Questions and Answers
Describe the interaction between the Hydra and Daphnia.
Hydra use their tentacles for catching Daphnia. The tentacles have special cells called nematocysts, which they shoot into the prey to paralyze it. The tentacles then surround the Daphnia and draw the prey into its mouth.
What is the classification of Sponge?
What is the classification of Hydra?
Study Notes
Interaction Between Hydra and Daphnia
- Hydra utilize tentacles for catching Daphnia, a type of small aquatic crustacean.
- Tentacles are equipped with specialized cells called nematocysts, which function like stingers.
- Nematocysts are deployed to inject toxins into Daphnia, effectively paralyzing the prey.
- After paralysis, Hydra’s tentacles encircle the Daphnia, drawing it into the mouth for consumption.
Classification of Sponge
- Sponges belong to the Domain Eukarya, comprising organisms with complex cells containing a nucleus.
- They are classified under the Kingdom Animalia, indicating they are multi-cellular and heterotrophic.
- Phylum Name is Porifera, derived from the Latin term meaning "pore bearer."
- Part of their classification is their unique body structure, characterized by numerous pores or openings.
Classification of Hydra
- Hydra also falls under the Domain Eukarya, sharing this trait with sponges.
- Classified within the Kingdom Animalia, highlighting their multi-cellular and heterotrophic nature.
- Belongs to the Phylum Cnidaria, known for organisms with stinging cells (cnidocytes).
- No specific nickname is provided for the phylum in the context given, but it is often referred to as "the stinging animals."
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Description
Explore the fascinating interaction between Hydra and Daphnia in this quiz. Learn how Hydra uses its specialized tentacles and nematocysts to catch and consume these small aquatic crustaceans. Additionally, discover the classification of both Hydra and sponges in the biological taxonomy.
