Author Question: Non-persistent pesticides like organophosphates and carbamates A) will be far less likely to ... (Read 58 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?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

For a complete list of videos, visit our video library