Practice Water Pollution Multiple Choice Questions with Answers Quiz-3 - MCQGeeks.com

Q.1.

Main Producers in ocean are?

Zooplankton and water
Small Plankton and Zooplankton
Coral reefs and Sponges
Algae and other microscopic organisms

Q.2.

A body of water that has high turbidity??

Cloudy
Clear
Acidic
Basic

Q.3.

What is a biologic indicators?

Insect larvae
Many kinds of trout and mayflies
Monitor the health of the ecosystem
Variety of organisms clean the water

Q.4.

Under what conditions are large numbers of fish in a lake most likely to die?

Right after a storm with heavy rainfall
When turbidity is low and Temperature are in average range
High pH
When waters dissolved oxygen is high and temperatures are lower than averge

Q.5.

What is a Non-Point source Pollution?

Soil from farms
Acid rain
Damaged Sewer Pipe or system
Salts from irrigation of farm fields

Q.6.

What is a point-source pollution?

Oil spilling from supertanker
Drainpipe spilling waste into river
Toxic Chemicals
Single sites of waste

Q.7.

Which of the following affects how freshwater is used?

Age
Population size
Education
GPA

Q.8.

Canada's lakes have _____ % of the world's surface freshwater

20
60
100
0.03

Q.9.

Where is the majority (>60%) of the world's surface freshwater?

Canada
Near unpopulated areas
In large cities
On islands

Q.10.

How many gallons of water are used from Lake Michigan EACH DAY?

100
1 billion
3 million
1 million