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INGLÉS TÉCNICOVideo Test Week 10 - 19.5

This category is very wide, including plant extracts, vitamins and plant hormones.
Microbials
Macrobials
Chemical control
Chemical pesticides
Option D Biochemicals
_______ is based on substances that are toxic (poisonous) to the pests involved.
Option D Chemical control
Microbials
Biological control
Macrobials
Biochemicals
Insecticides, as the name suggests, ______.
are used against weeds
Option A destroy harmful insects
protect plants from mites
act against fungi
control nematodes that attack the plants
The non-selective products are the most harmful, because they _____ all kinds of organisms, including harmless and useful species.
mantain
grow
don’t kill
Option C kill
keep
_______: Biological control assumes that natural predators or parasites are able to suppress pests. Initially, therefore, natural enemies were imported to control the pests.
Chemical control
Chemical pesticides
Option B Macrobials
Biochemicals
Microbials

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