Q5. Name the bacteria that can fix atmospheric nitrogen.
Q6. For testing the presence of starch in leaves, a boiled leaf is used. Why?
Q7. Harish went to visit his grandfather in village where he saw that his grandfather’s field of wheat are infected with fungus but no one is aware of this. Harish rushed to his grandfather’s side and told him that the field have been infected with fungi. He should use an antifungal agent in his fields to stop this infection.
a. What is fungus?
b.Can fungus only cause diseases or can it be helpful also?
c. What values are shown by Harish?
Answers
Answered by
2
Answer:
5)Rizobium bacteria can fix atmospheric nitrogen
Answered by
1
Answer:
some bacteria like Anabaena, Nostoc, phizobium and spirillum can fix atmosphere nitrogen
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