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WAEC Biology 2009 Question 30

Question 30

Photosynthesis and Plant Nutrition

An organism whose source of carbon is inorganic is likely to be a/an

  1. A.heterotrophic organism.
  2. B.autotrophic organism.
  3. C.symbiotic organism.
  4. D.parasitic organism.
Show the answer and explanation

Answer: B (autotrophic organism.)

Explanation

Autotrophs make their own food from inorganic carbon (carbon dioxide); heterotrophs need organic carbon from other organisms.