What do corals use their tentacles for? Defending themselves from parrot fish.1Cleaning the hard parts of their structures.2Catching tiny organisms called plankton.3Defending themselves from turtles.4
Question
What do corals use their tentacles for? Defending themselves from parrot fish.1Cleaning the hard parts of their structures.2Catching tiny organisms called plankton.3Defending themselves from turtles.4
Solution
Corals use their tentacles primarily for feeding and defense. Here's a step-by-step breakdown:
-
Defense against parrot fish: Corals can use their tentacles to ward off predators like parrot fish. They can sting and even kill small fish that try to eat them.
-
Cleaning their structures: While corals don't necessarily use their tentacles for cleaning their hard structures, they do use them to remove debris and sediment that can accumulate on their surfaces.
-
Catching plankton: This is one of the main uses of coral tentacles. Corals are filter feeders, meaning they catch tiny organisms like plankton from the water and bring them to their mouths to eat.
-
Defense against turtles: Similar to the defense against parrot fish, corals can use their tentacles to deter larger predators like turtles. However, some species of turtles are known to eat corals, so this defense is not always successful.
Similar Questions
Many octopus species live in shallow waters in coral reefs. They feed on worms, crabs, small fish, shrimp and shellfish. Identify the direct source of the energy that octopuses need to power their body functions.
How can fishing impact reef ecosystems and marine species? Select ALL correct optionsFishing can create bycatch, killing non-target species like turtles.1Discarded nets, lines and hooks can entangle animals.2Taking organisms from the ocean does not harm marine species.3Fishing helps to keep the ocean clean by removing organic matter.
The vast array of different coral species on the reef are very beautiful. What are corals? Plants with bacteria on their leaves1Bacteria which photosynthesise2Animals with symbiotic algae in their tissue3Fungi growing on plant roots
Why are coral reefs so important? Select ALL correct optionsThey capture and store carbon.1They provide a nursery zone for juvenile fish.2They protect coasts from storms.3They provide a habitat for small animals.4
How do corals gain energy and nutrition? Select ALL correct optionsThey absorb heat from water and convert it into glucose.1They hunt fish by snaring them with a poison dart.2They gain energy from symbiotic algae that photosynthesise.3They filter feed on plankton.
Upgrade your grade with Knowee
Get personalized homework help. Review tough concepts in more detail, or go deeper into your topic by exploring other relevant questions.