Question 1

What are the three main types of streams?

Accepted Answer

Permanent, Intermittent, Ephemeral

Question 2

Why is the "Kick and Sweep" method used?

Accepted Answer

Collecting benthic macroinvertebrates - It does disturb the stream bottom but is done for the collection of benthics.

Question 3

What is lake turnover?

Accepted Answer

The entire lake's water mixing

Question 4

Which wetland is known for Sphagnum moss and being acidic?

Accepted Answer

Bog

Question 5

What percentage of the Earth's surface is freshwater?

Accepted Answer

4%

Question 6

Which wetland is characterized by being permanently saturated and having over 25% tree or tall shrub cover?

Accepted Answer

Swamp

Question 7

What is the name for shallow depressions that fill with water in the spring but dry out in summer/fall?

Accepted Answer

Vernal Pools

Question 8

What term describes a faster current equalling more erosion which eventually creates curves?

Accepted Answer

Sinuosity

Question 9

Which type of stream is most likely to have well-defined banks and a scoured bottom?

Accepted Answer

Permanent

Question 10

Which layer contains the thermocline?

Accepted Answer

Metalimnion

Question 11

Which Species At Risk Ranking does NOT have its habitat protected?

Accepted Answer

Special Concern

Question 12

Which lake division supports plant and animal plankton with the water open to effective light penetration?

Accepted Answer

Limnetic Zone

Question 13

Select two aquatic invasives in Canada.

Accepted Answer

Zebra Mussels, Round Goby

Question 14

What is the slow flowing, deepwater, often outside of a bend, section of a lotic (fast-moving) system?

Accepted Answer

Pool - Thalweg is the deepest part of the stream/river at any given location

Question 15

What is the purpose of the Ontario Wetland Evaluation System?

Accepted Answer

To assess wetlands and determine their significance

Question 16

How cold is a coldwater stream?

Accepted Answer

<19°C

Question 17

What is the study of freshwater systems?

Accepted Answer

Limnology

Question 18

Which lentic, nontidal system is dominated by trees, shrubs, or emergent vegetation?

Accepted Answer

Palustrine

Question 19

What plant species may be found in a Riparian Zone?

Accepted Answer

Blue flag Iris, Green Ash

Question 20

Thermal stratification, then turnover in lakes happens everywhere in the world.

Accepted Answer

false

Freshwater Systems Trivia Quiz

2) Why is the "Kick and Sweep" method used?

3) What is lake turnover?

4) Which wetland is known for Sphagnum moss and being acidic?

5) What percentage of the Earth's surface is freshwater?

6) Which wetland is characterized by being permanently saturated and having over 25% tree or tall shrub cover?

7) What is the name for shallow depressions that fill with water in the spring but dry out in summer/fall?

8) What term describes a faster current equalling more erosion which eventually creates curves?

9) Which type of stream is most likely to have well-defined banks and a scoured bottom?

10) Which layer contains the thermocline?

11) Which Species At Risk Ranking does NOT have its habitat protected?

12) Which lake division supports plant and animal plankton with the water open to effective light penetration?

13) Select two aquatic invasives in Canada.

14) What is the slow flowing, deepwater, often outside of a bend, section of a lotic (fast-moving) system?

15) What is the purpose of the Ontario Wetland Evaluation System?

16) How cold is a coldwater stream?

17) What is the study of freshwater systems?

18) Which lentic, nontidal system is dominated by trees, shrubs, or emergent vegetation?

19) What plant species may be found in a Riparian Zone?

20) Thermal stratification, then turnover in lakes happens everywhere in the world.