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What are the survival techniques of jellyfish?
Jellyfish use stinging cells to protect themselves & catch food
What cell type in a cnidarian traps food?
Specialized stinging cells called cnidocytes in cnidarians like jellyfish, sea anemones, and corals are responsible for capturing food. These cells contain nematocysts, which are used to inject toxins into prey and defend against predators.
What are some special traits of stinging cells?
Stinging cells contain a specialized organelle called a cnidocyte that releases toxins when triggered. These toxins can immobilize or kill prey, and in some cases, deter predators. The cells are found in organisms like jellyfish and hydra, and are important for defense and capturing food.
Do sponges have stinging cells?
No, sponges do not have stinging cells like those found in cnidarians (e.g., jellyfish and sea anemones). Sponges are filter feeders that rely on water flow to capture food particles, rather than using stinging cells for prey capture.
How do tentacles help a jellyfish get its food?
Jellyfish tentacles contain stinging cells, which can cause minor irratation or even death to humans or creatures. They than use their tentacles to their food up to their mouths where it is than eaten.
Food adaptations for the moon jellyfish?
The moon jellyfish has a feeding tentacle that hangs at each corner of its mouth. The tentacle has stinging cells that are used to capture small prey and drag it to its mouth.
Where do jellyfish get their food?
In the ocean! They use their stinging tentacles to catch small fish.
What are some adaptations that help a jellyfish survive?
They sting the prey with their tentacles. Also known as Stinger's.its tentacles
What are facts about stinging cells?
stinging cells live in the water attached to the floor of the wall and can not be moved or stinging cells like jellyfish can sometimes be seen floating around typically in da deep blue sea or spotted in shallow waters like the beach(salt water), or in fresh water.
Which two functions do nematocysts perform?
Nematocysts are specialized organelles found in the stinging cells of cnidarians. Their main functions are to inject toxins into prey or threats for defense and to aid in capturing and immobilizing prey using barbs or sticky threads.
Why are stinging cells effective for jellyfish and sea anemones to capture prey?
As in most animals, Jellyfish have stingers as a forn of self defense. If an Animal attempts to attack it, it will get a nasty sting, sometimes, even a deadly one. Due to this feature, jellyfish survive better than if they didn't have stingers. This said, some species of Jellyfish don't have stingers and are harmless.
What are the body parts and functions of Cnidarians?
A Cnidarian is a stinging animal such as a jellyfish or a sea anenome. They have stinging cells that they use predatorially for food. There are two body scructures for cnidarians--polyps and medusas. A polyp is attached to something and does not move, and its mouth is at the top. A medusa is free-swimming, and its mouth is on the bottom.
