This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Science Chapter 12 Forests Our Lifeline – Quiz 8 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 12 Forests Our Lifeline Quiz 8 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The following are all examples of ..... within an ecosystem. Grass, trees, flowers, bears, and fish A) Abiotic factors. B) Biotic factors. C) Extinction. D) None of the above. Show Answer Correct Answer: B) Biotic factors. 2. Which of the following has the strongest stem? A) A tree. B) A creeper. C) A climber. D) A bush. Show Answer Correct Answer: A) A tree. 3. Which among these is not a part of India? A) Western Ghats. B) Andaman And Nicobar. C) Eastern ghats. D) None of these. Show Answer Correct Answer: D) None of these. 4. What is the main type of kelp that forms dense beds along rocky coastlines? A) Giant Kelp. B) Sea Palms. C) Bull Kelp. D) Feather Boa Kelp. Show Answer Correct Answer: D) Feather Boa Kelp. 5. MICROORGANISMS PRODUCE ..... BY ACTING UPON DEAD PLANTS A) WOOD. B) HUMUS. C) MUSHROOM. D) SAND. Show Answer Correct Answer: C) MUSHROOM. 6. Kaziranga National park situated in Assam is famous for A) Birds. B) One-horned rhino. C) Tiger. D) Asiatic lions. Show Answer Correct Answer: B) One-horned rhino. 7. Forests that grow in areas where salty sea water mixes with fresh water is called ..... A) Coniferous forests. B) Deciduous forests. C) Tidal forests. D) Mediterranean forests. Show Answer Correct Answer: C) Tidal forests. 8. How do extra layers of fat help animals survive in the Tundra? A) It provides them with water. B) It helps them sink into water to find food. C) It insulates their body and keeps them warm. D) None of the above. Show Answer Correct Answer: C) It insulates their body and keeps them warm. 9. Which layer of the rainforest is this describing:If we visited this layer we would see fallen leaves, decaying trees, tapirs, termites, and scorpions. A) Forest Floor. B) Understory. C) Canopy. D) Emergent. Show Answer Correct Answer: A) Forest Floor. 10. What are the many and varied benefits to humans provided by the natural environment and healthy ecosystems? A) Economic Services. B) Ecosystem Services. C) Forest Services. D) I don't know. Show Answer Correct Answer: B) Ecosystem Services. 11. Silver fir is found in the following type of vegetation A) Montane Forest. B) Mangrove Forest. C) Thorn Forest. D) Deciduous Forest. Show Answer Correct Answer: A) Montane Forest. 12. What is the function of natural forests to the local community? A) I and II. B) I dan iv. C) II and III. D) Eii than ehi. E) I Mining Location Source of Income III Food Sources Agricultural Area Transfer. Show Answer Correct Answer: C) II and III. 13. Santhal tribes are found in the region of A) Northeastern area. B) Jharkhand. C) All the above. D) None of the above. Show Answer Correct Answer: B) Jharkhand. 14. Sequence that represents the series of eating and being eaten is called A) Food series. B) Food web. C) Food hub. D) Food chain. Show Answer Correct Answer: D) Food chain. 15. Fact or opinion:To reach the hardwood trees, loggers damage other trees and soil, making it hard for young trees to grow. A) Fact. B) Opinion. C) All the above. D) None of the above. Show Answer Correct Answer: A) Fact. 16. Forest acts as natural ..... of rainwater. A) Habitat. B) Water. C) Burrows. D) Absorber. Show Answer Correct Answer: D) Absorber. 17. Leafless plants like ferns and mosses grow in A) Canopy. B) Understorey. C) Forest floor. D) All of these. Show Answer Correct Answer: C) Forest floor. 18. The largest of the water features. These are the deepest parts of the oceans, often characterized by the presence of underwater features like ridges, trenches, and seamounts. A) Open Ocean. B) Seas and Gulfs. C) Estuaries. D) Point Source. Show Answer Correct Answer: A) Open Ocean. 19. Which country has the largest rain forest in the world? A) Canada. B) Chile. C) Brazil. D) Argentina. Show Answer Correct Answer: C) Brazil. 20. What is the primary function of roots in forest trees? A) Photosynthesis. B) Nutrient absorption. C) Seed dispersal. D) Pollination. Show Answer Correct Answer: B) Nutrient absorption. 21. What role does the Taiga biome play in global carbon cycling? A) It releases carbon dioxide into the atmosphere. B) It absorbs carbon dioxide from the atmosphere. C) It has no impact on carbon cycling. D) It absorbs oxygen and releases carbon dioxide. Show Answer Correct Answer: B) It absorbs carbon dioxide from the atmosphere. 22. What is the main idea of this article? A) A. Most big rain forest animals live on the rain forest floor. B) B. Many different kinds of animals live in rain forests. C) C. The Amazon is the world's largest rain forest. D) None of the above. Show Answer Correct Answer: B) B. Many different kinds of animals live in rain forests. 23. Tendu leaves are used for: A) Extraction of Bee Wax. B) Making furniture. C) Particular wrapping purposes. D) Making dyes. Show Answer Correct Answer: C) Particular wrapping purposes. 24. Since the soil in the tundra is permanently frozen (permafrost) the plants have shallow roots. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 25. We should not throw cooking oil and paint down the drain because A) They break the pipe. B) They harden and clog the pipe. C) They flow through the drain freely. D) None of these. Show Answer Correct Answer: B) They harden and clog the pipe. ← 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 9Class 7 Science Chapter 12 Forests Our Lifeline Quiz 10Class 7 Science Chapter 12 Forests Our Lifeline Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books