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NEET2002BotanyPlant KingdomActual

Algae are useful because they

Options

  1. Aare large in number
  2. Bare used in alcoholic fermentation
  3. Cpurify the atmosphere
  4. Dare used in curdling of milk.

Correct answer

C. purify the atmosphere

Step-by-step solution

Maximum solar energy is trapped by algae and hence they evolve maximum amount of oxygen by the process of photosynthesis. Therefore, algae are useful because they purify the atmosphere by releasing oxygen.

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