I found this quiz in a (virtual) pile of things from my first year at university. Have fun! Answers and more questions tomorrow. (The answers may surprise you, unless you really dig in to the logic.)
1. Either auxins are proteins or petioles grow on auxins. If auxins are
proteins then petioles grow on auxins. Therefore:
(A) Petioles grow on auxins
(B) Either auxins are not proteins or petioles do not grow on auxins
(C) If petioles grow on auxins then auxins are proteins
(D) Auxins are not proteins
(E) Auxins are petioles
(F) Auxins are proteins and petioles do not grow on auxins
2. Whelks are more colorful than periwinkles. Whelks are less colorful
than abalones. Therefore:
(A) Whelks are the most colorful of the three animals
(B) Periwinkles are more colorful than abalones
(C) Periwinkles are the least colorful of the three animals
(D) Periwinkles are the most colorful of the three animals
(E) Abalones are the least colorful of the three animals
(F) Whelks are the least colorful of the three animals
3. Worms move slower than lice and worms are smaller than mice. Worms
move faster than mice and worms are larger than lice. Therefore:
(A) Worms move the fastest and are the largest of the three animals
(B) Mice move faster than lice
(C) Mice are smaller than lice
(D) Lice move the fastest and are the largest of the three animals
(E) Lice move the fastest and are the smallest of the three animals
(F) Mice move the fastest and are the largest of the three animals
4. No individual is a tapir. Therefore:
(A) All individuals are not tapirs
(B) All individuals are tapirs and monkeys
(C) No individuals are tapirs
(D) All individuals are tapirs
(E) No individuals are not tapirs
(F) Some individuals are tapirs
5. Either birch thrive or sage die. Birch do not thrive. Therefore:
(A) Birch thrive if and only sage die
(B) Sage do not die
(C) If sage die then birch thrive
(D) Birch thrive and sage die
(E) Sage die
(F) Birch thrive and sage do not die
6. If amnions are red the chick embryos shrink. Amnions are not red and
chick embryos shrink. Therefore:
(A) If chick embryos shrink then amnions are red
(B) Amnions are red
(C) Amnions are red and chick embryos shrink
(D) Chick embryos do not shrink
(E) Amnions are red and chick embryos do not shrink
(F) Amnions are not red
7. Manatees are reptiles if and only if lemurs are birds. Therefore:
(A) If manatees are reptiles then lemurs are birds
(B) Manatees are not reptiles and lemurs are birds
(C) Manatees are reptiles and lemurs are not birds
(D) Manatees are reptiles
(E) Manatees are not reptiles
(F) Lemurs are birds
8. Pink rays are not carnivores. Therefore:
(A) If pink rays are carnivores then remoras ride pink rays
(B) Pink rays are carnivores
(C) Remoras ride on pink rays
(D) Pink rays are carnivores and remoras do not ride on pink rays
(E) Pink rays are carnivores and remoras ride on pink rays
(F) Either pink rays are carnivores or remoras ride on pink rays
9. All individuals are neither zebras nor rotifers. Therefore:
(A) All individuals are zebras
(B) All individuals are rotifers
(C) All zebras are rotifers
(D) No individuals are zebras
(E) Some individuals are zebras
(F) All individuals are not zebras and rotifers
10. Either tropisims occur in apes or taxes occur in bees. Tropisms
occur in apes and taxes occur in bees. Therefore:
(A) Taxes do not occur in bees
(B) Tropisms occur in apes and taxes do not occur in bees
(C) Tropisms occur in apes
(D) If tropisms occur in apes then taxes do not occur in bees
(E) Tropisms do not occur in apes
(F) Either tropisms do not occur in apes or taxes do not occur in bees
Fun, right?
(I have a note that the author of this quiz is William Bart at the University of Minnesota, but I cannot confirm this.)