Question

Explain why protozoans are an important part of the food chain found in a pond.

Answer 1

Answer:

Protozoans  recycle the essential nutrients in the marine water.

Explanation:

The protozoans are important for marine ecosystem is the following ways –  

a) Protozoans feed on phytoplankton. Nearly 50% of the phytoplankton produced in the marine ecosystem are eaten up by the protozoans.  

b) Protozoans release large amount of nitrogen and phosphorus which is essential for the growth of phytoplanktons.  

c) Not only this protozoans also maintain the essential nutrient cycle in the water.  

Answer 2

Protozoa are single-celled eukaryotic organisms. Many aquatic animals feed on protozoa. Protozoa help control the population of bacteria as well as other protozoans by feeding on them. Controlling the population of other organisms is important in maintaining ecological balance and diversity.