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Assessment
Which of the following is a key role of aquatic plants in freshwater ecosystems?
Oxygen production
Soil erosion prevention
Water purification
All of the above
Which type of aquatic plant is characterized by floating leaves and roots submerged in water?
Submerged plants
Emergent plants
Floating-leaved plants
Riparian plants
What is the primary adaptation of many aquatic plants for life underwater?
Thick, waxy leaves
Gas-filled spaces in their tissues
Deep root systems
Broad leaf structure
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