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Biology 11
Name: __________________
Unit 2: Evolution
Unit 2 Practice Test
M. Harvey 2014
Date: ____________
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Multiple Choice: * Please choose the best answer (1 mark each)
1. The first scientist to recognise that organisms are adapted to their environment is
a) Darwin
b) Lamarck
c) Aristotle
d) Wallace
2. The person who has contributed the most to our current understanding of evolution
is
a) Darwin
b) Lamarck
c) Aristotle
d) Wallace
3. Darwin did NOT use the following to help him develop this evolutionary theory
a) Drawing pictures
b) Writing in his journal
c) Discussing with Aristotle
d) Collecting evidence
4. Darwin based his theory on the information he collected in
a) The Galápagos’ Islands
b) The Hawaiian Islands
c) England
d) South America
5. Nucleotides do not include
a) Double helix
b) 5-carbon sugar
c) Phosphate
d) Nitrogenous base
Biology 11
Name: __________________
Unit 2: Evolution
M. Harvey 2014
Date: ____________
6. Which two nitrogenous bases are part of the purine group?
a) Adenine and Thymine
b) Thymine and Guanine
c) Cytosine and Guanine
d) Adenine and Guanine
7. A group of individuals occupying a given area is a
a) Species
b) Population
c) Bottleneck effect
d) Gene pool
8. The ability of an individual to survive and reproduce in its specific environment
a) Gene flow
b) Genetic drift
c) Fitness
d) Adaptation
9. The movement of fertile individuals through immigration or emigration
a) Gene flow
b) Genetic drift
c) Fitness
d) Adaptation
10. Any inherited characteristic that increases an organism’s chance of survival
a) Gene flow
b) Genetic drift
c) Fitness
d) Adaptation
11. Which of the following is NOT a type of adaptation
a) Structural
b) Geographical
c) Behavioural
d) Physiological
Biology 11
Name: __________________
Unit 2: Evolution
M. Harvey 2014
Date: ____________
12. Which following terms are correctly matched?
a) Convergent evolution and homologous structures
b) Convergent evolution and analogous structures
c) Divergent evolution and analogous structures
d) None of the above
Matching (1 mark each)
Term
___ 13. Replication
___ 14. Haploid
___ 15. Speciation
___
___
___
___
___
16.Punctuated equilibrium
17. Gradualism
18. Adenine and Thymine
19. Thymine and Cytosine
20. Variation
___ 21. Viable offspring
___ 22. Phenotype
Description
a) Sexual reproduction and mutation
contribute to this
b) Weak hydrogen bonds help this occur
c) Organisms are always gradually
evolving
d) Complementary base pairs
e) Sex (sperm and egg) cells
f) Expressed characteristics
g) Pyrimidine group
h) Populations separate into two unique
species
i) Fertile (able to reproduce)
j) Evolution due to large environmental
changes
Long answer:
23. Draw and label a model of DNA. Include 2 complementary base pairs (10
marks).
Biology 11
Name: __________________
Unit 2: Evolution
M. Harvey 2014
Date: ____________
24. What is the role of DNA in evolution (4 marks)?
25. What are the 5 agents of evolutionary change? Give a brief description of each
agent (10 marks).
Biology 11
Name: __________________
Unit 2: Evolution
M. Harvey 2014
Date: ____________
26. Compare and contrast convergent evolution and divergent evolution (4 marks).
27. Complete the following table to compare and contrast the theories of Lamarck
and Darwin (8 marks).
Lamarck
Speed of evolution
Role of environment
Role of organism
Similarities
Darwin
Biology 11
Name: __________________
Unit 2: Evolution
M. Harvey 2014
Date: ____________
28. What are the three types of adaptations an organism can make? Give an
example of each (6 marks).
29. What is the difference between gradualism and punctuated equilibrium (4
marks)?
Biology 11
Name: __________________
Unit 2: Evolution
M. Harvey 2014
Date: ____________
30. “Survival of the fittest” has sometimes been used to refer to Darwin’s theory
of natural selection. Why might the phrase “elimination of the unfit” be more
appropriate (4 marks)?
31. How would Lamarck explain a giraffe’s neck getting longer (4 marks)?
32. How would Darwin explain a giraffe’s neck getting longer (4 marks)?