i)Write the chemical formulas for- Rust(Iron oxide) and Lime water. ii)Write the full form of WWTP. iii)Explain how do animals dewelling in the forest help it grow and regenerate. Write any two points. *
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1. chemical formula of lime water-(CaO).
Chemical name and formula of rust- iron oxide(Fe2O3)
2. waste water treatment plan
3. i) Animals which live in the forest help it grow and regenerate in following ways: By eating vegetation they clear land for fresh growth.
ii)Animals help flowering plants in pollination and seed dispersal. Dead remains of animals make humus after decomposition.
Explanation:
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