Write a note on the economic importance of algae.

By Ritesh|Updated : November 11th, 2022

The economic importance of algae is - pisciculture, biological indicator, medicines, and food source. A broad and very diverse collection of eukaryotic, photosynthetic lifeforms is referred to as algae. These organisms are not linked to one another since they do not have a common ancestor (polyphyletic). Giant kelp and brown algae are two examples of multicellular algae. Examples of unicellular organisms include dinoflagellates, euglenophytes, and diatoms. Since most algae need a moist or wet environment to thrive, they can be found wherever around or inside water bodies. They share anatomical similarities with the land plants, a significant group of photosynthetic creatures.

Characteristics of algae

  • Photosynthetic organisms include algae.
  • Multicellular or unicellular organisms might be classified as algae.
  • Because algae don't have a clearly defined body, they lack structures like roots, stalks, and leaves.
  • Where there is enough moisture, algae grow.
  • Algal reproduction can take both asexual and sexual forms. Sporulation is the method used for asexual reproduction.
  • Algae can create symbiotic relationships with other organisms, but most are independent living things.

Economic importance of algae:

i) Food source-

  • A suitable supply of proteins, lipids, carbs, and vitamins A, B, C, and E.
  • as dietary supplements.
  • Porphyra, Sargassum, and Laminaria are examples of marine algae.

ii) Medicines-

Medicinal algae, such as Coralline, are used to treat worm-related diseases.

iii) Biological indicator-

Chlorella and Euglena are two types of algae that aid in reducing water pollution.

iv) Pisciculture-

Algae have a role in the production process of fish farming.


Write a note on the economic importance of algae.

The pisciculture, biological indicators, medications, and food supply of algae are all important economically. Multicellular examples of algae include giant kelp and brown algae. Unicellular examples include diatoms, Euglenophyta, and Dinoflagellates.


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