SarkariPYQ

SSC GD 2019 PYQ — Question 27

SSC GD Constable (English) - 9th March 2019 Shift 2 • General Awareness • Q27

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Algae are useful for humankind because they ___________________.

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Correct answer: C

Explanation

The correct answer is option 3 i.e. help to create more oxygen.

  • Algae are useful for humankind because they help to create more oxygen.
  • Maximum solar energy is trapped by algae and hence they evolve maximum amount of oxygen by the process of photosynthesis.