This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Science Chapter 12 Forests Our Lifeline – Quiz 20 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 12 Forests Our Lifeline Quiz 20 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Forets Are Often Found Near Deserts. (Forests are often close to deserts.) A) True (true). B) False (false). C) All the above. D) None of the above. Show Answer Correct Answer: B) False (false). 2. ..... is the process of water travelling from the soil and roots up through the trunk and branches where it exits through tiny holes in the leaves. It is important because as the water travels, it carries nutrients from the soil into the plant. A) Condensation. B) Evaporation. C) Photosynthesis. D) Transpiration. Show Answer Correct Answer: D) Transpiration. 3. What need to be stopped? A) Afforestation. B) Deforestation. C) Buying things that are obtained from animals. D) Both b and c. Show Answer Correct Answer: D) Both b and c. 4. How much of the world's rain forests have been cut down? A) Over 50%. B) 25%. C) 75%. D) 5%. Show Answer Correct Answer: A) Over 50%. 5. Which forest provides for 40% of the worlds oxygen? A) Boreal Forest. B) Taiga Forest. C) Temperate Forests. D) Tropical Rainforests. Show Answer Correct Answer: D) Tropical Rainforests. 6. The top layer of the forest is above the ground cover and the subcanopy. This top layer is called the ..... A) Maximum Level. B) Canopy. C) Treetop. D) Trunk. Show Answer Correct Answer: B) Canopy. 7. When is the international forest day celebrated? A) March 1. B) January 31. C) March 21. D) April 21. Show Answer Correct Answer: C) March 21. 8. Rainforests have many tall trees and more plants than other biomes mostly because they have ..... A) Wide land area for trees. B) Many animals that need trees. C) Plenty of sunlight for plants to grow. D) Lots of rainfall all year long. Show Answer Correct Answer: D) Lots of rainfall all year long. 9. What can be found along the coast of California and is described as majestic and awe-inspiring? A) Palm trees. B) Redwood forests. C) Desert landscapes. D) Tropical beachesTagsMain ideas and supporting details. Show Answer Correct Answer: B) Redwood forests. 10. Population of these species become so small that they come under danger of extinction. A) Rare. B) Endangered. C) Extinct. D) Normal. Show Answer Correct Answer: B) Endangered. 11. Which is the top most layer of forest? A) Forest floor layer. B) River. C) Emergent layer. D) Canopy layer. Show Answer Correct Answer: C) Emergent layer. 12. Forests develop at places where annual rainfall is at least A) 200 cm. B) 200 mm. C) 300 mm. D) None of the above. Show Answer Correct Answer: B) 200 mm. 13. Is linelife a character in apex? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. 14. Something that is strange in a way that makes you feel afraid or nervous A) Eerie. B) Growth. C) Layers. D) Lively. Show Answer Correct Answer: A) Eerie. 15. A large body of circulating air with low pressure at the center and higher pressure outside of the system A) Low-pressure system. B) Dew point. C) Hurricane. D) None of the above. Show Answer Correct Answer: A) Low-pressure system. 16. What is the tree line in the mountains? A) The highest point of the forest. B) The area where the forest stops. C) The area where the forest begins. D) The lowest point of the forest. Show Answer Correct Answer: B) The area where the forest stops. 17. The removal of soil by wind or water is known as A) Soil Conservation. B) Soil Protection. C) Soil Erosion. D) None of the above. Show Answer Correct Answer: C) Soil Erosion. 18. Jewelweed, a flowering plant, has seed pods that burst open when touched and forcefully eject their seeds. These structures are favorable because they A) Aid in the dispersal of the species. B) Attract insects that aid in pollination. C) Prevent germination within the seed pod. D) Can cause genetic changes to occur. Show Answer Correct Answer: A) Aid in the dispersal of the species. 19. What are forest mainly cut for? A) Wood. B) Paper. C) Non of these. D) All of above. Show Answer Correct Answer: A) Wood. 20. Temperate forests have 4 distinct seasons A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 21. T/F Old forest have greater biodiversity than younger forests A) False. B) Old forests have no biodiversity. C) Biodiversity is not related to the age of the forest. D) True. Show Answer Correct Answer: D) True. 22. Which is the only place in the world where the Asiatic lion is protected? A) Jim Corbett National Park. B) Periyar Wildlife Sanctuary. C) Ranthambore National Park. D) Nandankanan Zoological Park. E) Provides National Park. Show Answer Correct Answer: E) Provides National Park. 23. What is plastic made from? A) Synthetic substances arranged in the lab. B) Natural substances found in the rain forest. C) Petroleum, a natural resource. D) Copies of natural substances. Show Answer Correct Answer: C) Petroleum, a natural resource. 24. Which continent has the most rain forests? A) North America. B) Asia. C) Europe. D) South America. Show Answer Correct Answer: D) South America. 25. All food chains are not linked. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. ← PreviousNext →Related 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 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 9Class 7 Science Chapter 12 Forests Our Lifeline Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books