Poly-chlorinated biphenyls (PCBs) are considered persistent chemicals because they do not biodegrade after being released into the environment.
Answer the following statement true (T) or false (F)
True
Chemicals are considered persistent if they are resistant to being broken down by biological or chemical means once released into the environment.
Environmental & Atmospheric Sciences
You might also like to view...
Generally, the greater the speed, the greater the ____
a. wavelength b. wave period c. wave trough d. wave type e. water depth
Environmental & Atmospheric Sciences
In which of the following molecules does the carbon atom have a nearly tetrahedral distribution of electron density?
A) C2H2 B) C2H4 C) C2H6 D) none of these
Environmental & Atmospheric Sciences
Hunters and gathers did leave their mark on the natural environment as stated by the Pleistocene overkill hypothesis
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
Describe the various methods used to desalinate seawater
What will be an ideal response?
Environmental & Atmospheric Sciences