This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 1 The Living World – Quiz 45 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 1 The Living World Quiz 45 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. This is the build-up of algae in the water because of the phosphorus in the extra fertilizer that drains in. A) Urban sprawl. B) Fermentation. C) Eutrophication. D) Deforestation. Show Answer Correct Answer: C) Eutrophication. 2. What is a herbivore? A) Receives energy from the sun. B) Only eats meat. C) Only eats plants. D) Eats both plants and meat. Show Answer Correct Answer: C) Only eats plants. 3. Which one is not a Taxonomical Aids? A) (a) Herbarium. B) ( b) Botanical Gardens. C) ( c) Museum. D) ( d) kitchen garden. Show Answer Correct Answer: D) ( d) kitchen garden. 4. Organisms use different resources in the same habitat, and in this way avoid competition. This is referred to as A) The Law of Tolerance. B) Hunting and gathering. C) A predator-prey relationship. D) Resource partitioning. Show Answer Correct Answer: D) Resource partitioning. 5. No two species can occupy the same niche in the same habitat at the same time A) Secondary succession. B) Competitive exclusion principle. C) Bottle neck effect. D) Non-native species. Show Answer Correct Answer: B) Competitive exclusion principle. 6. A relationship between two organisms in which one organism benefits and the other is unaffected A) Primary succession. B) Commensalism. C) Experimental Design. D) Bottleneck effect. Show Answer Correct Answer: B) Commensalism. 7. ..... is the process by which water on the ground surface enters the soil ..... rate in soil science is a measure of the rate at which soil is able to absorb rainfall or irrigation. A) Infiltration. B) Percolation. C) Deposition. D) Condensation. Show Answer Correct Answer: A) Infiltration. 8. One of the most important functions of botanical gardens is that: A) They provide a beautiful area for recreation. B) One can observe tropical plants there. C) They allow ex situ conservation of germplasm. D) They provide the natural habitat for wild life. Show Answer Correct Answer: C) They allow ex situ conservation of germplasm. 9. This is the branch of biology that deals with the relations of organisms to one another and to their physical surroundings. A) Physics. B) Ecology. C) Chemistry. D) Psychology. Show Answer Correct Answer: B) Ecology. 10. This cycle includes:nitrogen gas being changed to ammonium from bacteria so plants can use it, then it goes back in the atmosphere when it is released from dead animals/plants A) Water cycle. B) Carbon cycle. C) Nitrogen cycle. D) Phosphorus cycle. Show Answer Correct Answer: C) Nitrogen cycle. 11. Ecosystem Service:Ecosystems and biodiversity provide many plants used as traditional medicines as well as providing the raw materials for the pharmaceutical industry. A) Provisioning. B) Regulating. C) Supporting. D) Cultural. Show Answer Correct Answer: A) Provisioning. 12. Highest species richness will be found on ..... and ..... islands and less species richness will be found on ..... and ..... islands. A) Small and near; large and far. B) Large and far; small and near. C) Large and near; small and far. D) Small and far; large and near. Show Answer Correct Answer: C) Large and near; small and far. 13. Ecosystem Service:Some habitats have an exceptionally high number of species which makes them more genetically diverse than others and are known as 'biodiversity hotspots.' A) Provisioning. B) Regulating. C) Supporting. D) Cultural. Show Answer Correct Answer: C) Supporting. 14. Which of the following statements about levels of biodiversity is correct? A) Genetic biodiversity is a measure of the total number of genes in a community. B) A narrow distribution of habitats leads to an increase in species diversity. C) Global hotspots are areas where species diversity is thriving due to habitat restoration. D) A population with high genetic biodiversity is better able to respond to environmental stressors. Show Answer Correct Answer: D) A population with high genetic biodiversity is better able to respond to environmental stressors. 15. Historically described as the final stage of succession (looks different in different biomes) A) Ecological succession. B) Pioneer species. C) Island biogeography. D) Climax community. Show Answer Correct Answer: D) Climax community. 16. Tertiary consumers A) Eat the primary consumer. B) Eat plants and animals. C) Consume the producer. D) Eat the secondary consumer. Show Answer Correct Answer: D) Eat the secondary consumer. 17. The roots that form a bunch and are similar in size are called: A) Taproots. B) Branch roots. C) Fibrous roots. D) Aerial roots. Show Answer Correct Answer: C) Fibrous roots. 18. Identify the best fit for the phrase below ..... "All the members of the same species." A) Population. B) Community. C) Ecosystem. D) Cell. Show Answer Correct Answer: A) Population. 19. All biotic and abiotic (living and nonliving) things in an area is called an ..... A) Ecosystem. B) Community. C) Population. D) Biome. Show Answer Correct Answer: A) Ecosystem. 20. The order of biotic interactions and relationships in an ecosystem:organism, population, community, ecosystem A) Ecological footprint. B) Ecosystem. C) Ecological hierarchy. D) Population. Show Answer Correct Answer: C) Ecological hierarchy. 21. Bacteria based on shape include all EXCEPT: A) Cocci. B) Bacilli. C) Spirilla. D) Mycelia. Show Answer Correct Answer: D) Mycelia. 22. A species that influences the survival of many other species is known as a ..... A) Threatened species. B) Endangered species. C) Keystone species. D) Fossil. Show Answer Correct Answer: C) Keystone species. 23. ..... are made of water vapor that condenses in the troposphere. A) Dew. B) Clouds. C) Evaporation. D) Transpiration. Show Answer Correct Answer: B) Clouds. 24. Linnaeus evolved a system of nomenclature ..... is: A) Trinomial nomenclature. B) Binomial nomenclature. C) Vernacular nomenclature. D) Polynomial nomenclature. Show Answer Correct Answer: B) Binomial nomenclature. 25. Why are hummingbirds good examples of showing how ecosystems are connected? A) They aren't. B) They migrate from one area to another and rely on numerous ecosystems for food and shelter. C) They can live in both aquatic and terrestrial ecosystems. D) They are found in all gardens. Show Answer Correct Answer: B) They migrate from one area to another and rely on numerous ecosystems for food and shelter. ← 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