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Why don't all people stung by insects develop systemic symptoms of anaphylaxis?
Wiki User
∙ 9y ago
Not all people who are stung by insects develop systemic symptoms of anaphylaxis. This is an allergic condition and different people react in different ways to allergic conditions.
Wiki User
∙ 9y ago
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Why are some minibeasts poisonous and some not?
Some insects develop poisonous bites as a defense mechanism. Other insects develop alternative ways of defending themselves from predatory insects and animals.
What are some animals that develop by complete metamorphosis?
Insects
Is cypermethrin a systemic insecticide?
Yes, cypermethrin is a systemic insecticide.Specifically, a systemic insecticide controls insects by disrupting the pests' life-sustaining processes and structures. In the case of cypermethrin, it is a case of attacking the central nervous system. The results will include paralysis or uncoordinated movements which ultimately lead to death.
How does insecticide get on insects?
Atmospheric drift and surface or systemic contact are ways by which insecticide gets on insects. Atmospheric drift describes the movement of granules and particles -- beyond the target -- in breezes and winds. Surface contact references to the brushing of insects against granules in soil or particles on foliage whereas systemic contact refers to the ingestion of particles while the insect in question feeds upon a plant's internal, life-sustaining liquids.
Why do insects search galls in the fall season?
To eat or lay eggs to develop into larvae. galls in saplings are caused by insects
When do the insects that undergo incomplete metamorphosis develop their wings?
when they r lage enough
What lawn care supplies can get rid of bugs that eat grass?
Pesticides and insecticides can eliminate pesky insects that eat grass. There are two types of insecticides: topical and systemic. Topical insecticides are sprayed or sprinkled on the grass and kill insects on contact. Systemic insecticides are chemicals that are ingested by an insect from the roots of the plant. They only kill the insect after it has eaten it. http://www.lakejemfarms.com/blog/posts/herbicides-and-pesticides-what-to-use.html
What insects on the stem are sucking the life from my blackeyed susans How should I treat?
sounds like aphids. you can try to spray them with diluted soap water or buy a systemic bug killer.
Why are systemic insecticides better than common insecticides?
They are not always better. it is dependant upon insect, application site & circumstances. That only describes mode of action. What is important is results & what is actually best for the situation considerring all factors. Answer A systemic insecticide works from within the sap of the plant so lasts longer than a contact insecticide that only kills the insects on the plant at the time. A systemic insecticide does not affect the predators of the sap suckers.
Does the flower of the banana become the banana?
Yes, the flowers attract insects that cross-fertilize the flowers, and the bananas then develop.
Why d0 insects lay many eggs?
Because many will fail to develop, or die, or be eaten before they can reach maturity.
How many generations did it take for you to develop your insects?
It usually takes about three generations it depends on what insect is.Some do not even have stages.
