2b.

Question 1

There are 3 types of symbiotic relationships among species of organisms in an ecosystem.

Describe each of the forms of symbiotic relationships
1. Mutualism
2. Commensalism
3. Parasitism

Answer 1

1. Mutualism: Both Helped
2. Commensalism: 1 helped, 1 not affected
3. Parasitism: 1 helped, 1 harmed