This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 1 The Living World – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 1 The Living World Quiz 7 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which watery biome has the lowest concentration of salt? A) Freshwater. B) Ocean. C) Coral reef. D) Wetland. Show Answer Correct Answer: A) Freshwater. 2. What is the gas needed for photosynthesis? A) Oxygen. B) Carbon dioxide. C) Nitrogen. D) Water vapour. Show Answer Correct Answer: B) Carbon dioxide. 3. Which type of boundary results in the creation of rift valleys, volcanoes, seafloor spreading, and earthquakes A) Convergent. B) Divergent. C) Transform. D) None of the above. Show Answer Correct Answer: B) Divergent. 4. Read the following statements and select the correct ones.( i ) Increase in mass and increase in number of individuals are twin characteristics of growth.( II ) Metabolic reactions can be demonstrated outside the body in isolated cell-free systems.( iii ) 'Response to stimuli' is a defining property of the living organisms. A) ( i ) and ( ii ). B) ( ii ) and ( iii ). C) ( i ) and ( iii ). D) ( i ), ( ii ) and ( iii ). Show Answer Correct Answer: D) ( i ), ( ii ) and ( iii ). 5. The litter layer is ..... ? A) The leaves on the trees. B) The layer of fallen leaves on the floor. C) The nutrients which leaves the soil. D) The layer above the canopy. Show Answer Correct Answer: B) The layer of fallen leaves on the floor. 6. Define the term:Abiotic. A) Abiotic refers to non-living physical and chemical elements in an ecosystem, such as sunlight, temperature, and water. B) Abiotic refers to living organisms in an ecosystem, such as plants and animals. C) Abiotic refers to the process of photosynthesis in plants. D) Abiotic refers to the movement of animals from one place to another. Show Answer Correct Answer: A) Abiotic refers to non-living physical and chemical elements in an ecosystem, such as sunlight, temperature, and water. 7. ..... are generally analytical in nature A) Couplet. B) Leed. C) Key. D) Taxonomical aid. Show Answer Correct Answer: C) Key. 8. In which of the following, growth by cell division occurs continuously throughout their life span? A) Crow. B) Tiger. C) Mango. D) Dog. Show Answer Correct Answer: C) Mango. 9. What helps fish in swimming? A) Fins. B) Gills. C) Tail. D) None of the above. Show Answer Correct Answer: A) Fins. 10. Which biome can be found where winters are cold and summers are short? A) Tropical rainforests. B) Tundra. C) Deciduous forest. D) Arid savannah grasslands. Show Answer Correct Answer: B) Tundra. 11. Population A) Organisms us nitrate and ammonium to make DNA and amino acids. B) All the different populations that live together in an area. C) A group of individuals that belong to the same species and live in the same area. D) An interaction in which one organism kills another for food. Show Answer Correct Answer: C) A group of individuals that belong to the same species and live in the same area. 12. Organisms in the five kingdom classification were grouped primarily on the basis of: A) Use by humans. B) Similarities in external appearance only. C) A range of characteristics including nutrition, cell structure, and reproduction. D) Habitat only. Show Answer Correct Answer: C) A range of characteristics including nutrition, cell structure, and reproduction. 13. When everything is all balanced in an ecosystem-the number of organisms, the amount of nutrition available and the space is enough A) Succession. B) Fermentation. C) Overexploitation. D) Equilibrium. Show Answer Correct Answer: D) Equilibrium. 14. Which of these is in both the carbon cycle AND the phosphorous cycle? A) Erosion. B) Respiration. C) Photosynthesis. D) Combustion. Show Answer Correct Answer: A) Erosion. 15. The practice and business of recreational travel based on concern for the environment A) Speciation. B) Colonization. C) Ecotourism. D) Genetic diversity. Show Answer Correct Answer: C) Ecotourism. 16. Linnaeus described 5900 species of plants in his book ..... (1753) and 4326 species of animals in his book ..... (1758). A) Philosophia Botanica, Genera Plantarum. B) Historia Naturalis, Species Plantarum. C) Systema Naturae, Species Plantarum. D) Species plantarum, Systema Naturae. Show Answer Correct Answer: D) Species plantarum, Systema Naturae. 17. The Endangered Species Act of 1973 protects registered endangered species by removing them from the "take" list which makes it unlawful to A) Shoot. B) Capture. C) Trap. D) All of the above. Show Answer Correct Answer: D) All of the above. 18. The scientific name of our national bird is ..... A) Pavo cristatus. B) Zoothera. C) Panthers tigris. D) Felis silvestris. Show Answer Correct Answer: A) Pavo cristatus. 19. Most obvious and technically complicated feature of all living organism. A) Metabolism. B) Growth. C) Replication. D) Ability to sense their environment. Show Answer Correct Answer: D) Ability to sense their environment. 20. The suffix-'oideae' is used for A) Tribe. B) Family. C) Class. D) Subfamily. Show Answer Correct Answer: D) Subfamily. 21. Which of the following tends to be the limiting factor in terrestrial biomes? A) Nitrogen and Phosphorous in the soil. B) Temperature. C) Sunlight. D) Carbon dioxide in the air. Show Answer Correct Answer: A) Nitrogen and Phosphorous in the soil. 22. Which is not an opportunity of the Thar Desert? A) Tourism. B) Agriculture. C) Accessibility. D) Energy. E) Mineral Extraction. Show Answer Correct Answer: C) Accessibility. 23. Which two biomes have the least precipitation? A) Tropical rain forest and temperate grasslan. B) Savanna and tropical dry forest. C) Tundra and desert. D) Boreal forest and temperate woodland. Show Answer Correct Answer: C) Tundra and desert. 24. A true species consists of a population which is A) Sharing the same niche. B) Interbreeding. C) Feeding over the same food. D) Geographically isolated. Show Answer Correct Answer: B) Interbreeding. 25. What is symbiosis? A) A relationship where two species mutually benefit from each other. B) A relationship where two species live in close proximity without any interaction. C) A relationship where one organism eats another organism. D) A relationship where two species compete for limited resources. Show Answer Correct Answer: A) A relationship where two species mutually benefit from each other. ← 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 8Class 11 Biology Chapter 1 The Living World Quiz 9Class 11 Biology Chapter 1 The Living World Quiz 10Class 11 Biology Chapter 1 The Living World Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books