Course

Introductory Biology

Study Pack

Set 47 The Biosphere

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Question 1

(Multiple Choice)

Free
Ocean currents ____ in the Northern Hemisphere and ____ in the Southern Hemisphere.  

A) circulate counterclockwise; circulate clockwise
B) move west to east; move east to west
C) move east to west; move west to east
D) circulate clockwise; circulate counterclockwise
E) undulate along a line northeast and southwest; undulate along a line southeast to northwest

Answer

Question 2

(Multiple Choice)

Free
Earth is tilted about how many degrees on its axis?  

A) 8
B) 15
C) 23
D) 30
E) 38

Answer

Question 3

(Multiple Choice)

Free
El Niño and La Niña ____.  

A) both decrease water temperatures in the eastern Pacific Ocean
B) both increase water temperatures in the eastern Pacific Ocean
C) both increase water temperatures in the Gulf of Mexico
D) cause more rain and less rain, respectively, in Australia
E) cause fewer hurricanes and more hurricanes, respectively, in the North Atlantic

Answer