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The possible beneficial affect of grazing animals is the

1. Removal of wild animals
2. Eradication of weeds
3. Removal of wild plants
4. Addition of their excrete to the soil

Correct answer: Addition of their excrete to the soil

Solution

Grazing animals can benefit ecosystems by depositing dung and urine, which add nutrients back into the soil. This helps improve soil fertility and supports plant growth.

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