Once living organisms reach a balance with their environment, they do not undergo any more natural
selection. Indicate whether the statement is true or false.
ANS: F
Evolution is happening constantly. Organisms continue to evolve, adapt and change. Natural selection
is dynamic and ongoing. Information can be found in the section The Concept of Evolution Helps
Explain Life in the Ocean.
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The former Yugoslavia has fragmented into how many independent nation-states?
A) seven
B) three
C) four
D) six
E) five
Is the stream terrace north of the Souris River of uniform width? If not, describe the pattern.
The following questions are based on Map T-4, the “Voltaire, North Dakota” topographic map (scale 1:24,000; contour interval 5 feet). You may also want to look at Figure 40-4 on page 280, a stereogram of this same area. The Souris River has downcut into the glacial outwash deposits along its course leaving stream terraces (48°06'23"N, 100°48'05"W). What will be an ideal response?
When a basketball player jumps to make a shot, once his or her feet are off the ground, the jumper's acceleration
A) depends on launch speed. B) varies with body orientation. C) is usually greater for taller players (but not always). D) depends on all the above. E) is g, no more, no less.
?Scientists are human and not always free of bias about their own results and hypotheses.
Answer the following statement true (T) or false (F)