Chapter 6 | Physiography of Lakes and Reservoir (Lake Stratification)

Question 1

A primary factor creating stratification of lakes
is the difference in __________ resulting from ___________

Answer 1

density; temperature

Question 2

the layer of water that
interacts with the wind
and sunlight, so it becomes
the warmest and contains
the most dissolved oxygen.

Answer 2

EPILIMNION

Question 3

rarely gets any direct
warmth from the sun and
is isolated from the air at
the surface of the lake.

Answer 3

HYPOLIMNION

Question 4

The middle layer in a thermally
stratified lake or reservoir. In
this layer there is a rapid
decrease in temperature with
depth

Answer 4

METALIMNION

Question 5

During the early spring in a cold-temperate
lake, the water is _________

Answer 5

isothermal

Question 6

lakes that are characterized by a lack of
mixing: some lakes never circulate.

Answer 6

AMICTIC LAKE

Question 7

Lakes that are characterized by full mixing of water

Answer 7

HOLOMICTIC LAKE

Question 8

Lakes that show partial or
incomplete mixing.

Answer 8

MEROMICTIC LAKE