This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Science Chapter 12 Forests Our Lifeline – Quiz 37 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 12 Forests Our Lifeline Quiz 37 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. WHat is canoe? A) Large scale cutting on trees. B) A light wet narrow boat. C) All the above. D) None of the above. Show Answer Correct Answer: B) A light wet narrow boat. 2. Which of the following sentences uses 'lifeline' correctly? A) The lifeline was a beautiful flower. B) He threw a lifeline to the drowning man. C) She painted a lifeline on the wall. D) The lifeline was a delicious meal. Show Answer Correct Answer: B) He threw a lifeline to the drowning man. 3. Forests play a crucial role in the carbon cycle by: A) Releasing carbon dioxide. B) Absorbing carbon dioxide. C) Producing methane. D) None of the above. Show Answer Correct Answer: B) Absorbing carbon dioxide. 4. Find out the name of our National tree. A) Ashoka. B) Neem. C) Ficus religiosa. D) Banyan. Show Answer Correct Answer: D) Banyan. 5. The process by which new tree seedlings become established after forest trees have been harvested or have died from natural or man-made cause. A) Forest regeneration. B) None of these. C) All the above. D) None of the above. Show Answer Correct Answer: A) Forest regeneration. 6. What is a simple forest ecosystem? A) An ecosystem comprised of lots of plants. B) An ecosystem comprised of a few plants. C) An ecosystem comprised of one species of tree. D) An ecosystem comprised of many species of trees. Show Answer Correct Answer: C) An ecosystem comprised of one species of tree. 7. The area of forest in our state is A) 15, 604 sq kms. B) 30, 904 sq kms. C) 26, 904 sq kms. D) 30, 064 sq kms. Show Answer Correct Answer: C) 26, 904 sq kms. 8. Taigas are found between which two biomes? A) Grasslands and desert. B) Tundra and temperate forests. C) Desert and rainforest. D) Ocean and rivers. Show Answer Correct Answer: B) Tundra and temperate forests. 9. One feature of the desert vegetation A) Thick barks. B) Needle shaped leaves. C) Broad leaves. D) None of the above. Show Answer Correct Answer: A) Thick barks. 10. Tidal forests are also called- A) Sanctuaries. B) Islands. C) Plateaus. D) Mangroves. Show Answer Correct Answer: D) Mangroves. 11. Plants and animals in a forest are not dependent on one another. True or false? A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 12. What was the primary threat to our forests when early settlers arrived and traveled west through America? A) Clearing for agricultural land. B) Logging for timber. C) Harvest for maple syrup. D) None of the above. Show Answer Correct Answer: B) Logging for timber. 13. In Steppe climatic region which type of agriculture practiceda. Extensiveb. Commercialc. Intensived. Shifting A) A. B) B. C) C. D) D. Show Answer Correct Answer: A) A. 14. Micro-Organism Act Upon The Dead Plants To Produce: A) Humus. B) Mushroom. C) Sand. D) Wood. Show Answer Correct Answer: A) Humus. 15. What is the main economic significance of kelp forests? A) Supporting commercial activities like fishing and aquaculture. B) Contributing to climate change. C) Disrupting ecosystem dynamics. D) Causing coastal erosion. Show Answer Correct Answer: A) Supporting commercial activities like fishing and aquaculture. 16. Which is the uppermost layer of the forest A) Canopy. B) Understory. C) Emergent. D) Forest Floor. Show Answer Correct Answer: C) Emergent. 17. What is the role of abalone in shaping kelp forest structure? A) They are grazers that feed on kelp and other algae. B) They keep sharks away. C) They are apex predators. D) They are keystone species. Show Answer Correct Answer: A) They are grazers that feed on kelp and other algae. 18. Which of these adaptations do most taiga mammals have? A) Thick fur for warmth. B) Slick scales to repel water. C) Long arms to climb trees. D) Large ears to hear predators. Show Answer Correct Answer: A) Thick fur for warmth. 19. What is an effective way of getting local people to help save their forests? A) Education about why the forests are important. B) Paying people so they don't have to farm the land. C) Relocating people away from the forests. D) Providing people with free water and fruit. Show Answer Correct Answer: A) Education about why the forests are important. 20. The more complex an ecosystem, the ..... resistant it is to either change or damage by insects, diseases, ice storms, fire and other disasters A) Less. B) More. C) All the above. D) None of the above. Show Answer Correct Answer: B) More. 21. The ..... is the top layer of the forest which receives many hours of sunlight. A) Canopy. B) Understory. C) All the above. D) None of the above. Show Answer Correct Answer: A) Canopy. 22. Name the form of energy given out during the process of decay. A) Heat energy. B) Light energy. C) Sound energy. D) None of these. Show Answer Correct Answer: A) Heat energy. 23. Which of the following BEST MATCHES the description of the deciduous forest? A) Harsh. B) Mild. C) Extreme. D) Cold. Show Answer Correct Answer: B) Mild. 24. What are the adaptations of conifers to cold and dry environments? A) Broad leaves and flowers. B) Deciduous needles and cones. C) Evergreen needles and cones. D) Large fruits and flowers. Show Answer Correct Answer: C) Evergreen needles and cones. 25. Hibernation is a form of camouflage. 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