South Carolina Science Grade 7

Section 2: Lakes and Reservoirs

Self-Check Quiz - English

1.
What formed the Great Lakes?
A)construction workers
B)uplift
C)glaciers
D)volcanoes
2.
How can the movement of Earth's crust form a lake?
A)It could dissolve a lake bed.
B)It could form a depression that fills with water.
C)It could uplift the rock.
D)It could split open.
3.
When a dam blocks the flow of a river, what happens?
A)It dries up the river.
B)The river moves around it.
C)It forms a reservoir.
D)The sediment in the river drops.
4.
What organisms live in all parts of a lake?
A)frogs
B)single-celled organisms
C)birds
D)fish
5.
A lake has filled up and become dry land. What caused this?
A)the Sun
B)a hole in the bottom of the lake
C)sediment from runoff
D)rainwater
6.
When water in a lake mixes due to changing seasons, this is called __________.
A)convection
B)seasonal mixing
C)turnover
D)blending
Glencoe Online Learning CenterScience HomeProduct InfoSite MapContact Us

The McGraw-Hill CompaniesGlencoe

Please read our Terms of Use and Privacy Policy before you explore our Web site. To report a technical problem with this Web site, please contact the Web Producer.