Key Area 3.5-.6: Symbiosis, social insects and social behaviour

Question 1

What is symbiosis?

Answer 1

Symbiosis is the intimate ecological relationship between members of two different species that have co evolved alongside each other over millions of years.

Question 2

What is parasitism?

Answer 2

This is the name given to the ecological relationship between a parasite and host. The parasite gains energy from the host whereas the host is harmed by the loss of these resources.

Question 3

What is mutualism?

Answer 3

Mutualism is where two species benefit each other in a interdependent