This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Science > Forests Our Lifeline > Class 7 Science Chapter 12 Forests Our Lifeline – Quiz 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 12 Forests Our Lifeline Quiz 6 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What would be a biotic factor of a forest? A) Air and temperature. B) Sand and Water. C) Trees and Squirrels. D) I don't know. Show Answer Correct Answer: C) Trees and Squirrels. 2. What is one of the dangers threatening kelp forests? A) Overfishing. B) Sustainable fishing practices. C) Marine protected areas. D) Habitat restoration. Show Answer Correct Answer: A) Overfishing. 3. A place that is never very hot or very cold A) Region. B) Location. C) Temperate. D) Seasons. Show Answer Correct Answer: C) Temperate. 4. The science that deals with the relation of plants and animals to their environment and to the site factors that operate in controlling their distribution A) Complex ecosystems. B) Stratification. C) Forest ecosystems. D) Ecology. Show Answer Correct Answer: D) Ecology. 5. Mountain forests are also called ..... forests. A) Evergreen. B) Mangrove. C) Thorny forests. D) Montane. Show Answer Correct Answer: D) Montane. 6. Which of the following biomes covers much of the eastern half of the United States? A) Grassland. B) Desert. C) Temperate deciduous forest. D) Coniferous forest. Show Answer Correct Answer: C) Temperate deciduous forest. 7. In which year was the National Conservation Policy enacted by the Central government? A) 1985. B) 1950. C) 1952. D) 1980. Show Answer Correct Answer: D) 1980. 8. Why do trees in the temperate forest have broad, green leaves? A) To maximize the amount of sunlight they can use to make food. B) To camouflage themselves against the grass so animals don't eat them. C) To withstand the grip of monkeys and other animals that climb on them. D) To better shield their delicate roots from snow and rain. Show Answer Correct Answer: A) To maximize the amount of sunlight they can use to make food. 9. Quinine is made from the bark of ..... tree A) Gum. B) Rubber. C) Cinchona. D) Rosewood. Show Answer Correct Answer: C) Cinchona. 10. ..... involves cutting down only some trees in a forest and leaving a mix of tree sizes and species behind. A) Logging. B) Selective cutting. C) Old growth. D) Clear cutting. Show Answer Correct Answer: B) Selective cutting. 11. The play opens on WHAT day? A) March 16, 1983. B) January 17, 1965. C) May 7, 1901. D) January 1, 1951. Show Answer Correct Answer: C) May 7, 1901. 12. What role do sea otters play in the kelp forest ecosystem? A) Prevent kelp overgrowth by eating kelp. B) They feed on kelp and other algae. C) They control sea urchin populations. D) They provide shelter for other marine animals. Show Answer Correct Answer: C) They control sea urchin populations. 13. What are species of trees that have leaves in the shape of needles called? A) Softwood. B) Deciduous. C) Hardwood. D) Forests. Show Answer Correct Answer: A) Softwood. 14. Why are pine forests important for the Bahamas? A) Pine forests provide habitat, protect against erosion, and contribute to the economy. B) Pine forests are a source of fresh water for the Bahamas. C) Pine forests are a popular tourist attraction in the Bahamas. D) Pine forests help regulate the climate in the Bahamas. Show Answer Correct Answer: A) Pine forests provide habitat, protect against erosion, and contribute to the economy. 15. What kind of forest will you find in the Sunderbans? A) Tidal forest. B) Coniferous forest. C) Deciduous forest. D) Thorn forest. Show Answer Correct Answer: A) Tidal forest. 16. I ..... happy to be at school today. A) Are. B) Am. C) Is. D) Were. Show Answer Correct Answer: B) Am. 17. 2 This question has two parts. First, answer Part A. Then answer Part B. Part BWhich sentence from the selection supports the answer in Part A A) F The kids of trees in this forests grow close together. B) G Moose, bears, deer, caribou, and some birds live here. C) H It is important to protect the forests of the world. D) J Forests exist all over the world in all kinds of climates. Show Answer Correct Answer: C) H It is important to protect the forests of the world. 18. What type of trees are primarily found in coniferous forests? A) Cone-bearing evergreen trees. B) Deciduous trees. C) Fruit-bearing trees. D) Palm trees. Show Answer Correct Answer: A) Cone-bearing evergreen trees. 19. Which of the following is a pest which affects millions of acres of forest land? A) Mosquitos. B) Cockroaches. C) Bark beetles. D) Sucking louse. Show Answer Correct Answer: C) Bark beetles. 20. How are temperate rain forests and tropical rain forests the same? A) They both grow on the equator. B) They both have seasons. C) They both have two layers. D) They both have rain happen most of the year. Show Answer Correct Answer: D) They both have rain happen most of the year. 21. Trees pull water from the ground and release it into the atmosphere as vapor through pores in their leaves. Name the process. A) Precipitation. B) Transpiration. C) Condensation. D) Evaporation. Show Answer Correct Answer: B) Transpiration. 22. What is the main source that produces food for animals and humans A) Soil. B) Factories. C) Insects. D) Plants. Show Answer Correct Answer: D) Plants. 23. A ..... biome receives 200 to 450 cm of rain per year. A) Taiga. B) Temperate deciduous forest. C) Tropical rain forest. D) Temperate rain forest. Show Answer Correct Answer: C) Tropical rain forest. 24. Which Forest? The amazon! A) Tropical Rainforest. B) Temperate Deciduous Forest. C) Coniferous Forest (Taiga). D) None of the above. Show Answer Correct Answer: A) Tropical Rainforest. 25. Deciduous trees grow in temperate forests. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 26. Does the rain forest make its own rain? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 27. What is Mr. Webb's profession? A) Milkman. B) Furniture salesman. C) Choir director. D) Newspaper editor. Show Answer Correct Answer: D) Newspaper editor. 28. Which forests also known as swamp forest A) Evergreen forest. B) Deciduous forests. C) Thorny and shrub forests. D) Mangrove are littoral forest. Show Answer Correct Answer: D) Mangrove are littoral forest. 29. Micro-organisms act on dead plants to obtained A) Fertilizer. B) Humus. C) Fungus. D) Mushroom. Show Answer Correct Answer: B) Humus. 30. What is the major human impact on the world's forests? A) Fire suppression. B) Deforestation. C) Acid rain. D) Global warming. Show Answer Correct Answer: B) Deforestation. 31. Which of the following is NOT a critical technique for sustainable forestry? A) Forest management. B) Logging. C) Reforestation. D) Agroforestry. Show Answer Correct Answer: B) Logging. 32. What are giant trees like Sitka spruce, western red cedar, and coast redwood characteristic of? A) Moist temperate coniferous forests. B) Deserts. C) Tropical rainforests. D) Savannas. Show Answer Correct Answer: A) Moist temperate coniferous forests. 33. What covers the forest floor? A) Rocks and soil. B) Leaves, twigs, and pine cones. C) Grass and flowers. D) Water and mud. Show Answer Correct Answer: B) Leaves, twigs, and pine cones. 34. In the absence of plants/trees/forests A) Global warming will be caused. B) Animals will not get food and shelter. C) Floods will be caused. D) All the above are correct. Show Answer Correct Answer: D) All the above are correct. 35. Trees in the temperate deciduous forest have ..... A) Needles, smooth bark. B) Fruit. C) Thick bark and wide leaves. D) There are no trees. Show Answer Correct Answer: C) Thick bark and wide leaves. 36. Moderate $^{temperatures}$ are characteristics of ..... A) The polar zones. B) Areas of low altitude. C) The temperature zones. D) None of the above. Show Answer Correct Answer: C) The temperature zones. 37. True or false:The forest is home to many types of trees? A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 38. Deforestation refers to A) Cultivation of crops. B) Disappearance of forests. C) Planting of trees. D) Depletion of forests. Show Answer Correct Answer: B) Disappearance of forests. 39. ..... is an area of land that, at least part of the year, is under water. A) Forest. B) Wetland. C) Grassland. D) None of the above. Show Answer Correct Answer: B) Wetland. 40. Incredibly diverse vegetation in ..... allows for evolution of highly specialized animals A) Tropical rain forest. B) Taiga. C) Temperate deciduous forest. D) Temperate rain forest. Show Answer Correct Answer: A) Tropical rain forest. 41. Where can fish and amphibians be found in a forest? A) In rivers and streams. B) In the trees. C) Underground. D) In the snow. Show Answer Correct Answer: A) In rivers and streams. 42. Which of these could be the probable reason for disappearing forests? A) Need of timber for furniture. B) Clearing land for building housing colonies. C) Clearing land for building factories. D) All of the above. Show Answer Correct Answer: D) All of the above. 43. What is a natural forest composed of? A) Native trees. B) Exotic plants. C) Artificial structures. D) Desert sand. Show Answer Correct Answer: A) Native trees. 44. An erect and enlarged image can be formed by A) Only a convex mirror. B) Only a concave mirror. C) Only a plane mirror. D) Both convex and concave mirrors. Show Answer Correct Answer: B) Only a concave mirror. 45. Sundarbans are dominant mangrove spaces in which state A) West Bengal. B) Andhra Pradesh. C) Karnataka. D) Guz 5. Show Answer Correct Answer: A) West Bengal. 46. The okapi can only be located in the forests of which country? A) DR Congo. B) Nigeria. C) All the above. D) None of the above. Show Answer Correct Answer: A) DR Congo. 47. Forest have ..... vegetation A) Scattered. B) Man made. C) Natural. D) None of the above. Show Answer Correct Answer: C) Natural. 48. What is the resolution of the story 'My First Lifeline'? A) The protagonist is saved. B) The protagonist remains stranded. C) The protagonist finds a new home. D) The protagonist meets a new friend. Show Answer Correct Answer: A) The protagonist is saved. 49. Which of the following words means "full of life" ? A) Lively. B) Temperature. C) Temperate. D) Layers. Show Answer Correct Answer: A) Lively. 50. Which of the following was not a category defined by the British colonial rulers in India? A) Community forests. B) Village forests. C) Reserved forests. D) Protected forests. Show Answer Correct Answer: A) Community forests. 51. The removal of top fertile soil by wind, rain or running water is called A) Soil erosion. B) Deforestation. C) Soil pollution. D) Afforestation. Show Answer Correct Answer: A) Soil erosion. 52. Convex lens is also called as A) Converging lens. B) Power lens. C) Diverging lens. D) Plane lens. Show Answer Correct Answer: A) Converging lens. 53. The Arctic Tundra is located ..... A) Near the equator. B) Only on tropical islands. C) In the northern hemisphere. D) None of the above. Show Answer Correct Answer: C) In the northern hemisphere. 54. Trees help other organisms by producing oxygen and absorbing ..... A) Carbon dioxide. B) Hydrochloric acid. C) Carbon monoxide. D) Hydrogen peroxide. Show Answer Correct Answer: A) Carbon dioxide. 55. Word deciduous come from A) Latin teeth. B) Lobert deciduous. C) Latin deciduous. D) Latin decide. Show Answer Correct Answer: D) Latin decide. 56. The smallest water feature, often not considered part of the hierarchical system. Examples include springs and small seeps where water emerges from the ground. A) Lakes and Ponds. B) Linear Features. C) Point Source. D) Oceans. Show Answer Correct Answer: C) Point Source. 57. Indian Forest Service was set up in the year: A) 1865. B) 1864. C) 1854. D) 1884. Show Answer Correct Answer: B) 1864. 58. Where is the Periyar Wildlife Sanctuary located? A) Karnataka. B) Kerala. C) Bihar. D) West Bengal. Show Answer Correct Answer: B) Kerala. 59. Mr. and Mrs. Webb have which two children? A) George and Rebecca. B) Wally and Emily. C) Robert and Henry. D) Sunshine and SarahMoon. Show Answer Correct Answer: B) Wally and Emily. 60. What currently is the main threat to our forests? A) Logging. B) Clearing for Agricultural Land. C) Forest Fires. D) Invasive Species. Show Answer Correct Answer: B) Clearing for Agricultural Land. ← PreviousNext →Related QuizzesScience QuizzesClass 7 QuizzesClass 7 Science Chapter 12 Forests Our Lifeline Quiz 1Class 7 Science Chapter 12 Forests Our Lifeline Quiz 2Class 7 Science Chapter 12 Forests Our Lifeline Quiz 3Class 7 Science Chapter 12 Forests Our Lifeline Quiz 4Class 7 Science Chapter 12 Forests Our Lifeline Quiz 5Class 7 Science Chapter 12 Forests Our Lifeline Quiz 7Class 7 Science Chapter 12 Forests Our Lifeline Quiz 8Class 7 Science Chapter 12 Forests Our Lifeline Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books