Biological control uses other living organisms to control pests. A natural predator, parasite or virus is introduced to control the population of a pest. It is a safe and effective way to keep pests in check. Once the prey or host species have died out, so does the predator or parasite.
What is Biological Control?
In what way does biological control benefit us? (Answer in a few words)
Natural Predator: A living organism that hunts and eats other organisms for food. Pest: An organism that harms humans, crops, livestock, or other organisms. Traditional Methods of Pest Control: Methods of controlling pests such as pesticides, trapping, and baiting.
Which of the following is a type of biological control?
Ladybugs are used as a natural pest control for many crops. The practice of using biological control dates back to ancient times. The use of natural predators has helped reduce the need for chemical pesticides.
Cactoblastis moth used to control Prickly Pear Cane toad unsuccessful in controlling cane beetle Immunocontraception uses a virus that makes animals sterile so they can’t reproduce, but doesn’t kill them. It can be passed on from one animal to another. Tests are under way to prevent viruses crossing from target species to native species or humans.
Draw / write: What are the benefits and challenges of using biological control to manage a pest population?
Do you agree with the use of biological control as a pest management tool? Why or why not?