AIIMS2003Botany-Environmental Science
AIIMS 2003 Botany Water Pollution MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Biological Oxygen Demand (BOD) is a measure of:
A
industrial wastes poured into water bodies
B
extent to which water is polluted with organic compounds
C
amount of carbon monoxide inseparably combined with haemoglobin
D
amount of oxygen needed by green plants during night.
Correct Answer
Option B
Detailed Explanation
To measure water pollution, Biological Oxygen Demand or BOD test is made.
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