This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Science Chapter 12 Forests Our Lifeline – Quiz 36 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 12 Forests Our Lifeline Quiz 36 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. If a plant shows growth, it A) Withers and dries up. B) Lives and becomes bigger. C) Provides homes for animals. D) Provides seeds for other plants. Show Answer Correct Answer: B) Lives and becomes bigger. 2. What percentage of forests in the United States are privately owned? A) 15. B) 32. C) 58. D) 64. Show Answer Correct Answer: C) 58. 3. Mountain Forests are found in A) Western Ghats. B) Eastern Ghats. C) North-East. D) West-North. Show Answer Correct Answer: C) North-East. 4. Rains may also damage the A) Roots. B) Soil. C) Humus. D) None of these. Show Answer Correct Answer: B) Soil. 5. What makes kelp a sustainable food source? (6:36) A) It grows faster than wheat and doesn't use freshwater. B) Kelp cannot be eaten. C) It needs pesticides to grow. D) It requires a lot of freshwater to grow. Show Answer Correct Answer: A) It grows faster than wheat and doesn't use freshwater. 6. Arboreal animals live in the ..... layer. A) Crown. B) Canopy. C) Understorey. D) Forestfloor. Show Answer Correct Answer: B) Canopy. 7. Select which animals life at the TOP part of a kelp forest. A) Eels. B) Sea stars. C) Jellyfish. D) Lobsters. E) Sea otters. Show Answer Correct Answer: E) Sea otters. 8. Erosion is one disadvantage of ..... A) Selective cutting. B) Sustainable wood. C) Certified wood. D) Clear-cutting. Show Answer Correct Answer: D) Clear-cutting. 9. Which biome has the most BIODIVERSITY, also known as having the most types of organisms? A) The Taiga, because it has the least number of species living there. B) The Tropical Rainforest, because it has the most different species living there. C) The Temperate Forest, because it has the least number of species living there. D) The Taiga, because it has the most different species living there. Show Answer Correct Answer: B) The Tropical Rainforest, because it has the most different species living there. 10. Why did the author include a caption with the picture? (Jacob Villalobos) A) To describe what is a food forest. B) To describe a location of a food forest. C) To a LeResche speech. D) The varieties of fruit and nut trees around the U.S. Show Answer Correct Answer: B) To describe a location of a food forest. 11. Which of the following best describes a tropical rain forest? A) Dense, thick soil good for growing. B) Animals with specialized adaptations to avoid competition. C) Very few trees due to the poor soil quality. D) Most species very similar due to constant temps and rainfall. Show Answer Correct Answer: B) Animals with specialized adaptations to avoid competition. 12. Which of the following state has got largest forest in the country? A) Madhya pradesh. B) Arunachal Pradesh. C) Chhatisgarh. D) Maharashtra. Show Answer Correct Answer: A) Madhya pradesh. 13. Dead or dying trees that provide food for insects, shelter and nesting spots A) Snags. B) Canopy. C) Understory. D) Source of clean water. Show Answer Correct Answer: A) Snags. 14. Plants release oxygen into the atmosphere during photosynthesis. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 15. What is the annual rainfall or precipitation per year in Boreal Forests? A) 12-20 inches. B) 30-60 inches. C) 60-100 inches. D) 100+ inches. Show Answer Correct Answer: A) 12-20 inches. 16. Which type of organism always occurs at the first step in every food chain? A) Heterotroph. B) Autotroph. C) Saproph. D) Scavenger. Show Answer Correct Answer: B) Autotroph. 17. Forest increases ..... A) Rainfall. B) Soil erosion. C) Flood. D) Air pollution. Show Answer Correct Answer: A) Rainfall. 18. Which trees are the dominant species in coniferous forests? A) Pines, spruces, firs, and larches. B) Palm trees. C) Oak trees. D) Maple trees. Show Answer Correct Answer: A) Pines, spruces, firs, and larches. 19. No ..... no forest floor. A) Decomposersers. B) Consumers. C) Producers. D) Fungi. Show Answer Correct Answer: A) Decomposersers. 20. The force that a column of air applies on the air or surface below it A) Dew point. B) Air pressure. C) Humidity. D) None of the above. Show Answer Correct Answer: B) Air pressure. 21. Which of the following would you prefer to use while reading small letters found in a dictionary?(a) A convex lens(b) A convex mirror(c) A concave lens(d) Either (a) or (b) A) A. B) B. C) C. D) D. Show Answer Correct Answer: A) A. 22. This fishing method has been outlawed to help manage resources for a sustainable yield. A) Using nets with a large mesh size. B) Poisoning fish. C) Maintaining aquaculture bays. D) Fishing off the coast of California and New England. Show Answer Correct Answer: B) Poisoning fish. 23. Who is Howie Newsome? A) Milkman. B) Paper boy. C) Doctor. D) Town drunk. Show Answer Correct Answer: A) Milkman. 24. A reserved area for the endangered species A) Biodiversity. B) Wildlife sanctuary. C) National park. D) None of the above. Show Answer Correct Answer: B) Wildlife sanctuary. 25. Forests provide a livelihood for more than ..... people around the world. A) 1.3 million. B) 13 million. C) 1.3 billion. D) 30 million. Show Answer Correct Answer: B) 13 million. ← 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