Question

what is algae........​

Answer 1

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• Algae are found in water.

• They are autotropic nutrients.

• They contain chlorophyll and starch as a food.

• Algae can be filamentous or else colonial.

• Fucus, Ulva and Laminaria are the examples brown algae.

• Polysiphonia is the examples of Red algae.

• Cladophora, Ulothrix, Chara and Spirogyra are the examples of Green algae.

• Algae is an important source of food for fishes and aquatic animals.

• Some algae are toxic which can cause death to the aquatic animals.

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• Monuments and buildings are spoiled by the algae.

• Algae is also responsible in photosynthetic activity of algae which produce oxygen used by the bacteria.

• Algae is also used in agriculture in the process of soil reclamation, Nitrogen fixation Manure and Fertilizers.

Answer 2

Answer:

Algae are found in stagnant water of pounds, lakes, and oceans. They may be unicellular ( Chlamydomonas), multicellular filament like (Spirogyra) or colonial (Volvax) .They manufacture their own food as they contain chlorophyll. Algae may be green, brown or red.

Explanation:

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