Interactions Flashcards
What is a food web
It is a system of interlocking food chains
Define: omnivore
Eats plants and meat
Define: Parasite
It is an organism that lives on or in another (host) organism
Define: predator
An animal that hunts and eats another animal
Define: Herbivore
An animal that eats plants only
Define: carnivore
An animal that eats meat only
Define: decomposer
It is an organism that decomposes organic material
Define: consumer
A food chain ends with a consumer
What is an invasive species
It is an organism that causes ecological harm to an environment that is not of its own
What is bioaccumulation
It is the gradual build up of chemicals of substances (that have been passed down the food chain) in an organisms body
What is a chemical pest control(pesticides)
Chemical pest control AKA pesticides are toxic substances that help to kill off pests
What is a biological pest control
Biological pest control is when farmers use other organisms to kill pests
Give 3 advantages of chemical pest control
Cheap, easy, consistent/reliable
Give 3 disadvantages of chemical pest control
Reduction of food for animals, can cause diseases, harms the environment
Give 3 advantages of biological pest control
Doesn’t harm the environment, no chemicals used, less destruction to the food chain