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180. Pond Succession
Test Description: ScienceStudyGames.com
Instructions: Answer all questions to get your test result.
1) Per the video,as water runs downhill through the watershed, it picks up small amounts of ____________and anything else that will move.
A
animals
B
rocks
C
plants
D
soil
2) The process of moving soil from one place to another is called ____________.
A
erosion
B
pond filling
C
dirt moving
D
sediments
3) The process of filling the pond over many years creates _____________in the pond.
A
filling
B
overgrowth
C
sediments
D
draining
4) Over time the pond will become deeper or more shallow.
A
deeper
B
more shallow.
5) Decaying plant and animal matter accumulating on the bottom of the pond adds more ______________to the soil.
A
pollutants
B
matter
C
grassy overgrowth
D
nutrients
6) As plants thrive, in the enriched soil they take up more room and the size of the pond diminishes. Thus, turning the pond into a ________________.
A
swamp
B
wetland
C
river
D
mud hole
7) The surface area around the pond, if contaminated or over fertilized can cause ____________to the pond.
A
fish to grow too large
B
algae growth
C
discolorization
D
pollution
8) Fertilizer and Pesticides can upset the pH_____________ of the water in the pond.
A
balance
B
neutral
C
acidity
D
Number
9) One result of too much fertilizer or pesticides in the water is the overgrowth or undergrowth of algae.
A
undergrowth
B
overgrowth
10) The process where too much fertilizer and pesticides leads to overgrowth of algae is called_______________.
A
pollution
B
pH balanced
C
thriving ecosystem
D
eutrophication
11) When eutrophication happens the ______________levels in the pond are disrupted and can kill many fish and animals.
A
oxygen
B
carbon dioxide
C
pH
D
pollution
*select an answer for all questions
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