Food Production Technology (7)

Effect of pesticides (3)

Killing earthworms and useful microorganisms in the soil

Effect of pesticides (4)

Contaminating the land and crop yields

Spraying insecticides on crops

Definition of biological control

Method which applies the interaction between organisms such as prey-predator and parasitism in order to control crop pests in a habitat

Method that can be used to increase the quality and quantity of national food production (1)

Use of insecticides

Method that can be used to increase the quality and quantity of national food production (2)

Use biological control

Example of biological control (1)

Wasps lay eggs in the eggs of butterflies and destroy them (parasitism interaction)

Example of biological control (2)

Barn owl hunts rats for food (interaction of prey-predator)

Advantages of biological control (1)

More environmental-friendly

Advantages of biological control (2)

Does not harm the health of other organisms except crop pests