Questions and Activities
Q1. Why does India have diverse biomes? How does the local geography connect to the diversity?
Answer:
India has diverse biomes because of differences in climate, temperature, rainfall, and physical features. Its forests, grasslands, deserts, mountains, and coastal regions support different types of plants and animals. Local geography influences the vegetation and wildlife found in each region.
Q2. Make a list of economically valuable native plants in your region and comment on their abundance.
Answer:
Economically valuable plants include neem, tulsi, bamboo, and medicinal herbs. These plants are useful for medicine, household needs, and other products. Their abundance varies according to local climate, soil, and geographical conditions.
Q3. Prepare a map of your state or Union Territory showing national parks and sanctuaries.
Answer:
To complete this activity, draw or use a map of your state or Union Territory. Mark and label the locations of its national parks and wildlife sanctuaries. This will help identify important protected areas for conserving biodiversity.
Q4. Study the impact of forest fires on people dependent on forests. Try to include the causes, losses, and preventive measures.
Answer:
Forest fires may occur due to climate change and human activities. They destroy homes, crops, forest resources, and wildlife, affecting the livelihoods of forest dwellers. Forest fires can be prevented through careful human activities, awareness, and preventive measures to protect forests.
Q5. Why are forests often called the ‘lungs of the Earth’?
Answer:
Forests are called the ‘lungs of the Earth’ because they help maintain oxygen levels and balance the Earth’s climate. Trees absorb carbon dioxide and release oxygen through photosynthesis. Forests also support biodiversity and help maintain ecological balance.
Q6. If large forest areas continue to be destroyed, what do you think would be its long-term effect on the global climate?
Answer:
Continued destruction of large forest areas would disturb the Earth’s climate balance. It would reduce the ability of forests to absorb carbon dioxide and maintain oxygen levels. It would also damage biodiversity, destroy habitats, and increase environmental problems.
Q7. Discuss some traditional forest conservation methods with your grandparents or an elderly person.
Answer:
Traditional forest conservation methods include protecting sacred groves and respecting forest deities. Communities such as the Gonds and Bhils follow cultural practices that encourage respect for nature. Community participation in protecting forests and using forest resources sustainably also helps conserve biodiversity.
Q8. How do forest dwellers contribute to the protection and conservation of forests?
Answer:
Forest dwellers contribute to forest conservation through their traditional knowledge and sustainable use of forest resources. They help protect trees, prevent forest fires, and participate in community forest management. Their knowledge of plants and medicinal herbs also supports biodiversity conservation.
Q9. What is a forest fire? Prepare a plan for prevention and mitigation of forest fires.
Answer:
A forest fire is a fire that spreads through forest vegetation and can destroy trees, wildlife, homes, and other resources. Forest fires can be prevented through public awareness, careful use of fire, and preventive measures. A plan should include monitoring forests, avoiding activities that may start fires, informing authorities about fires quickly, and protecting people and wildlife in affected areas.
The Big Questions (Page no. 21)
Q1. How do physiography and climate shape life on Earth?
Answer:
Physiography and climate influence the types of plants, animals, and human activities found in a region. Different environments, such as forests, grasslands, deserts, and mountains, support different forms of life according to their temperature, rainfall, and landforms.
Q2. How are humans and other life forms interconnected?
Answer:
Humans, plants, animals, and microorganisms depend on one another for survival. Animals help in pollination and seed dispersal, while microorganisms recycle nutrients. Humans depend on nature for food and other resources and also influence the environment through their activities.
Q3. What is the importance of preserving various life forms, and how can we contribute to their conservation?
Answer:
Preserving different life forms is important for maintaining biodiversity and ecological balance. We can contribute by protecting forests and wildlife, preventing deforestation, using natural resources sustainably, and supporting conservation activities that protect habitats and living organisms.
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