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प्रश्न
Assertion (A): Traditional raw materials are being replaced by petrochemical products.
Reason (R): The raw materials of the petrochemical industry are derived from petroleum.
पर्याय
Both A and R are true and R is the correct explanation of A.
Both A and R are true but R does not explain A.
A is true but R is false.
A is false but R is true.
MCQ
विधान आणि तर्क
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उत्तर
Both A and R are true and R is the correct explanation of A.
Explanation:
Petrochemical products are made from petroleum-derived feedstocks (e.g., naphtha, ethylene, benzene), so they can be mass‑produced cheaply. Because these petroleum-based materials are abundant and cost‑effective, they have replaced many traditional materials (wood, glass, metals, natural fibres) in many uses.
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