Author Question: Non-persistent pesticides like organophosphates and carbamates A) will be far less likely to ... (Read 12 times)

fox

  • Hero Member
  • *****
  • Posts: 540
Non-persistent pesticides like organophosphates and carbamates
 
  A) will be far less likely to cause biomagnification and bioamplification than persistent pesticides.
  B) will produce fatal toxic effects in all producers and low-level consumers that are exposed.
  C) target only the pest species; there are no non-target kills.
  D) produce resistance in pest predators but not in the pests themselves.

Question 2

In the processes of pesticide biomagnification and bioaccumulation impacting a food chain
 
  A) the pesticide has to be non-biodegradable (persistent) for the processes to occur.
  B) the greatest levels of mortality are in the producers and first level consumers.
  C) the concentrations may not be fatal if the top consumers are very small.
  D) consumers at the top of the food chain will develop rapid pesticide resistance.



cegalasso

  • Sr. Member
  • ****
  • Posts: 295
Answer to Question 1

A

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

For a complete list of videos, visit our video library