This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 1 The Living World – Quiz 12 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 1 The Living World Quiz 12 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Species are credited with A) The real basic unit of classification. B) The lowest unit of classification. C) Artificial concept of human mind, which cannot be defined in absolute terms. D) The real unit of classification device by texonomists. Show Answer Correct Answer: A) The real basic unit of classification. 2. This is the organism that is hunted and consumed by another A) Prey. B) Predator. C) Producer. D) Ecosystem engineer. Show Answer Correct Answer: A) Prey. 3. A relationship between two species where one benefits while the other is harmed. A) Mutualism. B) Commensalism. C) Parasitism. D) Naturalism. Show Answer Correct Answer: C) Parasitism. 4. On reaching maturity, all the living beings produce new living beings similar to itself is known as ..... A) Reproduction. B) Growth. C) Development. D) Maturity. Show Answer Correct Answer: A) Reproduction. 5. Which of the following has collections of living plants for reference? A) Botanical Garden. B) Museums. C) Herbarium. D) Zoological parks. Show Answer Correct Answer: A) Botanical Garden. 6. Which of the following statements regarding the response of living organisms to external stimuli is correct? A) The external environmental stimuli can be physical, chemical or biological. B) All organisms, from the prokaryotes to the most complex eukaryotes can sense and respond to environmental stimuli. C) Conscious and response to external stimuli is the defining property of living organisms. D) All of these. Show Answer Correct Answer: D) All of these. 7. Regions of the ocean are commonly referred to as what type of systems A) Mountainous. B) Estuary. C) Marine. D) Desert. Show Answer Correct Answer: C) Marine. 8. Odd one w.r.t. universal rules of nomenclature is? A) Derived from Latin and written in italics. B) First word represents Genus while second Specific epithet. C) Both words are printed in italics to indicate their Latin origin. D) The first word denoting the specific epithet starts with small letter. Show Answer Correct Answer: D) The first word denoting the specific epithet starts with small letter. 9. In wheat and makoi maximum similarity occurs at the level of A) Family. B) Class. C) Division. D) Order. Show Answer Correct Answer: C) Division. 10. What is the significance of grouping plants and animals? A) It helps in cooking. B) It is only for decoration. C) It is not significant. D) It makes it easier to understand and study them. Show Answer Correct Answer: D) It makes it easier to understand and study them. 11. The process of storing carbon dioxide (CO2) in underground geologic formations A) Carbon footprint. B) Kyoto Protocol. C) Carbon offset. D) Carbon sequestration. Show Answer Correct Answer: D) Carbon sequestration. 12. Which is NOT a feature of biodiversity? A) Variety of plants and animals. B) Different habitats. C) Similar movement in all animals. D) Various adaptations. Show Answer Correct Answer: C) Similar movement in all animals. 13. DEGROWTH HAPPENS WHEN A) ANABOLISM> CATABOLISM. B) CATABOLISM>ANABOLISM. C) ABABOLISM = CATABOLISM. D) BOTH A& B. Show Answer Correct Answer: B) CATABOLISM>ANABOLISM. 14. ..... increases the amount of atmospheric CO2 while ..... decreases the amount of atmospheric CO2. A) Cellular Respiration, Photosynthesis. B) Photosynthesis, Burning of Fossil Fuels. C) Burning of Fossil Fuels, Photosynthesis. D) Photosynthesis, Cellular Respiration. Show Answer Correct Answer: A) Cellular Respiration, Photosynthesis. 15. All the biotic and abiotic factors in an area that are interconnected with one another A) Hydrosphere. B) Ecosystem. C) Carrying capacity. D) Biodiversity. Show Answer Correct Answer: B) Ecosystem. 16. Which of the following is an example of a shrub? A) Grass. B) Tomato plant. C) Mango tree. D) Rose plant. Show Answer Correct Answer: D) Rose plant. 17. In taxonomy, class comes in between ..... A) Kingdom and order. B) Phylum and order. C) Kingdom and family. D) Family and genus. Show Answer Correct Answer: B) Phylum and order. 18. Genetic drift that results from an event that drastically reduces the size of a population A) Range of tolerance. B) Primary succession. C) Non-native species. D) Bottle neck effect. Show Answer Correct Answer: D) Bottle neck effect. 19. The earliest classification of living organisms by Aristotle was mainly based on: A) Evolutionary relationships. B) Simple morphological characteristics. C) Cell structure. D) Reproductive methods. Show Answer Correct Answer: B) Simple morphological characteristics. 20. What type of plants did the students observe during the nature walk? A) Only aquatic plants. B) Grasses, bushes, and large trees. C) Only flowers. D) Only shrubs. Show Answer Correct Answer: B) Grasses, bushes, and large trees. 21. Which of the following are considered decomposers in a food web? A) Plants and animals. B) Bacteria and Fungi. C) Soil and plants. D) Soil and animals. Show Answer Correct Answer: B) Bacteria and Fungi. 22. Which is NOT a result of selective breeding? A) Large seedless watermelons that consumer demand. B) Bright oranges that are all about the same size. C) An insect that matches the color of the environment. D) A dog that has been bred to have short hair. Show Answer Correct Answer: C) An insect that matches the color of the environment. 23. The first organisms that appear in an ecological community A) Ecological succession. B) Primary succession. C) Secondary succession. D) Pioneer speciles. Show Answer Correct Answer: D) Pioneer speciles. 24. Does deforestation contribute to global warming? A) No, trees aren't that important. B) Sometimes because only the cutting down of Maple trees contributes to global warming. C) No, deforestation adds methane to the atmosphere, which makes the Earth cooler. D) Yes; less trees means less CO2 is turned into oxygen. Show Answer Correct Answer: D) Yes; less trees means less CO2 is turned into oxygen. 25. Word "Taxa" means ..... A) Phyla. B) Genus. C) Classification. D) Kingdom. Show Answer Correct Answer: C) Classification. ← 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