Question

Write a brief note on economic importance of algae?

Answer 1

Economic Importance of Algae

Algae Constitute the Link of Food Chain 

Algae is Useful in Fish Culture

Algae is Used for Recreational Purposes

Algae is Useful in Sewage Treatment Plants

Algae and Water Supplies 

Algae as the Origin of Petroleum and Gas

Algae and Limestone Formation

Algae is Used in Space Research and Other Fundamental Studies

Algae is Used as Food

Algae is Used as Fodder

Algae is Used as Fertilizers

Algae is Used as Medicine

Industrial Utilization of Algae

Answer 2

Answer:

Importance of Algae

• Algae fixes Carbon dioxide with the help of photosynthesis

• It increases the level of dissolved oxygen in their immediate environment

• They produce rich compounds that serve as food for aquatic animals.

• Marine algae are used as food ex: Laminaria and Sargassum

• Certain algae are used as hydrocolloids

• Agar is used in growing microorganisms and in preparation of jellies.

• Chlorella is used as food by space travellers.

Importance of Gymnosperms

• Gymnosperms plants are used as ornamentals. Some are features in formal gardens – used for bonsai

• Their fibers are used in the preparation of paper pulp.

• Turpentine and resins are obtained from confers resin

• Useful oils are extracted from gymnosperms like junipers, pines, hemlock, fir, spruces, and arborvitae.

• Gymnosperm seeds are used as food products like bakery items.

• Occassionaly used to create silk and other textiles