Green chemistry deals with study of ?

Options

A. study of plant physiology
B. study of extraction of natural products from plants
C. detailed study of reactions involved in synthesis of chlorophyll
D. utilization of existing knowledge base reducing the chemical hazards along with development activities

Answer

**Step-by-Step Solution:**

1. **Understanding Green Chemistry**: Green chemistry is a branch of chemistry focused on designing chemical processes and products that minimize the use and generation of hazardous substances.

2. **Key Principles of Green Chemistry**: Green chemistry emphasizes the use of non-toxic substances, reducing waste, and preventing pollution at its source rather than treating it after it has been created.

3. **Application in Daily Needs**: Green chemistry aims to produce chemicals that are essential for daily life while ensuring that the methods used do not harm the environment or human health.

4. **Reduction of Chemical Hazards**: One of the main goals of green chemistry is to reduce the chemical hazards associated with chemical manufacturing and usage, thereby promoting safer alternatives.

5. **Conclusion**: Based on the principles and applications of green chemistry, it can be concluded that it deals with the study of sustainable and environmentally friendly chemical practices.

**Final Answer**: Green chemistry deals with the study of sustainable and non-toxic chemical processes.

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