Plastics cause significant biological damage in oceans when ________.
A) degradation rapidly releases toxins into the environment
B) plastic waste strangles seals and birds
C) pellets appear in the sediments
D) plastics degrade into DDT
E) bacteria levels increase in them
Question 2
Judge the following sentence according to the criteria given below: Beaches that were left alone after the Exxon Valdez disaster recovered more quickly and more completely than the cleaned beaches BECAUSE hot water removed the oil but also killed
most shoreline organisms. A) The assertion and the reason are both correct, and the reason is valid.
B) The assertion and the reason are both correct, but the reason is invalid.
C) The assertion is correct but the reason is incorrect.
D) The assertion is incorrect but the reason is correct.
E) Both the assertion and the reason are incorrect.
Question 3
Which of the following is considered point source pollution?
A) Fertilizers from lawns
B) Municipal sewage sludge
C) Pesticides from agriculture
D) Road oil from automobiles
E) Trash washed down storm drains
A comparison of the sizes of various chemical and biological structures, and the resolving power of
In most ecosystems, sunlight provides the ultimate source of energy to power all biological activity
DNA is biological information
Clinically Significant Drug-Drug Interactions in Dentistry
The growth of GHG emissions is greatest in the rapidly growing economies of India and China
Biological Molecules