Answers

2016-01-29T22:21:04+05:30
Human beings produce chemicals and human resources humans use earths resources for their use
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2016-01-30T19:10:05+05:30
We can say that human beings are the producers as well as consumers of resources as they are the one who produce many things for their use by using many resources of earth and they are the consumers of the things which they produce for their personal consumption.
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