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Just like land plants they need oxygen, water (with minerals) and sunlight, but they get the oxygen from the water, the water and minerals from the sea and they usually live in shallow water to get as much sunlight as possible.

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Q: How do underwater plants get energy?
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Related questions

Do plants and other autotrophs such as Euglena and seaweed do cellular respiration too?

All plants must have a way of getting energy. Most plants even underwater plants such as seaweed use photosynthesis and cellular respiration to get energy.


Do plants underwater need sun to survive?

3CO2 + 3C + 6H2O >>>> C6H12O6 + 3O2 sunlight


What did Jan do?

Jan Ingenhousz concluded from his experiments that all plants need sunlight to produce energy. He also concluded that plants underwater only produce oxygen bubbles when they have access to sunlight.


Can development kill underwater plants?

no


How can plants survive under water?

Certain plants (such as underwater ones) can survive being flooded in water. Plants can survive underwater because the sun's rays can penetrate water.


How do sea plants die because of oil?

The plants die usually from lack of sunlight because the oil spreads on the surface creating a block between sunlight and the underwater plants. This lack of sunlight prevents the process of photosynthesis and therefore the plants die from no energy provided.


Do plants and other autotrophs such as Euglena and seaweed do respiration too?

All plants must have a way of getting energy. Most plants even underwater plants such as seaweed use photosynthesis and cellular respiration to get energy.


Why stomata absent in underwater plants?

if stomata would bepresent in underwater plants water will enter through the stomata fill the plant. Hence their is no Stomata in underwater plants.


What are more underwater plants?

Coral, Seaweed and Sponges


Is underwater considered a noun?

No, the compound word 'underwater' is an adjective or an adverb. Examples:Our botany class is studying underwater plants. (adjective)Our swimming class is learning to swim underwater. (adverb)


How can plants like seaweed live underwater?

if they get enough photosynthesis they can!!


What Is a coating of algae on the underwater parts of rocks and plants?

periphyton