Question

Question 1

A) Give an example:

1) parasite

2) predation

3) commensalism

4) mutualism, mutualistic symbiosis

5) competition

B) Give an examples of each interaction :

1) parasite

2) predation

3) commensalism

4) mutualism, mutualistic symbiosis

5) competition

Answer 1

Question 1

1. Tapeworm is an endoparsite of human intestine. ( Taenia ).It is a negative interaction where host is harmed and parasite is benfitted .

2.vampirovibrio is a predator species which predates on chlorella species. The host is harmed by action of predator.

3. Clown fish , remora which attaches on large fish such as shark is an example for commensalism where the small fish feeds as well as gets protection where as shark is neither harmed nor benfitted.

4. E.coli remaining as normal flora of human digestive tract is mutualistic interaction the human gets protection from other foreign organism and E.coli gets nutrients and metabolites from human.

Mutualistic symbiosis is demonstrated by lichens, algal fungal relation where algae gets nitrogen fixation and other required metabolites from fungal interaction.Fungi gets protection and vitamins and other nutrients required for it's survival.

​​