Sub 9: Managing Interactions between Species

Question 1

why are populations managed?

Answer 1

for domesticated and wild species used for food and raw materials
conservation of endangered species
control of pest species
monitoring state of environment through indicator species

Question 2

what are the density dependent factors?

Answer 2

disease
food supply
predation
competition

Question 3

how is plant competition managed?

Answer 3

through the use of herbicides to kill or control unwanted plants

Question 4

how is disease managed?

Answer 4

through the use of pesticides - fungicides, insecticide, antibiotics or anti parasitic drugs