QAL Plant Agriculture With 100% Correct
And Verified Answers
describe ways non-chemical pest control methods work with an
organism's biology - Correct Answer-weak links in a pest's life cycle
or behavior are often targeted by non-chemical methods
how does planting transgenic crops affect pest management
decisions regarding insects or mites? - Correct Answer-certain crops
have transgenic genes that are resistant to insects or mites and
higher populations of these organisms can be tolerated
how does planting transgenic crops affect pest management
decisions regarding weeds? - Correct Answer-certain crops can have
transgenic genes that allow them to tolerate herbicides that are
broad spectrum and those herbicides can be broadcasted over the
field without harming them (round up ready crops)
explain how pest-related transgenic crops fit into an IPM program -
Correct Answer-transgenic crops are cultural control methods that
can help prevent issues. However, it does not provide complete
control and research still needs to be done on how these crops affect
diversity/ecosystem balance
how do pesticides work with an organism's biology? - Correct
Answer-the way the pesticide affects an organism's biology is called
the mode of action and most interfere with metabolic processes.
However, some cause physical damage like suffocating (oil) or
removing waxy layer of certain insects that causes water loss
life cycle of mites - Correct Answer--mites go through gradual
metamorphosis
-they have an egg stage, larva stage, several premature stages that
are smaller versions of adult, and the adult
life cycle of annual weeds - Correct Answer-sprout from seed,
mature, produce seed for next generation, and die within one
growing season
life cycle of biennial weeds - Correct Answer-require two growing
seasons to complete life cycle. Seeds germinate, overwinter in
vegetative growth (rosette) or roots, and flower stalks/seeds are
produced once shoot tips are exposed to cold
life cycle of perennial weeds - Correct Answer-produce vegetative
structures that allow survival for 3 or more years. They sprout from
seed, mature, produce seed, and lose their leaves/die back but
regrow each year with storage in specialized structures (rhizomes,
bulbs, etc.)
life cycle of pathogens - Correct Answer--inoculation, penetration,
infection, and growth are the main stages
-disease will also have own mini cycle within main
cycle
common sources of insects and mites - Correct
Answer--flight/walking from surrounding areas
-infected plants/animals
-wind
-water
-equipment
-rainfall
common sources of inoculum - Correct Answer--
nearby plants
-seeds
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