Home
Class 12
BIOLOGY
Write a brief note on Cyanobacteria & it...

Write a brief note on Cyanobacteria & its significances.

Text Solution

Verified by Experts

Cyanobacteria (or) blue green algae (BGA) are prokaryotic free - living organisms which can fix nitrogen Oscillatoria , Nostoc Anabaena Tolypothrix are well known nitrogen fixing cyanobacteria . Their importance is relized in the water logged paddy fields where Cyanobacteria multiply and fix molecular nitrogen Cyanobacteria secrete growth promoting substance like indole -3- butyric acid naphthalene acetic acid amino acids proteins vitamins which promotes plant growth and production .
Promotional Banner

Topper's Solved these Questions

  • MICROBES IN HUMAN WELFARE

    FULL MARKS|Exercise Additional Questions (5- Mark Questions)|4 Videos

  • MICROBES IN HUMAN WELFARE

    FULL MARKS|Exercise Higher Order Thinking Skill (HOTs) Questions|4 Videos

  • MICROBES IN HUMAN WELFARE

    FULL MARKS|Exercise Additional Questions (2- Mark Questions)|41 Videos

  • HUMAN REPRODUCTION

    FULL MARKS|Exercise Higher Order Thinking Skills (HOTs) Questions|4 Videos

  • MOLECULAR GENETICS

    FULL MARKS|Exercise ADDITIONAL QUESTIONS (HIGHER ORDER THINKING SKILLS (HOTs) QUESTIONS)|5 Videos

Similar Questions

Explore conceptually related problems

Cyanobacteria are

Write a brief note on BAC vector.

Write a brief note of GALT.

Write a brief note on pericycle.

Write a brief note on Phyllode.

Write a brief note on Bulbils.

Write a brief note on Ubiquinone.

Write a brief note on conjugation.

Write a brief note on Haematoxylin .

Write a brief note on Bast fibres.