Click to start!
10Click to start!
10Click to start!
10Click to start!
10Pesticides can be organic, biological, or chemical.
Biodegradable pesticides are also called persistent pesticides.
DDT is a persistent pesticide.
Fungicides are used to kill rodents.
Contact pesticides act when pests touch them directly.
Systemic pesticides make the plant poisonous to pests.
Fumigants release poisonous gases to kill pests.
Overuse of pesticides has no effect on human health.
Miticides are used to kill mites.
Internal pesticides act when pests consume treated plants.
Percentage: 0%
Pesticides are used to:
Biodegradable pesticides:
Persistent pesticides include:
Fungicides are used to:
Which of the following is an herbicide?
Rodenticides are used to kill:
Contact pesticides act when:
Systemic pesticides are absorbed by:
Fumigant pesticides are used mainly for:
Identify the group of insecticides:
The poisonous substances used to kill or control harmful pests are called ______.
DDT was first imported to Nepal in ______ AD to control malaria.
Biodegradable pesticides are also called ______ biodegradable or non-persistent.
Examples of biodegradable pesticides include ______, ______.
Non-biodegradable pesticides remain in the environment for a ______ time.
Examples of persistent pesticides include ______ and ______.
Pesticides used to kill insects are called ______.
Herbicides are used to destroy or control ______ plants or ______.
Fungicides are used to kill ______ and the diseases caused by them.
Rodenticides are pesticides used to kill ______ and ______.