Exam (elaborations)
Bio 182 Exam 1 Cog books Practice Exams questions with verified answers
- Course
- BIO 182
- Institution
- Arizona State University
Bio 182 Exam 1 Cog books Practice Exams questions with verified answers
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Bio 182 Exam 1 Cog books PracticeExams questions with verified answers
True or False? Biodiversity on Earth will likely decrease in the near future. - correct answer ✔✔False
True or False? Scientists believe in evolution even though they currently lack evidence for the theory. -
correct answer ✔✔False
Opposition to irrational numbers was based on evidence that such numbers cannot exist. - correct
answer ✔✔False - (No direct evidence for or against irrational numbers was used to oppose the idea. A
religious belief based on faith was used instead.)
Opposition to irrational numbers stemmed from a worldview involving naturalistic evolution. - correct
answer ✔✔False - (A creationist worldview was the reason for opposing irrational numbers.)
The belief that irrational numbers cannot exist reflects religion more than science. - correct answer
✔✔True - (The notion that God(s) created a perfect world is the product of a religion)
Modern mathematicians accept irrational numbers because such numbers provide more accurate
solutions to problems than whole numbers do. - correct answer ✔✔True - (irrational numbers are used
because they enhance calculations of measurable properties, such as the area of a circle).
The scientific method relies on ____________.
models
observations
experiments
all of the above - correct answer ✔✔all of the above
, A model is a formal description of a scientific hypothesis. Which of the following types of models
provides the most precise description of a hypothesis?
verbal
graphical
mathematical
All of the above are equally precise - correct answer ✔✔mathematical
An experiment enables one to demonstrate that a correlation between two variables results from cause
and effect.
True
False - correct answer ✔✔True
A well designed experiment ____________.
a. controls for environmental and genetic factors.
b. involves replication of experimental subjects.
c. randomizes experimental subjects among treatments.
d. achieves all of the above. - correct answer ✔✔d. achieves all of the above.
Biologists used induction to hypothesize that snakes use pits to see heat. - correct answer ✔✔True
Biologists used induction to predict the percentage of times that a snakes with sealed pits would choose
the cool box. - correct answer ✔✔False
Each treatment (sealed pits vs. unsealed pits) was replicated 20 times. - correct answer ✔✔False
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