02 - Freshwater Ecosystems
Presentation
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Science
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12th Grade
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Practice Problem
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Easy
+5
Standards-aligned
Rachel von Bodungen
Used 4+ times
FREE Resource
21 Slides • 22 Questions
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Open Ended
How do changes in Earth's surface, such as pollution or resource management, impact aquatic ecosystems and their sustainability?
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Multiple Choice
Why is it important to study aquatic ecosystems in understanding Earth's environmental systems?
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Fill in the Blanks
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Multiple Choice
What type of plants are found in the littoral zone that root at the bottom and pass through the water surface?
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Multiple Select
Which of the following are true about the profundal zone in lakes?
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Multiple Choice
Which zone in a lake is nearest to the shore and characterized by warm, shallow, sunlit waters with emergent plants?
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Open Ended
Explain how the characteristics of the limnetic zone differ from those of the littoral zone in lakes and ponds.
academic vocabulary : salinity, DO, light, nutrient availability, temperature, benthos, nekton, shallow, deep
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Multiple Choice
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Open Ended
Explain how streams (creeks) and rivers differ in terms of their physical characteristics and the amount of water they carry.
Academic vocabulary - narrow/wide, run off
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Fill in the Blanks
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Multiple Choice
Which of the following are characteristics of the headwaters or river source?
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Multiple Choice
Which of the following changes occur as a river moves from its source to the transition zone?
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Open Ended
Describe the changes that occur in the transition zone of a river.
Academic vocabulary - DO, temperature, salinity, turbidity, widen, deepen
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Multiple Choice
What is the main reason floodplains are very fertile?
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Multiple Select
Which of the following characteristics are found at the mouth of a river as it enters the ocean?
(3)
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Fill in the Blanks
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Multiple Choice
Which type of wetland is found in low-lying, treeless areas?
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Multiple Choice
What distinguishes swamps from other types of wetlands?
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Open Ended
Explain how bogs slow decomposition and nutrient cycling, and describe the role of floating mats in bog ecosystems.
Academic vocabulary - acidic, nutrient cycling, floating mats
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Multiple Choice
Which adaptation helps wetland plants obtain more oxygen for their submerged roots?
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Multiple Choice
Reflecting on today's lesson about aquatic ecosystems, what is one factor that can affect the carrying capacity of an ecosystem?
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Open Ended
How do changes in Earth's surface, such as pollution or resource management, impact the cycling of matter and energy in aquatic ecosystems?
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