A ___________ pesticide does not degrade after being sprayed and remains in the environment for years causing long-term problems.

Fill in the blank(s) with the appropriate word(s).


persistent

Environmental & Atmospheric Sciences

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A landmass in the Precambrian made up of North America, Greenland, parts of northwestern

Scotland, and perhaps some of the Baltic shield of Scandinavia:a. Gondwana d. Pangaea b. Laurentia e. Antarctica c. Rodinia

Environmental & Atmospheric Sciences

How many different hydrocarbons are typically found a sample of unrefined petroleum?

A) about 5 B) about 50 C) about 100 D) over a 1000

Environmental & Atmospheric Sciences

Between each period of maximum ice advance, known as a glacial period, a warmer time called a(n) _______________ period occurred

Fill in the blank(s) with correct word

Environmental & Atmospheric Sciences

The religion most dominant in central Africa is:

A) Roman Catholicism B) Hinduism C) Islam D) Protestant

Environmental & Atmospheric Sciences