Why are kelp forests such an important ecosystem on the North Pacific coast of North America?
a) it is highly productive in primary productivity and a habitat for many marine organisms
b) kelp is used as a biofuel
c) kelps shield organisms from the UV rays of the sun
d) kelps enable sea urchins to thrive
e) the kelp forest provides a safe surf zone
A
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Contact metamorphic rocks are typically not foliated because
A. contact metamorphism occurs from heat and not from deformation due to stress. B. contact metamorphism does not produce minerals, such as the micas, which are needed for foliation to occur. C. the parent rock does not contain the correct type of minerals to produce foliation.
All of the following are true regarding the monsoon in India and Southeast Asia EXCEPT
A. creates a winter dry season. B. greens out vegetation in the summer. C. appears in art, music, and architecture. D. begins in the north and moves south.
The Rust Belt is an example of which type of region?
a. vernacular b. formal c. nodal d. functional e. uniform
Because of atmospheric refraction, a star seen near Earth's horizon is actually ____
a. slightly higher than it appears b. slightly lower than it appears c. slightly brighter than it appears d. much further away than it appears e. much dimmer than it appears