Answers

2014-11-04T17:32:25+05:30
50 years ago, the plants were work - free because we had lower pollution.
whereas now the plants have to work hard in order to save the environment
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see question brainly.in/question/37575
  • Brainly User
2014-11-04T17:59:18+05:30
I don't think plants are changed by any way the physiology,anatomy every thing is same, nothing has changed.
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