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Harmful activity of Blue green algae is ...

Harmful activity of Blue green algae is :-

A

Denitrification

B

Water - bloom

C

Increase alkalinity of soil

D

Decrease fertility of soil

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The correct Answer is:
B
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MOTION-DIVERSITY IN THE LIVING WORLD-Exercise - 1 (KINGDOM – MONERA)
  1. Which of the following is a character of prokaryotes:-

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  2. Chlorophyll 'a', C - phycocyanin and C - phycoerythrin are pigments of...

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  3. Harmful activity of Blue green algae is :-

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  4. The function of mesosome in prokaryotic is :-

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  5. Symbiotic prokaryotic organism which fixes atmos- pheric N2

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  6. Which of the following is not a character of prokaryote :-

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  7. During rainy seasons, the ground becomes slippery due to dense growth ...

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  8. Photosynthesis of Blue green algae is :-

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  9. No sexual reproduction occurs in the algal forms belonging to :-

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  10. Which of the following is the only group of organisms capable of using...

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  11. Which of the following lacks peptidoglycan in their cell walls :–

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  12. Link between procaryotes and multicellular eucaryotes :–

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  13. Which structure of prokaryotes is analogous to lysosome ?

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  14. True sexual reproduction absent in :–

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  15. Which of the following performs respiration with the help of plasma me...

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  16. Which of the following can utilize light energy for the synthesis of A...

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  17. Richest source of bacteria is :-

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  18. Which types of bacteria are responsible for production of biogas ?

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  19. Moneran phylogeny is best evidenced by sequence of nucleotides in RNA ...

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  20. Which of the following division found in prokaryotic cell :-

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