AIIMS2004Botany-Ecology
AIIMS 2004 Botany Ecosystem MCQ Question
Type: MCQ-conceptual-Medium-Class 12
A lake with an inflow of domestic sewage rich in organic waste may result in
A
drying of the lake very soon due to algal bloom
B
an increased production of fish due to lot of nutrients
C
death of fish due to lack of oxygen
D
increased population of aquatic food web organisms
Correct Answer
Option C
Detailed Explanation
Domestic sewage rich in organic waste will exert a very high demand of oxygen in order to get biodegraded.
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