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GATE 2024 BT – Question 15

General Biology · Microbiology: History, bacterial classification and diversity, cell wall, Gram positive and negative bacteria, archaea, methods · 1 mark · Multiple choice

The relationship that involves the exchange of nutrients between two different species for their mutual growth is called ________.

  1. antagonism
  2. commensalism
  3. parasitism
  4. syntrophism

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Correct answer: (D) syntrophism

Explanation

Syntrophism is cross-feeding, where each partner supplies a nutrient the other needs.