This topic contains a solution. Click here to go to the answer

Author Question: Some plastics accumulate poisons such as DDT and PCBs to levels as high as a ________ times their ... (Read 62 times)

panfilo

  • Hero Member
  • *****
  • Posts: 572
Some plastics accumulate poisons such as DDT and PCBs to levels as high as a ________ times their concentrations in seawater.
 
  A) fifty
  B) one hundred
  C) one thousand
  D) one million
  E) one billion

Question 2

Two dominant organisms of the rocky shore found high on the rocks of the intertidal zone are ________.
 
  A) buckshot barnacles and limpets
  B) goose barnacles and mussels
  C) keyhole limpets and Irish moss
  D) periwinkle snails and kelp
  E) sea anemones and hermit crabs



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

JCABRERA33

  • Sr. Member
  • ****
  • Posts: 344
Answer to Question 1

D

Answer to Question 2

A




panfilo

  • Member
  • Posts: 572
Reply 2 on: Aug 22, 2018
Wow, this really help


amit

  • Member
  • Posts: 364
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

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.

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

For a complete list of videos, visit our video library