Environmental Sciences, asked by srimaninayak7, 1 month ago

please give me correct answer please​

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Answered by ratnamqc
0

Answer:

Ei dont know xplanation:

Answered by bagmadhurima61
1

Answer:

23. (a) 1921

24. (c)Coal, water, air

25. (b) Silk

26. (c) PVC

27. (d) all of these

Explanation:

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