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Environmental Science Practice Test 42

Water Pollution MCQ (Multiple Choice Questions) PDF - 42

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Water Pollution MCQ Questions PDF Download: Quiz 42

MCQ 206: Which bacteria flourish in the absence of free dissolved oxygen in sewage?

A) Anaerobic Bacteria
B) Aerobic Bacteria
C) Rotifers
D) Blue green algae

MCQ 207: About 10% of solar energy is

A) Infrared
B) Ultraviolet
C) Visible
D) Harmful

MCQ 208: Categorically, a common feeding behavior is regarded as

A) Parasitism
B) Predation
C) micropredation
D) All of above

MCQ 209: The graphical representation of trophic structure and function is known as

A) Ecological Pyramid
B) Ecosystem
C) Ecological Function
D) Environment

MCQ 210: When did new york legislation passed a bill to reduce sulfur emission ?

A) 1991
B) 1997
C) 1990
D) 1992

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