This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 15 Biodiversity And Conservation – Quiz 37 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 15 Biodiversity And Conservation Quiz 37 (11 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is a key goal of species conservation efforts? A) To ensure that all species have the same genetic makeup. B) To increase the number of invasive species in ecosystems. C) To maintain and restore habitats and protect species from extinction. D) To decrease biodiversity for easier management of species. Show Answer Correct Answer: C) To maintain and restore habitats and protect species from extinction. 2. A local government is attempting to address habitat fragmentation by providing corridors between habitats that have been separated by development. Officials will monitor the habitats before making a policy decision to put more corridors in place. Which potential consequence of this action should officials monitor as they collect data? A) Increase in edge effect. B) Decrease in biodiversity. C) Decrease in access to resources. D) Increase in rates of competition. Show Answer Correct Answer: A) Increase in edge effect. 3. Fill in the blank:The colonisation of tropical Pacific Islands by humans is said to have led to the extinction of more than ..... species of native birds. A) 2, 000. B) 200. C) 500. D) 1, 000. Show Answer Correct Answer: A) 2, 000. 4. The deforestation of rainforests in South America is example of what specific type of threat to biodiversity? A) Habitat Destruction. B) Invasive Species. C) Pollution. D) Climate Change. Show Answer Correct Answer: A) Habitat Destruction. 5. A keystone species is one that A) Has a higher likelihood of extinction than a nonkeystone species. B) Exerts a strong influence on an ecosystem. C) Causes other species to become extinct. D) Has a weak influence on an ecosystem. Show Answer Correct Answer: B) Exerts a strong influence on an ecosystem. 6. Who publishes the Red Data Book A) International Union for conservation of nature. B) International Union for Nature Conservation. C) International Union of Nature Conservation. D) None of the above. Show Answer Correct Answer: A) International Union for conservation of nature. 7. Why are so many species still unknown to modern science? A) Many of these species are found in remote environments. B) Smaller species receive less attention than large organisms. C) Cataloging these species is a huge task. D) All of the above. Show Answer Correct Answer: D) All of the above. 8. Zoo is an example of ..... type of biodiversity conservation. A) In-Situ. B) Ex-Situ. C) Axe-Situ. D) Fx-Situ. Show Answer Correct Answer: B) Ex-Situ. 9. Rivet popper hypothesis was given by A) Paul Ehrlich. B) Alexander von Humboldt. C) David Tilman. D) Charles Darwin. Show Answer Correct Answer: A) Paul Ehrlich. 10. More than 25 per cent of the drugs currently sold in the market worldwide are derived from plants and 25, 000 species of plants contribute to the traditional medicines used by native peoples around the world. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 11. What does the designation "Least Concern" mean for species? A) High risk of extinction. B) Unknown risk of extinction. C) No risk of extinction. D) Low risk of extinction. Show Answer Correct Answer: D) Low risk of extinction. ← PreviousRelated 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