Podcast
Questions and Answers
How do sand dollars and sea cucumbers contribute to the seafloor ecosystem?
How do sand dollars and sea cucumbers contribute to the seafloor ecosystem?
- By consuming dead animals
- By feeding on sea stars
- By avoiding burrowing
- By keeping algae growth in check (correct)
What is the role of sea urchins in the ecosystem mentioned in the text?
What is the role of sea urchins in the ecosystem mentioned in the text?
- Consuming dead animals
- Oxygenating the seafloor
- Feeding on sea kelp
- Controlling algae growth (correct)
What negative impact can large populations of echinoderms have on the ecosystem?
What negative impact can large populations of echinoderms have on the ecosystem?
- Reducing sea kelp beds (correct)
- Boosting biodiversity
- Increasing algae diversity
- Promoting coral growth
Why have purple sea urchins become overpopulated in the waters of the Pacific Northwest of the United States?
Why have purple sea urchins become overpopulated in the waters of the Pacific Northwest of the United States?
How do people help manage the overpopulation of sea urchins?
How do people help manage the overpopulation of sea urchins?
What is the primary diet of crown-of-thorns sea stars?
What is the primary diet of crown-of-thorns sea stars?
Which echinoderm species is known for cleaning the seafloor by consuming dead animals?
Which echinoderm species is known for cleaning the seafloor by consuming dead animals?
What ecological role do sand dollars and sea cucumbers play in the seafloor ecosystem?
What ecological role do sand dollars and sea cucumbers play in the seafloor ecosystem?
What is primarily responsible for controlling algae growth in the seafloor ecosystem?
What is primarily responsible for controlling algae growth in the seafloor ecosystem?
Which echinoderm species is primarily responsible for oxygenating the seafloor?
Which echinoderm species is primarily responsible for oxygenating the seafloor?
Which echinoderm species is a food source for many other species?
Which echinoderm species is a food source for many other species?
Which echinoderm species helps control algae growth?
Which echinoderm species helps control algae growth?
Which echinoderm species is known for cleaning the seafloor by consuming dead animals?
Which echinoderm species is known for cleaning the seafloor by consuming dead animals?
What has contributed to the overpopulation of purple sea urchins in the Pacific Northwest?
What has contributed to the overpopulation of purple sea urchins in the Pacific Northwest?
How do people help manage the overpopulation of sea urchins?
How do people help manage the overpopulation of sea urchins?
Which echinoderm species causes severe damage to coral reefs if not controlled?
Which echinoderm species causes severe damage to coral reefs if not controlled?
What is the primary role of echinoderms in the ecosystem?
What is the primary role of echinoderms in the ecosystem?
What negative impact can large populations of echinoderms have on the ecosystem?
What negative impact can large populations of echinoderms have on the ecosystem?
What is the primary diet of crown-of-thorns sea stars?
What is the primary diet of crown-of-thorns sea stars?
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