Question

Please answer this question fast please please

Answer 1

i)Microorganisms can be seen with the help of a microscope.

ii) Blue green algae fix atmospheric nitrogen directly from air to enhance fertility of soil.

iii)Alcohol is produced with the help of yeast.

iv)Cholera is caused by bacteria.

v)Carrier of malaria- causing protozoan is mosquito.

vi)The bread or idli dough rise because of yeast.

Answer 2

Answer:

1 . Microscope.

2 . Nitrogen.

3 .Yeast

4 it is caused by eating food or drinking water contaminated with a bacterium called " vibrio" cholera.

5 .Female anopheles mosquitoes.

6 .growth of yeast.