'Rotifers' diaporamas de présentation

Chapter 33 Invertebrates

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FW364 Ecological Problem Solving

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Unsegmented Worms

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Vocabulary Review

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Spirogyra

Spirogyra. Filamentous green algae commonly found in fresh water Chloroplasts are spirally arranged. Spirogyra. Ulothrix. Filamentous green algae found in fresh and marine water Thrive in low temps of spring and winter. Ulothrix. Oedogonium. Filamentous green algae found in fresh water.

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Marine Invertebrates

Marine Invertebrates. (Sponges and Rotifers). Sponges. Sponges are multi-cellular, and come in many sizes, colors, and shapes. Sponges have few specialized structures, and are found in warmer, tropical waters. Sponges are made up of 2 layers: Endoderm - inner layer Ectoderm - outer layer

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ROTIFERS

ROTIFERS. characteristics. Rotifers are small animals. Their outer coat looks like clear glass Sometimes the glassy outer coat are covered with spines or spikes They have a ring of hair at their head end called cilia which beat in a wave making currents to bring in food particles

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