The Daily Parker

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Formal operational thought, part 2

Had fun yesterday? Try these next 10:

11. All dace are platy. Some dace are cod. Therefore:

(A) All cod are not platy
(B) Some cod are not platy
(C) Some cod are platy
(D) All platy are dace
(E) All dace are not cod
(F) Some dace are not cod

12. Some skinks are plastrons. All turtles are not skinks. Therefore:

(A) All skinks are not plastrons
(B) Some turtles are skinks
(C) All turtles are plastrons
(D) Some turtles are not plastrons
(E) Some skinks are not plastrons
(F) All skinks are turtles

13. If wasps eat haploids then fly pupae are lost. Wasps do not eat
haploids and fly pupae are not lost. Therefore:

(A) Wasps eat haploids
(B) Either wasps eat haploids or fly pup‘ are lost
(C) Fly pup‘ are lost
(D) Fly pup‘ are not lost
(E) Wasps eat haploids and fly pup‘ are lost
(F) Wasps eat haploids and fly pup‘ are not lost

14. All axolotls are bream. All catfish are not bream. Therefore:

(A) All catfish are not axolotls
(B) Some axolotls are not bream
(C) Some catfish are bream
(D) All axolotls are not bream
(E) All bream are axolotls
(F) All bream are catfish

15. Some peepers are killifish. All peepers are haddock. Therefore:

(A) Some haddock are killifish
(B) All haddock are not killifish
(C) Some haddock are not killifish
(D) All haddock are peepers
(E) All peepers are killifish
(F) Some peepers are not haddock

16. All blue wombats are skates. All skates are not nymphs. Therefore:

(A) All nymphs are blue wombats
(B) Some nymphs are blue wombats
(C) All nymphs are not blue wombats
(D) Some blue wombats are not skates
(E) All skates are blue wombats
(F) Some skates are nymphs

17. Either genes grow or dodders thrive. Genes do not grow and dodders
thrive. Therefore:

(A) Genes grow if and only if dodders thrive
(B) Genes grow and dodders thrive
(C) Genes grow
(D) If dodders thrive then genes grow
(E) Genes do not grow
(F) Genes do not grow and dodders do not thrive

18. All medaka are sea horses. All orangefish are medaka. Therefore:

(A) All medaka are not orangefish
(B) All orangefish are sea horses
(C) Some medaka are not sea horses
(D) Some orangefish are not medaka
(E) All medaka are not sea horses
(F) Some orangefish are not sea horses

19. Margays are less aquatic than ocelots. Margays are more aquatic
than penguins. Pike are less aquatic than penguins. Therefore:

(A) Margays are the least aquatic of the four animals
(B) Pike are the most aquatic of the four animals
(C) Penguins are more aquatic than ocelots
(D) Ocelots are the most aquatic of the four animals
(E) Margays are the most aquatic of the four animals
(F) Penguins are the most aquatic of the four animals

20. If water dissolves fat then acetone dissolves protein. Water
dissolves fat if and only if acetone dissolves protein. Therefore:

(A) Either water dissolves fat or acetone dissolves protein
(B) Water dissolves fat
(C) Acetone dissolves protein
(D) Water does not dissolve fat
(E) Acetone does not dissolve protein
(F) If water does not dissolve fat then acetone does not dissolve
protein.

And here are the answers from yesterday: 1, a; 2, c; 3, e; 4, a; 5, e; 6, f; 7, a; 8, a; 9, f; 10, c.

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