Answer:
1. Organic compunds are covalently linked to atoms of other elements, most commonly hydrogen, oxygen, or nitrogen.
2. Carbohydrates, lipids, proteins, and nucleic acids.
3. Glucose - In making different types of wine, in sweets and preservation of fruits juices, medicines like gluconate etc.
Benzene - In the form of solvent, in dry cleaning, by mixing it with petrol and used as fuel of engines etc.
Explanation:
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