5 Questions
Which compound is derived from plant sources and acts as a nerve poison?
Pyrethrin
Which synthetic chemical is not mentioned in the text as an insecticide?
Thanite
What is the toxicity of Tephrosin, derived from Tephrosia vogelli?
Unknown
Which compound is derived from Nicotiana tabacum leaves and acts as a nerve poison?
Nicotine
Out of the following, which plant origin insecticide is specifically labeled as a contact poison?
Sabadilla
Learn about key and major pests, Economic Injury Level (EIL), and the actions required for pest control in agriculture. Understand pest density, GEP, damage thresholds, and the effectiveness of human intervention.
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