This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 15 Biodiversity And Conservation – Quiz 12 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 15 Biodiversity And Conservation Quiz 12 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following statements are true about latitudinal gradient? A) Species diversity decreases as we move away from the equator towards poles. B) Species diversity is more in temperate latitude, than, other latitudes. C) Species diversity is more in poles than in equator. D) None of the above. Show Answer Correct Answer: A) Species diversity decreases as we move away from the equator towards poles. 2. What is considered to be a form of ecotourism? A) Going on a safari tour in the deserts of Africa. B) Bird watching at your house. C) Going for a walk in the neighborhood. D) Staying home. Show Answer Correct Answer: A) Going on a safari tour in the deserts of Africa. 3. Which of the following represents single-species approaches to protecting biodiversity? A) Building of wildlife corridors. B) Selling conservation concessions. C) Captive breeding and cloning. D) Mapping biodiversity hotspots. Show Answer Correct Answer: C) Captive breeding and cloning. 4. Locomotory structures in protists are- A) Flagella. B) Cilia. C) Pseudopodia. D) All. Show Answer Correct Answer: D) All. 5. A species that is likely to become extinct if protective measures are not taken immediately is known as A) Threatened species. B) Endemic species. C) Keystone species. D) Endangered species. Show Answer Correct Answer: D) Endangered species. 6. What is a natural event that disrupts the structure and or function of an ecosystem? A) Anthropogenic disruption. B) Urbanization. C) Range of tolerance. D) Natural disruption. Show Answer Correct Answer: D) Natural disruption. 7. How is the current decline in biodiversity different from the previous mass extinctions that Earth has experienced? A) It is happening much more slowly. B) This time it is not really happening. C) It is made worse by an asteroid hitting Earth. D) This is being caused by humans. Show Answer Correct Answer: D) This is being caused by humans. 8. What attracts wild carnivores like tigers and wolves to human settlements? A) Forest fires. B) Domestic livestock. C) Fertile soil. D) Tall buildings. Show Answer Correct Answer: B) Domestic livestock. 9. A solution to habitat fragmentation is A) Building ecosystem ladders. B) Building more zoos. C) Building more islands. D) Building wildlife corridors. Show Answer Correct Answer: D) Building wildlife corridors. 10. Which of the following is a method used to maintain and protect biodiversity? A) Deforestation. B) Establishing protected areas. C) Urbanization. D) Industrialization. Show Answer Correct Answer: B) Establishing protected areas. 11. What is the purpose of conservation strategies? A) To enhance the exploitation of natural resources. B) To promote urban development over natural habitats. C) The purpose of conservation strategies is to protect biodiversity and ecosystems. D) To increase pollution levels in ecosystems. Show Answer Correct Answer: C) The purpose of conservation strategies is to protect biodiversity and ecosystems. 12. What are the 3 types of biodiversity? A) Genetic, forest, aquatic. B) Agriculture, pharmaceutical, deforestation. C) Genetic, Species, Ecosystem. D) Biology, chemistry, geography. Show Answer Correct Answer: C) Genetic, Species, Ecosystem. 13. Which of the following is NOT a way in which humans are destroying habitats? A) Gathering rain water to use to water crops. B) Clearing out prairies to grow a single crop. C) Cutting trees to use as toilet paper. D) Building a shopping mall with a large parking lot. Show Answer Correct Answer: A) Gathering rain water to use to water crops. 14. What is illegal hunting A) Genetic biodiversity. B) Ecotourism. C) Captive breeding. D) Poaching. Show Answer Correct Answer: D) Poaching. 15. The extinction of passenger pigeon was due to A) Increased number of predatory birds. B) Over exploitation by humans. C) Non-availability of the food. D) Bird flu virus infection. Show Answer Correct Answer: B) Over exploitation by humans. 16. When there is absolutely no individuals left from a specific type of species, we consider them to be? A) Threatened. B) Endangered. C) Extinct. D) Great at playing hide and seek:0. Show Answer Correct Answer: C) Extinct. 17. What is the definition of extinction? A) The recovery of a species. B) The permanent loss of a species from the Earth. C) The introduction of new species. D) The increase of a species population. Show Answer Correct Answer: B) The permanent loss of a species from the Earth. 18. Critically assess the role of international agreements in biodiversity conservation. Provide examples of such agreements. A) International agreements have no role in biodiversity conservation. B) International agreements are crucial as they set global standards and goals, such as the Convention on Biological Diversity. C) International agreements only focus on economic development. D) International agreements are only effective in developed countries. Show Answer Correct Answer: B) International agreements are crucial as they set global standards and goals, such as the Convention on Biological Diversity. 19. Where do the convection currents that cause the movement of crustal plates occur? A) In the crust. B) In the mantle. C) In the outer core. D) In the inner core. Show Answer Correct Answer: B) In the mantle. 20. What is the ability of an ecosystem to return to its original conditions after a major disturbance? A) Bottleneck event. B) Inbreeding. C) Resilience. D) Wildlife corridor. Show Answer Correct Answer: C) Resilience. 21. What is the primary focus of the CBC's program in Vietnam? A) Conservation science training and wildlife trade management. B) Urban planning. C) Tourism development. D) Industrial training. Show Answer Correct Answer: A) Conservation science training and wildlife trade management. 22. Variety of habitats, ecosystems, communities refers to what? A) Ecosystem diversity. B) Species diversity. C) Genetic Diversity. D) None of the above. Show Answer Correct Answer: A) Ecosystem diversity. 23. ..... ecosystem are resistant and resilient. A) Stable. B) Unstable. C) All the above. D) None of the above. Show Answer Correct Answer: A) Stable. 24. What is the impact of climate change on biodiversity? A) Climate change only affects human populations, not wildlife. B) Climate change enhances biodiversity by creating new habitats. C) Climate change has no effect on biodiversity. D) Climate change negatively impacts biodiversity by causing habitat loss, increased extinction rates, and altered ecosystems. Show Answer Correct Answer: D) Climate change negatively impacts biodiversity by causing habitat loss, increased extinction rates, and altered ecosystems. 25. Among various categories of threatened species the percentage of angiosperms categorised as vulnerable is about A) 14%. B) 19%. C) 41%. D) 51%. Show Answer Correct Answer: D) 51%. ← 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