This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Biology > Class 11 Biology Chapter 1 The Living World – Quiz 17 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 1 The Living World Quiz 17 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is found in snowy regions? A) Rabbit. B) Spiders. C) Yak. D) Tigers. Show Answer Correct Answer: C) Yak. 2. Which of the following have the correct matches with their suffixes in reference to plants:i. Division:-phytaii. Class:-opsidaiii. Order:-alesiv. Family:-idae A) I, ii, and iii. B) Ii, iii, and iv. C) I, ii, and iv. D) I, ii, iii, and iv. Show Answer Correct Answer: A) I, ii, and iii. 3. Organisms such as bacteria or fungi that break down plant and animal material (breaks down consumer) A) Ants & Beetles. B) Producer. C) Microscopic Animals. D) Decomposer. Show Answer Correct Answer: D) Decomposer. 4. Growth cannot be taken as a defining property or feature of living organisms because A) All living organisms do not show growth. B) Non living things grow from inside. C) Non living things also grow. D) Some living organisms do not show the process of reproduction. Show Answer Correct Answer: C) Non living things also grow. 5. The total number of species, that are known and described range between A) 2.0-2.5 million. B) 0.5-1.0 million. C) 1.7-1.8 million. D) 1.1-1.2 million. Show Answer Correct Answer: C) 1.7-1.8 million. 6. Cell division occurs ..... in plants and ..... in animals A) Once, twice. B) Continuously, never. C) Only upto a certain age, continuously. D) Continuously, only upto a certain age. Show Answer Correct Answer: D) Continuously, only upto a certain age. 7. The number of different species in a community (synonym for species diversity) A) Deforestation. B) Species richness. C) Species evenness. D) Endemic species. Show Answer Correct Answer: B) Species richness. 8. What do plants give us? A) Food. B) Paper. C) Clothes. D) All of the above. Show Answer Correct Answer: D) All of the above. 9. Which is NOT example of freshwater ecosystems A) Coral Reef. B) Lake. C) Pond. D) Stream. Show Answer Correct Answer: A) Coral Reef. 10. The branch connected with nomenclature, identification and classification is A) Taxonomy. B) Morphology. C) Ecology. D) Physiology. Show Answer Correct Answer: A) Taxonomy. 11. Definition of "habitat" A) Adjusting to different environmental conditions by plants and animals. B) A place where the animals live and grow naturally. C) All the above. D) None of the above. Show Answer Correct Answer: B) A place where the animals live and grow naturally. 12. The three types of biodiversity are A) Genetic, species and ecosystem. B) Medical, agricultural, ethical. C) Habitat loss, pollution, overharvesting. D) Camera traps, invasive species, cookies. Show Answer Correct Answer: A) Genetic, species and ecosystem. 13. In a taxonomic hierarchy, family is interpolated between A) Kingdom and class. B) Class and order. C) Order and genus. D) Class and genus. Show Answer Correct Answer: C) Order and genus. 14. Which brackish watery biome has some areas that are salty, and some areas that are freshwater? A) Ocean. B) Estuary. C) Coral reef. D) Freshwater. Show Answer Correct Answer: B) Estuary. 15. How can cultural diversity influence conservation practices? A) Cultural diversity complicates conservation by creating conflicting interests. B) Cultural diversity has no impact on conservation efforts or practices. C) Cultural diversity enriches conservation practices by integrating traditional knowledge and fostering community involvement. D) Cultural diversity hinders conservation by limiting resource access. Show Answer Correct Answer: C) Cultural diversity enriches conservation practices by integrating traditional knowledge and fostering community involvement. 16. Invasive species can have a major impact on the ecosystem. A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 17. Photoperiod affects reproduction in seasonal breeders, A) Plants. B) Animals. C) Both plants and animals. D) All above are correct. Show Answer Correct Answer: D) All above are correct. 18. Which of the following is NOT an effect of the increase of fossil fuel burning by humans? A) Decreased vegetation coverage. B) Increased pH in Bodies of Water. C) Higher Sea Levels. D) Increased Atmospheric Temperatures. Show Answer Correct Answer: A) Decreased vegetation coverage. 19. Which plant shows sleeping movement in the evening? A) Sesbenia. B) Tamarind. C) Albesia. D) Mimosa. Show Answer Correct Answer: B) Tamarind. 20. Digestion includes ..... method A) Mechanical. B) Biochemical. C) Both (a) and (b). D) None of these. Show Answer Correct Answer: C) Both (a) and (b). 21. Biotic factors of an ecosystem are: A) Living thing. B) Soil. C) Non-living. D) Plants. Show Answer Correct Answer: A) Living thing. 22. Which of the following organisms are found in deep sea hydrothermal vents? A) Thermoacidophiles. B) Methanophiles. C) Halophiles. D) None of the above. Show Answer Correct Answer: A) Thermoacidophiles. 23. A material with an elastic nature is A) Clothes. B) Sevap rubber. C) Cotton. D) Plastic. Show Answer Correct Answer: B) Sevap rubber. 24. ..... is the process by which water changes from a liquid to a gas or vapor ..... is the primary pathway that water moves from the liquid state back into the water cycle as atmospheric water A) Percolation. B) Transpiration. C) Deposition. D) Evaporation. Show Answer Correct Answer: D) Evaporation. 25. Which of the following is less general in characters as compared to genus A) Family. B) Class. C) Species. D) Division. Show Answer Correct Answer: C) Species. 26. What is the highest layer of the rainforest? A) Canopy. B) Shrub layer. C) Under canopy. D) Emergent. Show Answer Correct Answer: D) Emergent. 27. In unicellular living organisms, growth and reproduction are ..... processes A) Mutually inclusive. B) Mutually exclusive. C) All the above. D) None of the above. Show Answer Correct Answer: A) Mutually inclusive. 28. Which type of plant is generally shorter and has a softer stem compared to trees? A) Vine. B) Creeper. C) Herb. D) Shrub. Show Answer Correct Answer: D) Shrub. 29. Deserts are the wettest place on Earth. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 30. A trait that helps an organism survive and reproduce A) Habitat island. B) Transpiration. C) Adaptation. D) Speciation. Show Answer Correct Answer: C) Adaptation. 31. What is secondary succession? A) A process where a new community develops in a previously uninhabited area. B) A type of succession that occurs after a disturbance that leaves the soil intact, such as after a forest fire. C) The initial colonization of barren land by organisms. D) A succession that occurs in aquatic environments only. Show Answer Correct Answer: B) A type of succession that occurs after a disturbance that leaves the soil intact, such as after a forest fire. 32. Which of the following have leaves without pores? A) Underwater plants. B) Fixed plants. C) Evergreen plants. D) Floating plants. Show Answer Correct Answer: A) Underwater plants. 33. The two kingdom classification by Linnaeus included: A) Monera and Protista. B) Plantae and Fungi. C) Plantae and Animalia. D) Plantae and Monera. Show Answer Correct Answer: C) Plantae and Animalia. 34. Nitrogen is added to the atmosphere by: A) Denitrification. B) Oxidation. C) Fixation. D) Reduction. Show Answer Correct Answer: A) Denitrification. 35. Which is not the component of taxonomy? A) Nomenclature. B) Identification. C) Classification. D) Responsiveness. Show Answer Correct Answer: D) Responsiveness. 36. What impact does deforestation have on the carbon cycle? A) Increase in the amount of cellular respiration performed by autotrophs. B) Increase in the amount of photosynthesis. C) Decrease in the amount of carbon dioxide in the atmosphere. D) Increase in amount of carbon dioxide in the atmosphere. Show Answer Correct Answer: D) Increase in amount of carbon dioxide in the atmosphere. 37. What does a neem tree provide? A) Food and shelter for some birds and animals. B) Only food. C) Only shelter. D) Neither food nor shelter. Show Answer Correct Answer: A) Food and shelter for some birds and animals. 38. Which animal moves by crawling? A) Crow. B) Snake. C) Dog. D) Fish. Show Answer Correct Answer: B) Snake. 39. What is the dependent variable in an experiment? A) The variable that is measured or observed in response to changes in the independent variable. B) The variable that is intentionally changed by the experimenter. C) The variable that remains constant throughout the experiment. D) The variable that is not included in the experiment. Show Answer Correct Answer: A) The variable that is measured or observed in response to changes in the independent variable. 40. Consciousness is the defining ..... of living organisms A) Property. B) Characteristics. C) Feature. D) None of above. Show Answer Correct Answer: A) Property. 41. Explain the concept of mutualism with an example. A) A lion and a zebra share the same habitat without affecting each other. B) A parasite living inside a host organism that harms it. C) A predator and its prey interacting in a food chain. D) An example of mutualism is the relationship between bees and flowering plants. Show Answer Correct Answer: D) An example of mutualism is the relationship between bees and flowering plants. 42. Interspecific competition is most likely to happen between: A) Geographically separate species with similar niches. B) Geographically similar species with different niches. C) Geographically similar species with similar niches. D) Geographically separate species with different niches. Show Answer Correct Answer: C) Geographically similar species with similar niches. 43. A particular golf course is using large amounts of nitrogen fertilizer. What process could move this nitrogen into a local stream? A) Volatilization. B) Nitrogen fixation. C) Runoff and leaching. D) Ammonification. Show Answer Correct Answer: C) Runoff and leaching. 44. Which of the following is not apart of largeintestine? A) Caecum. B) Ileum. C) Colon. D) Rectum. Show Answer Correct Answer: B) Ileum. 45. Who coined the term 'Biology'? A) Lamarck. B) Trivaranus. C) Haeckel. D) Lamarck and Trivaranus. Show Answer Correct Answer: D) Lamarck and Trivaranus. 46. Which ecosystem is the most biodiverse? A) Boreal forest. B) Tropical rainforest. C) Temperate deciduous forest. D) Savanna. Show Answer Correct Answer: B) Tropical rainforest. 47. Introduced or invasive species are often difficult because: A) They increase biodiversity. B) They often lack natural predators. C) They do not adapt well to new environments. D) They contribute to habitat fragmentation. Show Answer Correct Answer: B) They often lack natural predators. 48. A ..... is a large expanse of forest that is owned, maintained, and preserved by the federal government. A) Biosphere Reserve. B) National Forest. C) National Park. D) Wildlife Sanctuary. Show Answer Correct Answer: B) National Forest. 49. Major events occurs in reverse prophase is-i) Chromosomes cluster at opposite spindle poles and their identity is lost as discrete elements. Il) Nuclear envelope assembles around the chromosome clusters. IIl) Nucleolus, golgi complex and ER reform. A) ALL. B) I AND III. C) ONLY III. D) NONE. Show Answer Correct Answer: A) ALL. 50. Non living objects also grow if we take criterion of growth as? A) Increase in cell no. B) Increase in number of individuals. C) Increase in body mass. D) All of these. Show Answer Correct Answer: C) Increase in body mass. 51. Respiration is the process by which ..... is consumed and ..... is produced. A) H20, oxygen. B) Oxygen, Carbon dioxide. C) Carbon, Oxygen. D) Carbon, H2O. Show Answer Correct Answer: B) Oxygen, Carbon dioxide. 52. Species with a broad ecological niche. They can live in many different places, eat a variety of foods, and tolerate a wide range of environmental conditions. Examples are flies, cockroaches, mice, rats, and human beings. Compare specialist species. A) Generalist species. B) Foundation species. C) Endemic species. D) Specialist species. Show Answer Correct Answer: A) Generalist species. 53. Which organism is aware of himself? A) Human being. B) Cat. C) Plant. D) Dog. Show Answer Correct Answer: A) Human being. 54. An adaptation that helps an animal hide from predators A) Migration. B) Camouflage. C) Hibernation. D) Extinction. Show Answer Correct Answer: B) Camouflage. 55. Which of the following pairs is correctly matched?(i) Fungi-Regeneration(ii) Mosses-Fragmentation(iii) Planaria-Budding A) Only (i). B) Both (i) and (iii). C) Only (ii). D) Only (iii). Show Answer Correct Answer: C) Only (ii). 56. 'Taxon' is the unit of a group of A) Genus. B) Order. C) Taxonomy. D) Species. Show Answer Correct Answer: C) Taxonomy. 57. How does plants reproduce A) Stems. B) Seeds. C) Roots. D) Leafs. Show Answer Correct Answer: C) Roots. 58. What is primary succession? A) A process that occurs in lifeless areas where soil has not yet formed, such as after a volcanic eruption or glacier retreat. B) A type of ecological succession that happens in areas with existing soil and vegetation. C) The gradual replacement of one community by another in a stable environment. D) A method of farming that involves planting crops in a specific order to improve soil health. Show Answer Correct Answer: A) A process that occurs in lifeless areas where soil has not yet formed, such as after a volcanic eruption or glacier retreat. 59. A document contain information on any one taxon? A) Catalogue. B) Key. C) Monographs. D) Manuual. Show Answer Correct Answer: C) Monographs. 60. Area in a body of water where it is cool and dark and bottom-feeders are located. A) Littoral Zone. B) Benthic Zone. C) Limnetic Zone. D) None of the above. Show Answer Correct Answer: B) Benthic Zone. ← 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