Multiple choice

What is one of the drawback of hydroelectric power?

  1. cost

  2. wastes water

  3. environmental impact

  4. unreliable
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Hydroelectric dams can significantly alter ecosystems, disrupt fish migration, and flood large areas of land. While cost is a factor, environmental impact is a primary, widely recognized drawback.

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