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9 Cards in this Set
- Front
- Back
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Define the term- fish farming |
Growing one kind of fish in an area |
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Give one advantage and one disadvantage of fish farming |
Advantage: reduces fishing of wild fish Disadvantage: diseases from farmed fish could kill wild fish |
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Why is wate (produced by farmed fished) removed from their tank |
The waste can pollute the local area Species will die out due to change in conditions |
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Define the term- non-indegenous species |
Organism introduced to an area they haven't been before |
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Why might non-indegenous species reproduce rapidly |
Becuase they have no predations in there new area |
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Give one advantage and one disadvantage of non-indegenlus species |
Advantage: provide foor for native species Disadvantage: compete for food and other resources |
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Define the term- eutrophication |
The addition of nutrients to a ecosystem, than it normally has |
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Why do deeper plants die during eutrophication |
Eutrophication causes plants & algae to grow quicker Plants & algae cover water surfsces & block light to deep water This kills deeper plants |
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Why do fishes die during eutrophication |
Bacteria decomposrs dying plants & takes O2 from the water The lack of O2 in the water causes the fishes to die |
