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

NCERT Class X
Science - Exemplar Problems

Chapter_Our Environment

2

Answers

2015-05-31T17:35:27+05:30
D] they are made up of non biodegradable materials
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2015-05-31T19:43:51+05:30
They re made up of non-biodegradable materials
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