NEET Biology question

Not in NEET syllabus

High value of BOD (Biochemical Oxygen Demand) indicates that **[AIPMT 2015]**

(A)Water is pure
(B)Water is less polluted
(C)Consumption of organic matter in the water is lower by the microbes
(D)Water is highly polluted by organic matter (high microbial consumption of oxygen)Correct

Answer: (D)

Solution

According to NCERT Class 12 Biology (Chapter 16, page 274), Biochemical Oxygen Demand (BOD) is a measure of the organic matter present in water. The greater the BOD of wastewater, the more is its polluting potential and

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Question ID VK-130396