WorksheetsTexas Ecoregions and WED
Total questions: 23
Worksheet time: 15mins
Name
Class
Date
1.
The Gulf Prairies and Marshes ecoregion experience significant soil erosion. One would expect the climate in this region to be –
a)
dry and hot.
b)
cold and snowy.
c)
wet and rainy.
d)
warm and humid.
2.
The Brazos River is the longest river in Texas, emptying into the Gulf of Mexico. What type of land formation would you expect to find where the river deposits sediments as it
reaches the Gulf?
reaches the Gulf?
a)
A cave
b)
A mountain
c)
A delta
d)
A valley
3.
Which ecoregion of Texas is most likely to be most affected by wind erosion creating sand dunes and does receive rain, it can lead to flash floods, which can weather and erode the rocks and sediment.
a)
Region 4 Gulf Coast Prairies and Marshes
b)
Region 7 Edwards Plateau
c)
Region 10 High Plans
d)
Region 11 Trans Peco
4.
How can a city help prevent water pollution in nearby lakes and rivers?
a)
Remove weeds growing near the lakes and rivers.
b)
Prevent runoff of waste materials into lakes and rivers.
c)
Use solar cells as a source of energy.
d)
Recycle paper and cardboard.
5.
In Galveston, the beaches are often exposed to hurricanes originating in the Gulf of Mexico. It is reasonable to predict that hurricane activity may...
a)
create new rivers near Galveston
b)
move sand from the beach to offshore sand bars
c)
cause local earthquakes after the storm
d)
create new river deltas along the beaches
6.
Which regions have the richest soil?
a)
Coastal Plains
b)
Great Plains
c)
Mountains and Basins
d)
North Central Plains
7.
Water flows from lower to higher elevations.
a)
True
b)
False
8.
_____________ includes rivers, creeks, lakes, and streams.
a)
Surface water
b)
Ground water
9.
Surface water which has not yet entered into a larger body of water is called a/an ____________.
a)
Watershed
b)
Aquifer
c)
Runoff
d)
Water table
10.
Plants prevent soil erosion by-
a)
holding dirt in place with their roots
b)
providing food for herbivores
c)
the process of photosynthesis
d)
releasing water into the atmosphere through transpiration
11.
At which two locations in this stream is deposition normally dominant over erosion?
a)
A and D
b)
B and E
c)
C and E
d)
D and C
12.
Layers of sediment forming at the bottom of the ocean floor
a)
Weathering
b)
Erosion
c)
Deposition
13.
What forms both valleys and canyons?
a)
glaciers
b)
rivers
c)
wind
d)
tides
14.
The students watch ocean waves crash on a beach. Which statement describes what will MOST likely happen because of the waves?
a)
Grass on the beach will grow longer.
b)
Sand from the beach will wash away.
c)
Salt from the ocean will be left on the beach.
d)
Currents in the ocean will become stronger.
15.
V shape valley forms because of...
a)
glacier erosion
b)
water erosion
c)
wind erosion
16.
Which of the following would be the "most effective" action that humans could take to keep a barrier island from washing away?
a)
plant lots of trees, bushes, and grass on the island
b)
limit the number of people that can come onto the island
c)
build a bridge from the island to the mainland
d)
stop building houses and roads on the island
17.
The picture shows part of the Piney Woods ecoregion in east Texas.
Which of the following best explains the lack of extremely diverse landforms in this ecoregion?
Which of the following best explains the lack of extremely diverse landforms in this ecoregion?
a)
The high vegetation decreases erosion from water and wind.
b)
The high amount of vegetation soaks up most of the corrosive water into their leaves.
c)
The trees broke down all of the previous landforms through weathering.
d)
The trees in this region hide the diverse landforms underneath them.
18.
The use of pesticides and fertilizers must be carefully monitored
because of the effect they can have on the environment.
Which of the following is a possible negative effect of the use
of these chemicals on the environment?
because of the effect they can have on the environment.
Which of the following is a possible negative effect of the use
of these chemicals on the environment?
a)
Runoff carries these chemicals into lakes and streams.
b)
These chemicals cannot be purchased in large bulk.
c)
These chemicals are expensive to produce.
These chemicals are expensive to produce.
d)
Storage space for these chemicals is limited.
19.
A working unit of living and non-living things
a)
ecosystem
b)
estuary
c)
wetland
d)
divide
20.
Most water pollution is the result of __________________.
a)
natural processes
b)
animal waste
c)
human activities
d)
acid rain
21.
What is the low areas between hills, often with a river running through it?
a)
Watershed
b)
Valley
c)
Canyon
d)
Delta
22.
Surface runoff comes from...
a)
rivers and streams
b)
water that soaks into the ground
c)
reservoirs
d)
rain and melted snow
23.
___________________ washes agricultural wastes, including animal wastes, fertilizers, and pesticides, into bodies of water, causing algae to grow.
a)
Runoff
b)
Peak flow
c)
Groundwater
d)
Municipal sewage
100 %
