This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 1 The Living World – Quiz 34 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 1 The Living World Quiz 34 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Describe one global conservation effort aimed at protecting biodiversity. A) World Nature Organization (WNO). B) International Climate Agreement (ICA). C) Global Wildlife Fund (GWF). D) Convention on Biological Diversity (CBD). Show Answer Correct Answer: D) Convention on Biological Diversity (CBD). 2. How do environmental policies reflect cultural values? A) Cultural values have no impact on environmental regulations. B) Environmental policies are solely based on economic growth. C) Environmental policies reflect cultural values by aligning regulations and practices with the beliefs and priorities of a society regarding nature and sustainability. D) Environmental policies are only influenced by scientific data. Show Answer Correct Answer: C) Environmental policies reflect cultural values by aligning regulations and practices with the beliefs and priorities of a society regarding nature and sustainability. 3. In which type of isolation, two species living in different habitats are prevented from interbreeding A) Temporal. B) Ecological. C) Behavioural. D) Gametic. Show Answer Correct Answer: B) Ecological. 4. An threatened area of high species diversity is called A) Invasive. B) Hotspot. C) Biodiversity. D) Endangered. Show Answer Correct Answer: B) Hotspot. 5. Which micro-organism has the characteristics of both living and non-living things? A) Bacteria. B) Virus. C) Algae. D) Fungi. Show Answer Correct Answer: B) Virus. 6. Things that DO NOT need air, water, and food are ..... A) A. living. B) B. non living. C) All the above. D) None of the above. Show Answer Correct Answer: B) B. non living. 7. Which of the following is true of the carbon cycle? A) Carbon sinks includes forests and oceans. B) Carbon dioxide is released during photosynthesis. C) Carbon dioxide in the air is reduced by cutting trees. D) Carbon is concentrated in an igneous rock. Show Answer Correct Answer: A) Carbon sinks includes forests and oceans. 8. Who wrote the book "Genetics and Origin of Species" A) R.A.Fisher. B) G.L.Stebbins. C) Th.Dobzhaansky. D) J.B.S.Haldane. Show Answer Correct Answer: C) Th.Dobzhaansky. 9. What is an example of keystone species? A) Squirrels eating all the nuts they can. B) Sea otters managing the sea urchin population (and therefore the kelp too). C) Seagulls eating trash. D) Wolves eating the white snow rabbits. Show Answer Correct Answer: B) Sea otters managing the sea urchin population (and therefore the kelp too). 10. Define the term:Commensalism. A) Commensalism is a symbiotic relationship where one organism benefits and the other is neither helped nor harmed. B) Commensalism is a relationship where both organisms are harmed. C) Commensalism is a symbiotic relationship where both organisms benefit equally. D) Commensalism is a relationship where one organism benefits and the other is harmed. Show Answer Correct Answer: A) Commensalism is a symbiotic relationship where one organism benefits and the other is neither helped nor harmed. 11. In ..... , stomata are present on the upper side of the leaf. A) Deciduous trees. B) Evergreen trees. C) Conifers. D) Aquatic plants. Show Answer Correct Answer: D) Aquatic plants. 12. The Phylogenetic system of classification was put forth by A) Theophrastus. B) George Bentham and Joseph Dalton Hooker. C) Carolus Linnaeus. D) Adolf Engler and Karl Prantl. Show Answer Correct Answer: D) Adolf Engler and Karl Prantl. 13. Actual account of habitat & distribution of plant of a given area is A) Flora. B) Fauna. C) Catalogue. D) Manual. Show Answer Correct Answer: A) Flora. 14. What are the benefits of preserving cultural diversity? A) Homogenization of global culture. B) Increased economic disparity. C) The benefits of preserving cultural diversity include enhanced creativity, social cohesion, mutual respect, and the maintenance of cultural heritage. D) Loss of technological advancement. Show Answer Correct Answer: C) The benefits of preserving cultural diversity include enhanced creativity, social cohesion, mutual respect, and the maintenance of cultural heritage. 15. Gradual changes occurs in the body parts and also in the behaviour of organisms which helps them to adjust to their surroundings sach changes are called ..... A) Adaptation. B) Classification. C) All the above. D) None of the above. Show Answer Correct Answer: A) Adaptation. 16. Humans are part of the ecosystem and therefore impact it. Which of the following events in an ecosystem may produce a negative effect? A) Preventing deer from depleting food resources. B) Restoring a natural habitat. C) Wildlife rangers minimizing disturbances. D) A lumber company clearing a forest. Show Answer Correct Answer: D) A lumber company clearing a forest. 17. Light is an example for A) Matter. B) Energy. C) Glass. D) Coal. Show Answer Correct Answer: B) Energy. 18. Which type of plant has a weak stem and grows along the ground? A) Tree. B) Shrub. C) Herb. D) Creeper. Show Answer Correct Answer: D) Creeper. 19. This is each phase in food chains; can include producers, primary consumers, and apex predators. A) Sustainable ecosystem. B) Limiting factors. C) Succession. D) Trophic level. Show Answer Correct Answer: D) Trophic level. 20. SCIENTIC NAME OF POTATO A) P.LEO. B) SOLANUM MELANOGENA. C) SOLANUM TUBEROSUM. D) OCIMUM SANCTUM. Show Answer Correct Answer: C) SOLANUM TUBEROSUM. 21. Which of the following is NOT a limiting factor in MOST aquatic biomes? A) Dissolved oxygen. B) Precipitation. C) Sunlight. D) Nutrient availability. Show Answer Correct Answer: B) Precipitation. 22. Water is known as ..... because so many substances can dissolve in it. A) Liquid. B) Capillary action. C) Changing state. D) Universal solvent. Show Answer Correct Answer: D) Universal solvent. 23. Which of the following would be NOT considered abiotic factors in an ecosystem? A) Air. B) Water. C) Weather. D) Grass. Show Answer Correct Answer: D) Grass. 24. Type of dentition in which temporarydeciduous teeth are replaced by adult teethis known as A) Thecodont. B) Mesodont. C) Diphydont. D) None of these. Show Answer Correct Answer: C) Diphydont. 25. What occurs when a significant decrease in the population size reduces the genetic variation within a species? A) Habitat destruction. B) Population bottleneck. C) Gene flow. D) Natural selection. Show Answer Correct Answer: B) Population bottleneck. ← 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