DDT, PCBs, atrazine, bisphenol-A, and phthalates are all examples of ____.

A. insecticides
B. hormonally active agents
C. estrogens
D. androgens
E. plastic additives


Answer: B

Environmental & Atmospheric Sciences

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Greenhouse gases can survive in the atmosphere for different amounts of time, which is known as ________.

A. decay curve B. abundance factor C. atmospheric lifetime D. global warming potential

Environmental & Atmospheric Sciences

Between a river and its floodplain, you might find ________

A) natural levees B) deltas C) distributaries D) meanders

Environmental & Atmospheric Sciences

Compare and contrast the Moon's maria and highlands

What will be an ideal response?

Environmental & Atmospheric Sciences

Endemic species _____

A) are generalist organisms B) cause disease C) are invasive species that cause extinction D) are found only in one place on the planet

Environmental & Atmospheric Sciences