. 2. A ..... has no definite volume but no definite shape A) Solid. B) Air. C) Water. D) None of the above. Show Answer Correct Answer: C) Water. 3. Water that flows across the land and enters rivers and streams. It eventually flows into lakes and the ocean. A) Precipitation. B) Surface Runoff. C) Deposition. D) Snowmelt runoff. Show Answer Correct Answer: B) Surface Runoff. 4. Habitats are all different and depends on the animal A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 5. Aquatic life is abundant, diverse, and full of sunlight at which zone? A) Littoral zone. B) Benthic zone. C) Limnetic zone. D) None of the above. Show Answer Correct Answer: A) Littoral zone. 6. Indicator species A) A species that influences the survival of many other species in an ecosystem. B) Species that plays a major role in shaping a community by creating and enhancing a habitat that benefits other species. C) Species that serve as early warnings that a community or ecosystem is being degraded. D) Species that are native to and found only within a limited area. Show Answer Correct Answer: C) Species that serve as early warnings that a community or ecosystem is being degraded. 7. If a producer has 10, 000 J of energy, how much energy will be available to the primary consumer according to the 10% rule? A) 1, 000 J. B) 10, 000 J. C) 100 J. D) 10 J. Show Answer Correct Answer: A) 1, 000 J. 8. Which of the following shows budding? A) Paramoecium. B) Plasmodium. C) Amoeba. D) Yeast. Show Answer Correct Answer: D) Yeast. 9. What are the characteristics and global distribution of terrestrial biomes? A) Tundra. B) Taiga. C) Temperate forests. D) Grasslands. E) Tropical rainforests. Show Answer Correct Answer: A) Tundra. 10. What is the primary reservoir of water in the hydrologic cycle? A) Groundwater. B) Ice caps. C) Lakes. D) Oceans. Show Answer Correct Answer: D) Oceans. 11. Coconut trees have feather-like leaves that allow the wind to pass through them. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 12. How do prokaryotic cells differ from eukaryotic cells? A) Prokaryotic cells lack a nucleus and membrane-bound organelles, while eukaryotic cells have both. B) Prokaryotic cells are larger and more complex than eukaryotic cells. C) Prokaryotic cells have a nucleus and organelles, while eukaryotic cells do not. D) Eukaryotic cells lack a cell membrane, while prokaryotic cells have one. Show Answer Correct Answer: A) Prokaryotic cells lack a nucleus and membrane-bound organelles, while eukaryotic cells have both. 13. Low genetic diversity is characteristic of: A) Populations that have experienced bottleneck evens in their history. B) Populations with a wide distribution. C) Coastal populations. D) Endemic species. Show Answer Correct Answer: A) Populations that have experienced bottleneck evens in their history. 14. If a tertiary consumer receives 1 J of energy, how much energy did the producer originally have? A) 10, 000 J. B) 1, 000 J. C) 10 J. D) 100 J. Show Answer Correct Answer: B) 1, 000 J. 15. Members of a species in a defined area A) Biodiversity. B) Community. C) Population. D) Ecosystem. Show Answer Correct Answer: C) Population. 16. All of the following statements about the pyramid of biomass are correct EXCEPT: A) Biomass is the total dry mass of the organisms present. B) The amount of biomass at a particular level of the pyramid depends on the amount of energy available. C) The base of the pyramid generally represents primary consumers. D) Certain toxins tend to become concentrated at upper levels of the pyramid. Show Answer Correct Answer: C) The base of the pyramid generally represents primary consumers. 17. Ecosystems that are found in water A) Hydrosphere. B) Aquatic ecosystem. C) Biodiversity hotspot. D) Terrestrial ecosystem. Show Answer Correct Answer: B) Aquatic ecosystem. 18. Which of these animals is an amphibian? A) Frog. B) Lizard. C) Snake. D) None of the above. Show Answer Correct Answer: A) Frog. 19. Which of the following animals can both fly and walk? A) Fish. B) Dog. C) Snake. D) Crow. Show Answer Correct Answer: D) Crow. 20. This biome has very little precipitation throughout the year, often experiences big differences in temperature from day to night, and has very little plant or animal life. A) Tundra. B) Taiga. C) Desert. D) Rainforest. Show Answer Correct Answer: C) Desert. 21. Which of the following statements are not correct?(i) Lower the taxon, more are the characteristics that the members within the taxon share.(ii) Order is the assemblage of genera which exhibit a few similar characters.(iii) Cat and dog are included in the same family Felidae.(iv) Binomial nomenclature was introduced by Carolus Linnaeus. A) (i), (ii) and (iii). B) (ii), (iii) and (iv). C) (i) and (iv). D) (ii) and (iii). Show Answer Correct Answer: D) (ii) and (iii). 22. The process of converting nitrogen into ammonium by bacteria. A) Abiotic factors. B) Denitrification. C) Ammoniafication. D) Germination. Show Answer Correct Answer: C) Ammoniafication. 23. Cellular Respiration happens in plants A) True. B) False. C) Maybe. D) None of the above. Show Answer Correct Answer: A) True. 24. Two plants can be conclusively said to belong to the same species if they A) Have more than 90 percent similar genes. B) Can reproduce freely with each other and form seeds. C) Can reproduce freely with each other and form seeds. D) Have same number of chromosomes. Show Answer Correct Answer: B) Can reproduce freely with each other and form seeds. 25. Population bottleneck A) Separation of species or populations so that they cannot interbreed and produce fertile offspring. B) Species that serve as early warnings that a community or ecosystem is being degraded. C) A period during which only a few individuals of a normally large population survive. D) Species that plays a major role in shaping a community by creating and enhancing a habitat that benefits other species. Show Answer Correct Answer: C) A period during which only a few individuals of a normally large population survive. 26. The living organism can be unexceptionally distinguished from the non living things on the basis of theif ability for A) Interaction with the environment and progressive evolution. B) Reproduction. C) Growth and movement. D) Responsiveness to touch. Show Answer Correct Answer: D) Responsiveness to touch. 27. Which of the following is the most abundant gas in the atmosphere? A) Helium. B) Nitrogen. C) Argon. D) Oxygen. E) Hydrogen. Show Answer Correct Answer: B) Nitrogen. 28. This is the position or special job/service that an organism has in an ecosystem A) Biodiversity. B) Ecological niche. C) Limiting factors. D) Biotic. Show Answer Correct Answer: B) Ecological niche. 29. TAXONOMIC HIERARCHY MEANS A) DIVISON-CLASSS-SPECIES-ORDER-PHYLLUM-KINGDOM. B) SPECIES-KINDOM-FAMILY-GENUS-CLASS-PHYLLUM. C) SPECIES-GENUS-FAMILY-ORDER-CLASS-PHYLLUM-KINGDOM. D) NONE OF THESE. Show Answer Correct Answer: C) SPECIES-GENUS-FAMILY-ORDER-CLASS-PHYLLUM-KINGDOM. 30. In meiosis RNA polymerase active in- A) G1, G2 and interkinesis. B) Only G1 and G2. C) Interphase only. D) M-phase. Show Answer Correct Answer: A) G1, G2 and interkinesis. 31. About ..... percent of the planet is covered in ocean A) 50. B) 70. C) 85. D) 25. Show Answer Correct Answer: B) 70. 32. Humans and animals can survive in the dessert with NO WATER. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 33. How is nitrogen "fixed" into a usable form for plants? A) Through action of bacteria only. B) Through lightning only. C) Through action of bacteria and lightning. D) Through photosynthesis. Show Answer Correct Answer: C) Through action of bacteria and lightning. 34. Modern taxonomy studies require: A) Knowledge of external and internal structure. B) Knowledge about structure of cell. C) Knowledge of developmental processes and ecological information of organisms. D) All of the above. Show Answer Correct Answer: D) All of the above. 35. Organisms which displays properties of both living and nonliving A) Viruses. B) Lichens. C) Diatoms. D) Bacteria. Show Answer Correct Answer: A) Viruses. 36. What is the difference between primary and secondary succcession? A) Primary succession already has soil. B) Lichen and moss come in for secondary succession. C) Secondary succession already has soil. D) Climax community is achieved quickly in primary succession. Show Answer Correct Answer: C) Secondary succession already has soil. 37. Choose the odd one outFish, Octopus, Frog, Dolphin A) Octopus. B) Fish. C) Dolphin. D) Frog. Show Answer Correct Answer: D) Frog. 38. The basic unit upon which the systems of classification are based is A) Order. B) Genus. C) Species. D) Family. Show Answer Correct Answer: C) Species. 39. What is leaching? A) The removal of nutrients from soil by rainfall. B) The washing away of litter by heavy rainfall. C) The breaking down of litter by worms and bacteria. D) The dropping of litter onto the surface by biomass. Show Answer Correct Answer: A) The removal of nutrients from soil by rainfall. 40. Which is not an effect of deforestation? A) Increase in tribes. B) Climate change contribution. C) Loss of biodiversity. D) Soil erosion. E) Economic development. Show Answer Correct Answer: A) Increase in tribes. 41. The plants with soft, green, and tender stems are: A) Herbs. B) Shrubs. C) Trees. D) None of the above. Show Answer Correct Answer: A) Herbs. 42. Denitrification is ..... A) The conversion of ammonium to nitrites. B) The conversion of waste into ammonium. C) The conversion of soil nitrogen back into atmospheric nitrogen. D) The conversion of atmospheric nitrogen into usable nitrogen. Show Answer Correct Answer: C) The conversion of soil nitrogen back into atmospheric nitrogen. 43. Process of converting nitrogen gas into ammonia A) Ammoniafication. B) Natural selection. C) Nitrogen fixation. D) Interspecific competition. Show Answer Correct Answer: C) Nitrogen fixation. 44. Which one is based on the contrasting characters generally in a pair called couplet? A) (b) key. B) (a) taxon. C) ( c) species. D) (d) genus. Show Answer Correct Answer: A) (b) key. 45. What is true about endemic species? A) They are more vulnerable to extinction. B) They are less vulnerable to extinction. C) All the above. D) None of the above. Show Answer Correct Answer: A) They are more vulnerable to extinction. 46. The removal of which type of species will cause a trophic cascade? A) Invasive Species. B) Primary Consumer. C) Keystone Species. D) Producer. Show Answer Correct Answer: C) Keystone Species. 47. Keys are based on contrasting characters generally in pair A) Couplet. B) Leed. C) Both 1& 2. D) None of above. Show Answer Correct Answer: A) Couplet. 48. Which species is most likely to recover fastest from a natural disruption? A) Low species diversity, High habitat diversity. B) High genetic diversity, Low species diversity. C) Medium genetic diversity, High species diversity. D) None of the above. Show Answer Correct Answer: C) Medium genetic diversity, High species diversity. 49. Products obtained directly from ecosystems for basic human needs are known as: A) Provisioning services. B) Cultural services. C) Regulating services. D) Supporting services. Show Answer Correct Answer: A) Provisioning services. 50. ..... is movement of water past the soil going deep into the groundwater. A) Evaporation. B) Transpiration. C) Percolation. D) Sublimation. Show Answer Correct Answer: C) Percolation. 51. When a spruce tree is harvested so the wood can be used to build a house, the tree is providing A) A cultural service. B) A provision. C) An intrinsic value. D) A monetary unit. Show Answer Correct Answer: B) A provision. 52. Approximately what percent of the water on Earth is freshwater (liquid and solid)? A) 2.5%. B) 0.025%. C) 25%. D) 0.25%. E) 75%. Show Answer Correct Answer: A) 2.5%. 53. True or False:Mass extinctions are common. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 54. ..... fulfill their need for nitrogen by consuming insects. A) Deodar tree. B) Venus flytrap. C) All the above. D) None of the above. Show Answer Correct Answer: B) Venus flytrap. 55. In what kingdom would you find Euglena and Amoeba? A) Plantae. B) Animalia. C) Fungi. D) Protista. Show Answer Correct Answer: D) Protista. 56. What is the genus of mango? A) Canis. B) Magnifera. C) Hibiscus. D) Sorghum. Show Answer Correct Answer: B) Magnifera. 57. Which of following refers to the number of different species found in an area? A) Speciality. B) Species richness. C) Species diversity. D) Species number. Show Answer Correct Answer: B) Species richness. 58. A new store and a parking lot are built in what was a large field. Which of the following is most likely to happen to the ecosystem in the field? A) There will be more food for the animals. B) More water will be available to the animals. C) There will be less food because there are fewer plants. D) None of the above. Show Answer Correct Answer: C) There will be less food because there are fewer plants. 59. In plants, growth occurs ..... whereas in animals, it occurs ..... A) Continuously, continuously. B) Continuously, only upto a certain age. C) Only upto a certain age, continuously. D) Only upto a certain age, only upto a certain age. Show Answer Correct Answer: B) Continuously, only upto a certain age. 60. In which of the following pair of category, greater is the difficulty of determining the relationship to other taxa at the same level, thus, the problem of classification becomes more complex? A) Genus and species. B) Tribe and genus. C) Division and phylum. D) Species and family. Show Answer Correct Answer: C) Division and phylum. ← PreviousNext →Related QuizzesScience QuizzesClass 11 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 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books