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INGLÉS TÉCNICOVideo Test Week 10 - 19.4

This category is very wide, including plant extracts, vitamins and plant hormones.
Option D Biochemicals
Macrobials
Microbials
Chemical pesticides
Chemical control
_______ is based on substances that are toxic (poisonous) to the pests involved.
Biochemicals
Option D Chemical control
Macrobials
Microbials
Biological control
Insecticides, as the name suggests, ______.
Option A destroy harmful insects
are used against weeds
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.
grow
don’t kill
Option C kill
mantain
keep
_______: Biological control assumes that natural predators or parasites are able to suppress pests. Initially, therefore, natural enemies were imported to control the pests.
Option B Macrobials
Biochemicals
Microbials
Chemical pesticides
Chemical control

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1. This category is very wide, including plant extracts, vitamins and plant hormones. 2. _______ is based on substances that are toxic (poisonous) to the pests involved. 3. Insecticides, as the name suggests, ______. 4. The non-selective products are the most harmful, because they _____ all kinds of organisms, including harmless and useful species. 5. _______: Biological control assumes that natural predators or parasites are able to suppress pests. Initially, therefore, natural enemies were imported to control the pests.
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