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NEET2026BiologyChapterActual

Select the correct match of the population interaction with its corresponding sign representation, where ' + ' indicates a beneficial interaction, ' - ' indicates a detrimental interaction, and ' 0 ' indicates a neutral interaction.

Options

  1. ACommensalism : (+, +)
  2. BAmensalism : (-, 0)
  3. CParasitism : (-, -)
  4. DCompetition : (-, 0)

Correct answer

B. Amensalism : (-, 0)

Step-by-step solution

Population interactions are represented by signs indicating the effect on each species. A beneficial interaction is denoted by + , a detrimental interaction by - , and a neutral interaction by 0 . Commensalism is an interaction where one species benefits and the other is neither harmed nor benefited, represented as (+, 0) . Amensalism is an interaction where one species is harmed and the other is unaffected, represented as (-, 0) . Parasitism is an interaction where one species benefits at the expense of the other,

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