1. Learning about ____ animals and plants may help us cure diseases. 2. In order to survive we need to protect ____ plants and animals. 3. Animals and plants ____ greatly in different parts of the world. 4. We should all make a greater ____ to the cost of protecting nature. 5. Scientists continue to ____ new species of plants and animals. 6. Animal numbers have not fallen ____ because of human behaviour. 7. New technology is an ____ that helps us to protect the environment. 8. The ____ of rare plants and animals should not be banned.

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