Chapter 16: Physical & Chemical Changes - Science Mcqs for Grade 7


Q.  The chemist who started plastic industry was an

a. Chinese
b. Indian
c. American
d. British


ANSWER: See Answer
 
No explanation is available for this question!
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MCQs:  When gas is cooled down, it changes its state into liquid. This is called
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MCQs:  The plastic industry began in
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