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WorksheetsCh. 9 Lakes and Ponds
Total questions: 17
Worksheet time: 34mins
Name a lake or pond in our vicinity that Texans use for recreational purposes/activities.
Which type of aquatic ecosystem holds water with the most dissolved oxygen?
freshwater
saltwater
brackish water
A body of water that is not flowing is considered to be _________________?
benthic
littoral
lenthic
limnetic
What do you think is the most popular recreational activity performed on Texas lakes?
boating
swimming
fishing
camping
kayaking
Aquatic plants and _______________________ are other sources that help supply dissolved oxygen to lakes/ponds.
zooplankton
invertebrates
phytoplankton
decomposers
_______________ ________ is the part of a lake that is too deep to support rooted aquatic plants.
(a)
The part of a lake that is shallow enough to support rooted aquatic plants.
littoral zone
benthic zone
aphotic zone
limnetic zone
What kind of organism makes up the greatest amount of living material in a pond?
plants
plankton
algae
fish
How do oxygen levels in lakes change during each 24-hour period?
increases at night
increases in the morning and decreases during the day
only increases during windy days
stays pretty even
The natural process by which sediment and organic material gradually replace the water volume of a pond ultimately resulting in the area becoming dry land.
pond erosion
decomposition
pond succession
aerobic decomposition
The process of excessive nutrient input and subsequent plant and algae growth is called ___________________________.
decomposition
eutrophication
photosynthesis
succession
Like plants on land, aquatic plants spread out in beds or clumps and attract a variety of animal life. Some plants live entirely underwater which are called ______________________ ____________.
underwater plants
emergent plants
floating plants
submergent plants
Water plants have special adaptations that help them thrive in their underwater environment. Which of the following is not an aquatic plant adaptation?
Porous stems or leaves
Waxy or slimy coatings
Leaves that float on the surface
Woody stems or branches
What are the benefits and costs of building new reservoirs as a solution for Texas’ future water needs?
What is your favorite water activity?
Introduction of fish to a water that have been produced elsewhere; to add a new species to a water body or increase the number of individuals of a fish species already present in a water body.
spawning
stocking
angling
Name the six most common species of fish found in lakes/ponds in Texas?
