This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 1 The Living World – Quiz 43 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 1 The Living World Quiz 43 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What impact does deforestation have on the carbon cycle? A) Increase in amount of carbon dioxide in the atmosphere. B) Increase in the amount of photosynthesis. C) Decrease in the amount of carbon dioxide in the atmosphere. D) Increase in the amount of cellular respiration performed by autotrophs. Show Answer Correct Answer: A) Increase in amount of carbon dioxide in the atmosphere. 2. 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. 3. Which animal moves by crawling? A) Fish. B) Crow. C) Dog. D) Snake. Show Answer Correct Answer: D) Snake. 4. 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. 5. Consciousness is the defining ..... of living organisms A) Property. B) Characteristics. C) Feature. D) None of above. Show Answer Correct Answer: A) Property. 6. 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. 7. 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. 8. 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. 9. Which of the following is not apart of largeintestine? A) Caecum. B) Colon. C) Ileum. D) Rectum. Show Answer Correct Answer: C) Ileum. 10. Who coined the term 'Biology'? A) Lamarck. B) Trivaranus. C) Haeckel. D) Lamarck and Trivaranus. Show Answer Correct Answer: D) Lamarck and Trivaranus. 11. Which ecosystem is the most biodiverse? A) Temperate deciduous forest. B) Tropical rainforest. C) Boreal forest. D) Savanna. Show Answer Correct Answer: B) Tropical rainforest. 12. Introduced or invasive species are often difficult because: A) They contribute to habitat fragmentation. B) They do not adapt well to new environments. C) They increase biodiversity. D) They often lack natural predators. Show Answer Correct Answer: D) They often lack natural predators. 13. A ..... is a large expanse of forest that is owned, maintained, and preserved by the federal government. A) National Forest. B) National Park. C) Wildlife Sanctuary. D) Biosphere Reserve. Show Answer Correct Answer: A) National Forest. 14. 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. 15. 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. 16. Respiration is the process by which ..... is consumed and ..... is produced. A) Carbon, Oxygen. B) Oxygen, Carbon dioxide. C) H20, oxygen. D) Carbon, H2O. Show Answer Correct Answer: B) Oxygen, Carbon dioxide. 17. 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) Foundation species. B) Generalist species. C) Endemic species. D) Specialist species. Show Answer Correct Answer: B) Generalist species. 18. Which organism is aware of himself? A) Plant. B) Dog. C) Cat. D) Human being. Show Answer Correct Answer: D) Human being. 19. An adaptation that helps an animal hide from predators A) Migration. B) Camouflage. C) Hibernation. D) Extinction. Show Answer Correct Answer: B) Camouflage. 20. The main purpose for the classification of organisms is to A) Study geography. B) Locate plants and animals. C) Establish relationships among est organisms. D) ) study evolution. Show Answer Correct Answer: C) Establish relationships among est organisms. 21. 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). 22. 'Taxon' is the unit of a group of A) Order. B) Taxonomy. C) Species. D) Genus. Show Answer Correct Answer: B) Taxonomy. 23. How does plants reproduce A) Seeds. B) Leafs. C) Stems. D) Roots. Show Answer Correct Answer: D) Roots. 24. 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. 25. A document contain information on any one taxon? A) Monographs. B) Manuual. C) Catalogue. D) Key. Show Answer Correct Answer: A) Monographs. ← 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