This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 15 Biodiversity And Conservation – Quiz 29 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 15 Biodiversity And Conservation Quiz 29 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the latitudinal range of the tropics mentioned in the passage? A) 23.5$^\circ$ N to 23.5$^\circ$ S. B) 0$^\circ$ to 66.5$^\circ$ N. C) 10$^\circ$ N to 10$^\circ$ S. D) 30$^\circ$ N to 30$^\circ$ S. Show Answer Correct Answer: A) 23.5$^\circ$ N to 23.5$^\circ$ S. 2. Preserving entire ecosystems rather than individual species is a good conservation strategy because A) Only endangered species will be saved. B) Developers will have greater access to land. C) More than one species can be saved. D) It will not be necessary for environmentalists to study the ecosystem. Show Answer Correct Answer: C) More than one species can be saved. 3. In a biological community, the number and abundance of different species. A) Genetic Diversity. B) Species Diversity. C) Ecosystem Diversity. D) None of the above. Show Answer Correct Answer: B) Species Diversity. 4. The variety of genes or inheritable characteristics that are present in a population A) Biological magnification. B) Ecosystem diversity. C) Species diversity. D) Genetic diversity. Show Answer Correct Answer: D) Genetic diversity. 5. Type of biodiversity that refers to all the different genes contained within all members of a population: A) Population diversity. B) Genetic diversity. C) Species diversity. D) None of these. Show Answer Correct Answer: B) Genetic diversity. 6. Populations with more genetic diversity are less able to cope with environmental change. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 7. What is a species that has a larger impact on the community, if removed, than other species? A) Dominant species. B) Invasive species. C) Primary species. D) Keystone species. Show Answer Correct Answer: D) Keystone species. 8. Archaeological evidence shows that in case after case, a wave of (a) followed whenever humans arrived on islands and continents. A) A. extinctions. B) Biodiversity. C) Genetic diversity. D) Treaty. E) Biome. Show Answer Correct Answer: A) A. extinctions. 9. Secondary succession begins A) On bare, exposed rock. B) After a disturbance like a wildfire. C) All the above. D) None of the above. Show Answer Correct Answer: B) After a disturbance like a wildfire. 10. List the following domain and kingdom based upon the following characteristics:-Unicellular-Prokaryotic-Autotroph or Heterotroph-Asexual Reproduction-Lack Many Membrane Bound Organelles A) Domain:BacteriaKingdom:Eubacteria. B) Domain:Eukaryota Kingdom:Fungi. C) Domain:EukaryotaKingdom:Plantae. D) Domain:EukaryotaKingdom:Protista. Show Answer Correct Answer: A) Domain:BacteriaKingdom:Eubacteria. 11. How do human activities negatively impact biodiversity? A) Human activities negatively impact biodiversity by causing habitat loss, pollution, climate change, and the introduction of invasive species. B) Increased agricultural yields. C) Enhanced ecosystem services. D) Improved air quality. Show Answer Correct Answer: A) Human activities negatively impact biodiversity by causing habitat loss, pollution, climate change, and the introduction of invasive species. 12. Greenbelts or hedgerows that provide natural corridors for migration, foraging and spreading of local species are known as A) Corridors. B) Pathways. C) Links. D) Clusters. Show Answer Correct Answer: A) Corridors. 13. Acid rain is harmful to biodiversity because it: A) Reduces soil fertility. B) Improves vegetation. C) Kills exposed species. D) Boosts marine life. Show Answer Correct Answer: A) Reduces soil fertility. 14. One out of the following is not responsible for biodiversity loss A) Alien species invasion. B) Coextinction. C) Ex situ conservation. D) Deforestation. Show Answer Correct Answer: C) Ex situ conservation. 15. The conservation of species takes place off-site i.e away from their natural habitat, these species are shifting and protected in a new ecosystem is called as ..... biodiversity conservation. A) In-Situ. B) Ex-Situ. C) Axe-Situ. D) Fx-Situ. Show Answer Correct Answer: B) Ex-Situ. 16. Which types of renewable energy are most likely to impact habitats? A) Solar and wind. B) Water and wind. C) Water and geothermal. D) Solar and geothermal. Show Answer Correct Answer: C) Water and geothermal. 17. What inspired the design of the Eastgate Centre in Zimbabwe? A) The strength of an elephant. B) The air-conditioning efficiency of a termite mound. C) The flight of a bird. D) The speed of a cheetah. Show Answer Correct Answer: B) The air-conditioning efficiency of a termite mound. 18. Tropical area has all the following characteristics, except A) More solar radiation available. B) More constant and predictable environment. C) Undergone frequent glaciations in the past. D) Having greater species diversity. Show Answer Correct Answer: C) Undergone frequent glaciations in the past. 19. If current trends continue, the modern geologic era, known as the Quaternary period, may see the extinction of A) Almost 20% of all species. B) More than half of all species. C) All species on Earth. D) One or two species per century. Show Answer Correct Answer: B) More than half of all species. 20. Which of the following is not an invasive alien species in the Indian context A) Lantana. B) Cynodon. C) Parthenium. D) Eichhornia. Show Answer Correct Answer: B) Cynodon. 21. Taxonomists are the scientists who classify species. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 22. Alexander Von Humboldt observed that within a region species richness increased with increasing ..... but only up to a limit. A) Area. B) Food. C) Predators. D) None of the above. Show Answer Correct Answer: A) Area. 23. In the United States, what is the major law that protects biodiversity? A) Convention on Biological Diversity. B) Endangered Species Act. C) U.S. Fish and wildlife service. D) Species Survival Plan. Show Answer Correct Answer: B) Endangered Species Act. 24. Such great diversity existed throughout earth's history. A) Yes, great diversity existed throughout earth's history. B) No, great diversity never existed throughout earth's history. C) Diversity only existed in recent times. D) Diversity existed only in the future. Show Answer Correct Answer: A) Yes, great diversity existed throughout earth's history. 25. Define endemism as mentioned in the passage. A) Endemism refers to species confined to a particular region and not found anywhere else. B) Endemism refers to species that migrate seasonally across continents. C) Endemism refers to species that are found in all regions of the world. D) Endemism refers to species that are extinct and no longer found anywhere. Show Answer Correct Answer: A) Endemism refers to species confined to a particular region and not found anywhere else. ← PreviousNext →Related QuizzesClass 12 Biology Chapter 15 Biodiversity And Conservation Quiz 1Class 12 Biology Chapter 15 Biodiversity And Conservation Quiz 2Class 12 Biology Chapter 15 Biodiversity And Conservation Quiz 3Class 12 Biology Chapter 15 Biodiversity And Conservation Quiz 4Class 12 Biology Chapter 15 Biodiversity And Conservation Quiz 5Class 12 Biology Chapter 15 Biodiversity And Conservation Quiz 6Class 12 Biology Chapter 15 Biodiversity And Conservation Quiz 7Class 12 Biology Chapter 15 Biodiversity And Conservation Quiz 8Class 12 Biology Chapter 15 Biodiversity And Conservation Quiz 9Class 12 Biology Chapter 15 Biodiversity And Conservation Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books