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Railways Sample Paper RRBs Assistant Loco Pilot and Technician CBT STAGE-I Sample Paper-15

  • question_answer
    Reduction in the dissolved oxygen content due to excessive growth of algae as a result of extra loading of nutrients in the water body is called

    A)  saponification

    B)         eutrophication

    C)  deforestation

    D)  incineration

    Correct Answer: B

    Solution :

    Excessive richness of nutrients in water bodies, frequently due to run of off from the land, which cause a dense growth of plant life and decrease in level of dissolved oxygen is termed as eutrophication.


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