« previous next »

Author Question: You study two insect food chains, one with a parasitic wasp laying its eggs in an herbivorous ... (Read 155 times)

EY67

  • Hero Member
  • *****
  • Posts: 531
on: Jul 16, 2018
You study two insect food chains, one with a parasitic wasp laying its eggs in an herbivorous caterpillar and the other with a praying mantis eating an herbivorous meadow grasshopper If a persistent insecticide were applied to the plants in these
 
  systems, where would we expect to find the high concentrations due to biomagnification? A) The grasshopper and caterpillar
  B) The praying mantis and caterpillar
  C) The caterpillar and parasitic wasp
  D) The praying mantis and parasitic wasp

Question 2

Which of the following best illustrates the sustainable use of a resource?
 
  A) Coal mines in West Virginia remove the tops of mountains to extract large amounts of coal.
  B) Fishing industries improve their methods and now remove more than 90 of the fish in a region.
  C) Huge windmills in Texas are able to capture 50 of the wind energy in a specific region.
  D) Corporations are converting their company automobiles from gasoline to cheaper natural gas.


abro1885

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 16, 2018
Answer to Question 1

D

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Lynx-hare interactions have served as a model system for the study of the effects o Lynx-hare interactions have served as a model system for the study of the effects o
Frog eggs Frog eggs
Airplane Food Airplane Food
Examples of Scenarios Involving Nonmoral, Impersonal Moral, and Personal Moral Judgments from the St Examples of Scenarios Involving Nonmoral, Impersonal Moral, and Personal Moral Judgments from the St
Many countries do not produce enough food and need to import food from the United States Many countries do not produce enough food and need to import food from the United States
Biological control agent: a commercially raised parasitoid wasp about to deposit a fertilized egg in Biological control agent: a commercially raised parasitoid wasp about to deposit a fertilized egg in
Video: Non-polar compounds - insolubility

For a complete list of videos, visit our video library