180. Pond Succession Question Preview (ID: 51169)


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Per the video,as water runs downhill through the watershed, it picks up small amounts of ____________and anything else that will move.
a) plants
b) soil
c) rocks
d) animals

The process of moving soil from one place to another is called ____________.
a) pond filling
b) dirt moving
c) erosion
d) sediments

The process of filling the pond over many years creates _____________in the pond.
a) overgrowth
b) sediments
c) filling
d) draining

Over time the pond will become deeper or more shallow.
a) deeper
b) more shallow.
c)
d)

Decaying plant and animal matter accumulating on the bottom of the pond adds more ______________to the soil.
a) matter
b) nutrients
c) pollutants
d) grassy overgrowth

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) mud hole
b) river
c) wetland
d) swamp

The surface area around the pond, if contaminated or over fertilized can cause ____________to the pond.
a) discolorization
b) pollution
c) fish to grow too large
d) algae growth

Fertilizer and Pesticides can upset the pH_____________ of the water in the pond.
a) balance
b) acidity
c) neutral
d) Number

One result of too much fertilizer or pesticides in the water is the overgrowth or undergrowth of algae.
a) overgrowth
b) undergrowth
c)
d)

The process where too much fertilizer and pesticides leads to overgrowth of algae is called_______________.
a) pH balanced
b) eutrophication
c) thriving ecosystem
d) pollution

When eutrophication happens the ______________levels in the pond are disrupted and can kill many fish and animals.
a) pH
b) pollution
c) oxygen
d) carbon dioxide

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