Worms with round, non-segmented bodies are known as nematodes or roundworms (Figure below). They are classified in the phylum Nematoda, which has over 28,000 known species. 1 июн. 2020 г.
What is the body shape of a roundworm?
Roundworms (also called nematodes) are worms with a long round body. They vary in length from several millimetres to up to two metres.
Are roundworms circular?
Roundworms have long, round bodies and can be of different sizes, depending on the type. The eggs or larvae (newly hatched roundworms) often live in infected soil or stool (poop).
Do roundworms have flat bodies?
Roundworms have a round body because they have a partial fluid-filled body cavity (pseudocoelom). This is one way that roundworms differ from flatworms. Another way is their complete digestive system. It allows them to eat, digest food, and eliminate wastes all at the same time.
Do roundworms have cylindrical body?
Roundworms (Nematodes) Adult and larval roundworms are bisexual, cylindrical worms.
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