MULTIPLE CHOICE:
1. Renewable energy is generally better for the environment as it produces less pollution.
a. true
b. false
c. sometimes true, sometimes false
d. cannot be determined
2. A mineral that is used in water purification process.
a. borax
b. chalcopyrite
c. zeolite
d. bentonite
Answers & Comments
Answer:
1.B
2.D
Explanation:
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