Bio-Diversity
Telangana Board · Class 10 · English
Flashcards for Bio-Diversity — Telangana Board Class 10 English. Quick Q&A cards covering key concepts, definitions, and formulas.
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What does Wangari Maathai say people in rural areas need from the environment?
Answer
People in rural areas need clean drinking water, food, energy in the form of firewood, building material, and fodder for animals. These basic needs all come from the land, so they are closely connecte…
Why does deforestation affect water supply and rainfall?
Answer
Forested mountains act as water towers. When forests are cut down, they cannot hold water properly. Rainwater runs away instead of entering the ground, so rivers dry up, water becomes scarce, and rain…
What is the connection between peace and natural resources?
Answer
Many wars are fought over natural resources. Conflict grows when resources are degraded, badly managed, or controlled by a few people. Fair and careful use of resources helps peace.
What are the three legs of Wangari Maathai’s African stool metaphor?
Answer
The three legs are peace, good governance, and sustainable management of resources. Development is compared to the basin that rests on these three legs.
Why were exotic trees like pines and eucalyptus a problem?
Answer
They grew fast and gave timber, but they destroyed local biological diversity. Many local plants and animals disappeared, and the forests could no longer support the environment as before.
What happened to the rivers after the forests were cut down?
Answer
The rivers started drying up because the forests could no longer store water and release it slowly into underground reservoirs and streams.
What message is given by the line 'When we plant a tree we plant hope'?
Answer
Planting a tree means creating a better future. A tree gives shade, soil protection, food, fuel, and support for life. It stands for care, responsibility, and long-term hope.
What does 'Foresters without Diplomas' mean?
Answer
It refers to rural women who learned to plant and care for trees even without formal education. They became skilled through practice and confidence.
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