Which one of the following is the correct sequence of ecosystems in the order of decreasing productivity?

  • Oceans, mangroves, lakes, grasslands
  • Mangroves, grasslands, lakes, oceans
  • Mangroves, oceans, grasslands, lakes
  • Oceans, lakes, grasslands, mangroves
Which one of the following is the correct sequence of ecosystems in the order of decreasing producti
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