Download 5 chapter_test_b 5 chapter_test_b

Name ______________________________ Class___________________Date__________________
Assessment
Chapter Test B
The Evolution of Living Things
USING KEY TERMS
Use the terms from the following list to complete the sentences below. Each term
may be used only once. Some terms may not be used.
evolution
fossils
speciation
selective breeding
trait
natural selection
offspring
selection
resistant
1. The slow process of change through natural selection or genetic change is
known as ______________________.
2. The formation of new species as a result of evolution is called
_____________________.
3. Evidence of common ancestors can be found in ______________________
and living organisms.
4. Insects surviving an attack by insecticides are more likely to have offspring
who are insecticide ______________________.
5. Farmers and animal breeders choose to breed animals with desirable traits in a
process known as ______________________.
6. When an organism with a gene that helps it survive and reproduce actually
reproduces, the process of ______________________ occurs.
UNDERSTANDING KEY IDEAS
Write the letter of the correct answer in the space provided.
_____ 7. A characteristic that improves an organism’s ability to survive is a(n)
a. adaptation.
b. inherited variation.
c. reproduction.
d. breeding.
_____ 8. Darwin could not answer all of the questions regarding his new theory,
because he did not know about
a. adaptation.
b. inherited variation.
c. reproduction.
d. genetics.
Original content Copyright © by Holt, Rinehart and Winston. Additions and changes to the original content are the responsibility of the instructor.
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The Evolution of Living Things
Name ______________________________ Class___________________Date__________________
Chapter Test B continued
_____ 9. The fact that an organism’s offspring are not identical is known as
a. adaptation.
b. inherited variation.
c. reproduction.
d. genetics.
_____ 10. Minerals seeping into an organism’s remains form
a. sediments.
b. imprints.
c. layers.
d. fossils.
_____ 11. Darwin theorized that individuals having an advantage due to their
traits or abilities will be more likely to survive and reproduce. His
theory is known as
a. evolution.
b. speciation.
c. adaptation.
d. natural selection.
12. Describe the four parts of natural selection.
_______________________________________________________________
_______________________________________________________________
_______________________________________________________________
_______________________________________________________________
13. What is the main reason that Earth’s fossil record is incomplete?
_______________________________________________________________
_______________________________________________________________
14. When fossils do not provide enough information, how do scientists study the
ancestry of modern organisms?
_______________________________________________________________
_______________________________________________________________
_______________________________________________________________
Original content Copyright © by Holt, Rinehart and Winston. Additions and changes to the original content are the responsibility of the instructor.
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The Evolution of Living Things
Name ______________________________ Class___________________Date__________________
Chapter Test B continued
15. Scientists believe that whales evolved from land-based mammals. What three
pieces of evidence support this possibility?
_______________________________________________________________
_______________________________________________________________
_______________________________________________________________
_______________________________________________________________
CRITICAL THINKING
16. Explain the relationship between competition for mates and natural selection.
_______________________________________________________________
_______________________________________________________________
_______________________________________________________________
_______________________________________________________________
_______________________________________________________________
17. Imagine that you have two male frogs that appear similar but have very
different markings. What could you look at to help you decide if the frogs’
ancestors once belonged to the same species?
_______________________________________________________________
_______________________________________________________________
_______________________________________________________________
18. Scientists and physicians have growing concerns that modern medicines and
chemicals will create varieties of bacteria and pests that are ever more difficult
to destroy. Explain the process by which this could happen.
_______________________________________________________________
_______________________________________________________________
_______________________________________________________________
_______________________________________________________________
_______________________________________________________________
Original content Copyright © by Holt, Rinehart and Winston. Additions and changes to the original content are the responsibility of the instructor.
Holt Science and Technology
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The Evolution of Living Things
Name ______________________________ Class___________________Date__________________
Chapter Test B continued
CONCEPT MAPPING
19. Use the following terms to complete the concept map below:
ancient mammals
related
adaptations
separation
fossils
species
DNA and traits
whales
Original content Copyright © by Holt, Rinehart and Winston. Additions and changes to the original content are the responsibility of the instructor.
Holt Science and Technology
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The Evolution of Living Things