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UPSC Ecology And Environment Ecology and Environment Question Bank Ecology And Environment

  • question_answer
    When two organisms attempt to utilize the same resource, the result is:
    1. A fundamental niche
    2. Competition
    3. Commensalism
    4. Mutualism
    Choose the correct option from the codes given below:

    A) 1 and 2            

    B) 2 only

    C) 3 and 4            

    D) 1, 2, 3 and 4

    Correct Answer: B

    Solution :

    Since a community comprises all the species that occur at a particular location, one of the most important things about communities is how the species interact with one another. Four different types of interactions between different species (inter specific interactions) have been identified: Competition -Two organisms mutually harm one Another Predator-prey or parasite-host- One organism benefits, the other is harmed Mutualism- Both organisms benefit Commensalism- One organism benefits, the other is not affected


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