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Aquatic 1st Six Weeks

Authored by kyle rimler

Biology

11th Grade

Used 5+ times

Aquatic 1st Six Weeks
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35 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Eutrophication is caused by

runoff of excessive fertilizer and nutrients
cleaning up waterways
using nuclear energy
using solar energy

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

An area where animals and plants have stopped thriving is known as a

desert
dead zone
tundra
taiga

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

How do nitrate levels affect the health of a water system?

As nitrates decrease, there is an increase in plant growth
nitrates cause bacteria to consume large protein molecules
nitrates cause aquatic organisms to die due to oxygen depletion
as nitrates increase, there is an increase in dissolved oxygen

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which would a scientist expect to find in a lake that experienced a sudden increase in nitrate levels?

an increase in temperature
an increased number of fish
an increase in dissolved oxygen
an increased amount of algae and aquatic plants

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 ______is caused by gravity and results in particles collecting at the bottom.

containment
sedimentation
stewardship
potable

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

_________ can cause the water surface to turn green.

algae blooms
contamination
freshwater
eutrophication

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

____________________ occurs when water contains excess nutrients and excess plant growth.

sedimentation
algae blooms
stewardship
eutrophication

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