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WorksheetsPHIL 109 4/16/24
Total questions: 4
Worksheet time: 3mins
Name
Class
Date
1.
What is the relationship between "Some birds are aggressive" and "Some birds are not aggressive"?
a)
Contrary
b)
Converse
c)
Subcontrary
d)
Contradictory
2.
If "Some birds are aggressive" is true, what is the logical status of "Some birds are not aggressive"?
a)
True
b)
False
c)
Undetermined
3.
What is the contradictory of "Some birds are aggressive"?
a)
All birds are aggressive.
b)
Some birds are not aggressive.
c)
Some aggressive things are not birds.
d)
No bird is aggressive.
4.
Which proposition is logically equivalent to "Some birds are aggressive"?
a)
Some non-aggressive things are non-birds.
b)
All birds are non-aggressive things.
c)
Some birds are not non-aggressive things.
d)
Some aggressive things are non-birds.
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