Question

Positive Importance of bacteria and nostoc

Answer 1

Answer:

nitrogen fixing nostoc .bactirea helps in various purposes

Explanation:

eg .lactobacillus heps in curdling of milk.

e-coli in colon of large intestine.

nostoc is a chemosynthetic bacteria

heps in N2 fixing

Answer 2

Explanation:

1)-Bacteria help many animals to digest food.

2)-they help trees grow.

3)- they are important in the recycling of nutrients in the environment.

4)-They are also used in biotechnology applications to produce everything from food to energy to clean water.

5)-Bacteria can be very helpful to humans and other organisms.