Question 21
Disposable plastic plates should not be used because

(a) they are made of materials with lightweight
(b) they are made of toxic materials
(c) they are made of biodegradable materials
(d) they are made of non-biodegradable materials

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Solution

Option (d) is correct.
Disposable plastic plates should not be used because they are made of non-biodegradable materials like plastics etc. The non-biodegradable materials cannot be broken down into harmless substances in nature, so they are the major pollutant in the environment.

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Question 21
Disposable plastic plates should not be used because

(a) they are made of materials with lightweight
(b) they are made of toxic materials
(c) they are made of biodegradable materials
(d) they are made of non-biodegradable materials

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\begin{matrix} Objects & Materials 1. Cups & a) Wood 2. Chair & b) Glass 3. Book & c) Leather 4. Shoes & d) Paper \end{matrix}

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Garbage Management

Standard X Chemistry

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Question 21 Disposable plastic plates should not be used because (a) they are made of materials with lightweight (b) they are made of toxic materials (c) they are made of biodegradable materials (d) they are made of non-biodegradable materials

Option (d) is correct. Disposable plastic plates should not be used because they are made of non-biodegradable materials like plastics etc. The non-biodegradable materials cannot be broken down into harmless substances in nature, so they are the major pollutant in the environment.

Question 21
Disposable plastic plates should not be used because

(a) they are made of materials with lightweight
(b) they are made of toxic materials
(c) they are made of biodegradable materials
(d) they are made of non-biodegradable materials

Option (d) is correct.
Disposable plastic plates should not be used because they are made of non-biodegradable materials like plastics etc. The non-biodegradable materials cannot be broken down into harmless substances in nature, so they are the major pollutant in the environment.