What is a heterotroph?
A) An organism that creates its own food
B) An organism that eat other organism
C) An organism the conducts chemosynthesis
D) An organism that remains plankton for its entire life
B
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Which of the following describes the best thing to do when you are caught in a thunderstorm in an open field?
A. run for cover under the nearest tree B. remove all metallic objects from your pockets C. crouch down as low as possible but minimize contact with the ground D. lie down flat on the ground
What is the role of heat as an agent of metamorphism? What are the heat sources available for the
creation of metamorphic rocks? What will be an ideal response?
Dense fog is hazardous because it: a. reduces the visibility
b. increases the wind chill index. c. increases the dew point temperature. d. None of these choices.
In 2010, the Clean Air Act
A) was repealed. B) was severely weakened by the Congress in a new bill that was ultimately vetoed by the President C) cost $27 billion to implement, but saved an estimated $110 billion. D) resulted in some 4 million lost works days. E) cost more to implement than it saved, giving critics new fodder to attack the law.