1. Explain why there is a need of variety of animals and plants in a forest. 2. How can forest be conserved? 3. Write any four factors which are responsible for the destruction of forest. 4. Explain why there is no waste in a forest. 5. Explain the role of forest in maintaining the balance between oxygen and carbon dioxide in the atmosphere. 6. Why is it dark inside a forest? 7. Mention any 2 ways in which plants and animals are interdependent. 8. We are often advised to plant more trees and not to cut the existing ones. Why? What values are shown by a person who practices tree conservation? 9. Deforestation may lead to floods. Why? 10. Paheli while moving in a forest observed that there was no noice pollution though lots of heavy vehicles were passing from the nearby highway, explain why?
Answers
Answer:
ans no .. 1 A greater variety of plants and animals in the forests helps it to regenerate and grow. Greater variety of plants means more food and habitat for the herbivores. An increase in herbivores means more food for carnivores. Decomposers help to maintain the supply of nutrients to the soil and to the growing plants.
ans ..no 2 Forest Conservation. Forest conservation as the name suggests is the preservation and the protection of forests. It also involves the reversal of deforestation and environmental pollution. The preservation of all natural resources is absolutely essential for the balance of our ecosystem
ans .... 3.. The main causes of deforestation can actually be lead back especially to:
substitution of forest areas with cultivations and breeding
timber extraction
firewood collection
road and infrastrucutre constructive
Explanation: