This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Science > Forests Our Lifeline > Class 7 Science Chapter 12 Forests Our Lifeline – Quiz 5 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 12 Forests Our Lifeline Quiz 5 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The trees in the Evergreen forest are andhave leaves?a. Thorny and shortb. Short and broadc. Thorny and Talld. Tall and Broad A) C. B) D. C) B. D) A. Show Answer Correct Answer: B) D. 2. Which of the following is a major threat to forest ecosystems? A) Seasonal changes. B) Deforestation. C) Overpopulation of native species. D) Natural forest fires. Show Answer Correct Answer: B) Deforestation. 3. Most of the impact on forests has been caused by the conversion of forests to which of the following? A) Grocery stores. B) Housing development. C) Agricultural land. D) Retail stores. Show Answer Correct Answer: C) Agricultural land. 4. Mangroves are found in A) Salty water. B) Marshy land. C) All the above. D) None of the above. Show Answer Correct Answer: C) All the above. 5. In which district is the Chipko movement Started?a. Chamoli district, b. Chittoor Districtc. Anakapallid. None A) D. B) C. C) A. D) B. Show Answer Correct Answer: C) A. 6. What is the importance of forest resource management to the country? A) I and II. B) I dan IV. C) II and III. D) III than IV. Show Answer Correct Answer: A) I and II. 7. What was the name of the English Botanist/Scientist who was able to convince his parliamentarian friend of the need to enact a law to protect a portion of Tobago's rainforest in order to maintain the water cycle on the island? A) Same Jenyns. B) Stephen Hales. C) Stephen Jenyns. D) Soame Hales. Show Answer Correct Answer: B) Stephen Hales. 8. Famous composer Johann Sebastian Bach was born on the edge of which German forest? A) Teutoburg Forest. B) Black Forest. C) Thuringian Forest. D) None of the above. Show Answer Correct Answer: C) Thuringian Forest. 9. When is Van Mohotsav celebrated? A) First day of January. B) Sixth day of October. C) First week of July. D) Second week of December. Show Answer Correct Answer: C) First week of July. 10. Deer, bears, bobcats, and squirrels are common in ..... forests. A) Temperate. B) Tundra. C) Tropical. D) Taiga. Show Answer Correct Answer: A) Temperate. 11. ..... forests are found in Rajasthan and Gujarat. A) Evergreen. B) Thorn. C) Coniferous. D) Mangrove and Tidal. E) Deciduous. Show Answer Correct Answer: B) Thorn. 12. This leads to muddy waterways, flooding, habitat degradation, increased runoff and lower quality drinking water A) Increased biodiversity. B) Stand regrowth. C) Soil erosion. D) Carbon cycling. Show Answer Correct Answer: C) Soil erosion. 13. The sequence of living organisms in which one organism eats another is called? A) Food chart. B) Food chain. C) Food choice. D) None of the above . Show Answer Correct Answer: B) Food chain. 14. Which among the following is the smallest forest animal? A) Boar. B) Tiger. C) Porcupine. D) Bison. Show Answer Correct Answer: C) Porcupine. 15. Which of the following trees are most common in boreal forests? A) Coniferous. B) Deciduous. C) Deciduous broadleaf. D) Broadleaf. Show Answer Correct Answer: A) Coniferous. 16. Which tree is used as fuel? A) Rosewood. B) Timber. C) Firewood. D) Wood pulp. Show Answer Correct Answer: C) Firewood. 17. In certain villages, they are surronded by Forests, so they recieve high amount of rainfall and lot of noise pollution ..... A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 18. Leaves of deciduous trees are A) Reduced to spines. B) Needle shaped. C) Broad. D) None of the above. Show Answer Correct Answer: C) Broad. 19. World Forest Day is celebrated on ..... A) 21st of January. B) 1st of March. C) 21st of March. D) None of the above. Show Answer Correct Answer: C) 21st of March. 20. The uppermost level of the forest formed by leafy tree tops. While the ..... shades the lower levels of the forest, its foliage acquires the sun's energy to support forest life. A) Subflo. B) Floor. C) Timberline. D) Canopy. Show Answer Correct Answer: D) Canopy. 21. Temperate forests are can be made of two different tree types ..... A) Oak trees and shrubs. B) Deciduous and trees with leaves. C) Coniferous and deciduous. D) Pine trees and maples trees. Show Answer Correct Answer: C) Coniferous and deciduous. 22. How does the triangle shape of conifers protect them? A) Snow does not pile up so the branches won't snap. B) Birds can't land on them. C) They are pretty so people won't cut them down. D) None of the above. Show Answer Correct Answer: A) Snow does not pile up so the branches won't snap. 23. Chipko Andolan literally means A) Cut few trees movement. B) Cut the tree movement. C) Grow more trees movement. D) Hug the trees movement. Show Answer Correct Answer: D) Hug the trees movement. 24. How do coniferous trees in the Taiga biome adapt to conserve water during the winter? A) By producing antifreeze compounds in their sap. B) By shedding their leaves. C) By reducing their metabolic rate. D) By storing water in their roots. Show Answer Correct Answer: B) By shedding their leaves. 25. Which organization works to develop logging methods that maintain forests as renewable resources? A) United States Woodland Creatures Foundation. B) United States Forest Preservation. C) United States Tree Huggers. D) United States Forest Service. Show Answer Correct Answer: D) United States Forest Service. 26. The amount of water vapor present in the air compared to the maximum amount that the air can hold at that temperature A) Isobar. B) Relative humidity. C) Weather. D) None of the above. Show Answer Correct Answer: B) Relative humidity. 27. Water gets evaporated into atmosphere by leaves of plants by the process of ..... A) Boiling. B) Respiration. C) Condensation. D) Transpiration. Show Answer Correct Answer: D) Transpiration. 28. About 20% of the total forest cover of India is located in the state of ..... A) Rajasthan. B) Madhya pradesh. C) Goa. D) None of these. Show Answer Correct Answer: B) Madhya pradesh. 29. What is the weather like in the tropical rainforest? A) Hot in the summer and cold in the winter. B) Hot during the day but freezing cold at night. C) Hot and humid all year round. D) Four distinct seasons (hot=summer, cold=winter, cool=fall, warm=spring). Show Answer Correct Answer: C) Hot and humid all year round. 30. Which of the following layers of a forest is directly above the understory? A) Forest Floor. B) Canopy. C) Shrub Layer. D) Emergent Layer. Show Answer Correct Answer: B) Canopy. 31. Green Plants and Algae are A) Autotrophs. B) Heterotrophs. C) None of these. D) None of the above. Show Answer Correct Answer: A) Autotrophs. 32. Do the leaves of the Deciduous trees fall off during summer? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. 33. Ocean animals that spiny skin and tube feet, including sea stars, sea cucumbers, and sea urchins A) Marine Chordata. B) Marine Echinoderm. C) Keystone Species. D) Marine Arthropod. Show Answer Correct Answer: B) Marine Echinoderm. 34. Among the tallest trees in the world are the conifer trees that live near the tops of mountains. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 35. What are the four layers of a tropical rain forest? A) Top, bottom, middle. B) Emergent, canopy, understory, and forest floor. C) Up super high, high, middle, low. D) None of the above. Show Answer Correct Answer: B) Emergent, canopy, understory, and forest floor. 36. This biome contains American black bear, raccoon, porcupine, frog, and white tailed deer A) Desert. B) Taiga. C) Chaparral. D) Temperate deciduous forest. Show Answer Correct Answer: D) Temperate deciduous forest. 37. Gir forest in ..... is the home of lions. A) Punjab. B) Gujarat. C) Rajasthan. D) Delhi. Show Answer Correct Answer: B) Gujarat. 38. The various components of the forest are interdependent on one another A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 39. Where are the tallest trees in the world located? A) Russia. B) California. C) Brazil. D) Canada. Show Answer Correct Answer: B) California. 40. How are tropical and temperate rain forests ALIKE? A) Layers. B) Same seasons. C) Warm and cool. D) None of the above. Show Answer Correct Answer: A) Layers. 41. What decomposes the sludge ..... A) Anaerobic Bacteria. B) Aerobic Battery. C) Both of the above. D) None of these. Show Answer Correct Answer: A) Anaerobic Bacteria. 42. Why is the presence of insects in the rain forest ecosystem important? A) Insects create energy needed by other animals. B) Insects store water needed by other animals. C) Insects are a source of food for many organisms living in this ecosystem. D) None of the above. Show Answer Correct Answer: C) Insects are a source of food for many organisms living in this ecosystem. 43. Where can you find a forest? A) All over the world. B) In Africa. C) In my backyard. D) At school. Show Answer Correct Answer: A) All over the world. 44. There are ..... types of forests in India. A) Four. B) Seven. C) Five. D) Three. Show Answer Correct Answer: C) Five. 45. What is one of the main benefits of redwoods in supporting a rich ecosystem? A) Providing shelter for many animals. B) Being the tallest trees in the world. C) Having a unique bark texture. D) Growing in tropical rainforestsTagsMain ideas and supporting details. Show Answer Correct Answer: A) Providing shelter for many animals. 46. ..... a community of interacting organisms and their environment. The size can be anywhere from the insects living under a rock to the entire ocean! A) Abiotic Factors. B) Deforestation. C) Ecosystem. D) Biotic Facts. Show Answer Correct Answer: C) Ecosystem. 47. How do natural forests reproduce? A) Artificially. B) Naturally. C) Through machines. D) By human planting. Show Answer Correct Answer: B) Naturally. 48. What is a major threat to kelp forests? (7:03) A) Increased sunlight. B) Overfishing in the ocean. C) Human-related stresses and environmental conditions. D) Too much freshwater. Show Answer Correct Answer: C) Human-related stresses and environmental conditions. 49. Which of the product is not obtained from a forest? A) Catechu. B) Gum. C) Ginger. D) Honey. Show Answer Correct Answer: C) Ginger. 50. ..... plants can survive without water for long durations. A) Thorny. B) Montane. C) Mangrove. D) Deciduous. Show Answer Correct Answer: A) Thorny. 51. What is a recent development in the way humans interact with substances found in nature? A) Humans have stopped using natural substances. B) Humans have begun experimenting with making substances we can't find in nature. C) Humans have started arranging atoms and molecules in the lab for the first time. D) Humans have discovered plastic in the rain forests. Show Answer Correct Answer: B) Humans have begun experimenting with making substances we can't find in nature. 52. Consevation of forest A) Paper products should be recycled. B) Wood as a fuel should be discourage. C) Construction of dams. D) Both A and B. Show Answer Correct Answer: D) Both A and B. 53. What is the term used to describe the top layer of trees in a forest? A) Understorey. B) Herbs. C) Canopy. D) Shrubs. Show Answer Correct Answer: C) Canopy. 54. How can kelp be used in agriculture? (19:05) A) Kelp cannot be used in agriculture. B) As a pesticide. C) To increase soil erosion. D) Reducing methane emissions from livestock. Show Answer Correct Answer: D) Reducing methane emissions from livestock. 55. Decaying biological matter of the soil is known as ..... A) Humus. B) Dekposer. C) All the above. D) None of the above. Show Answer Correct Answer: A) Humus. 56. True or false:Deer live in the forest A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 57. Save trees (to store) ..... A) Carbon dioxide. B) Vitamins. C) Zucker. D) Oxygen. Show Answer Correct Answer: A) Carbon dioxide. 58. What are deciduous trees? A) Trees that drop their leaves for the winter. B) Trees that have a short lifespan. C) Trees that bear fruit. D) Trees with pine cones. Show Answer Correct Answer: A) Trees that drop their leaves for the winter. 59. The path of the light is(a) always a straight line(b) a curved line(c) a zig-zag line(d) depends on the medium A) C. B) B. C) A. D) D. Show Answer Correct Answer: C) A. 60. Which statement is true about camouflage? A) It only helps predators sneak up on prey. B) It helps predators sneak up on prey, and it helps prey hide from predators. C) It only helps prey hide from predators. D) None of the above. Show Answer Correct Answer: B) It helps predators sneak up on prey, and it helps prey hide from predators. ← 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 6Class 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