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NEETBotanyBiodiversity and its Conservation

What is causing the decline of commercially important species of marine fish populations around the world?

Options

  1. AAlien species invasions
  2. BCo:extinctions
  3. CHabitat loss and fragmentation
  4. DOver:exploitation

Correct answer

D. Over:exploitation

Step-by-step solution

: Humans have always depended on nature for food and shelter, but when ‘need’ turns to ‘greed’, it leads to over-exploitation of natural resources. Many species extinctions in the last 500 years (Steller’s sea cow, passenger pigeon) were due to overexploitation by humans . Presently many marine fish populations around the world are over harvested, endangering the continued existence of some commercially important species

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