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cbrd43
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module2
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1992-01-01
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241 lines
NEW SET
A
Type the letter of the best answer.
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1
1. In which of the following is the human female unique among mammals?
(A) mammary glands
(B) long weaning period
(C) prolonged menstrual flow
(D) ovum with little yolk
(E) hormone controlled ovulation
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c
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2
Correct.
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wrong answer explanation
2
(C) The human female's menstrual period is marked by an extremely
pronounced, bloody flow.
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2
2. The biome containing the greatest number of species is the:
(A) tundra
(B) taiga
(C) tropical rain forest
(D) northern rain forest
(E) desert
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c
0
3
Correct.
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wrong answer explanation
3
(C) Tropical rain forests contain greater diversity and abundance
of organisms than any other biome.
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3
3. Two animals belong to the same species if they:
(A) can live together in a similar environment
(B) can mate and produce fertile descendants
(C) have similar nutritional requirements
(D) show a very close resemblance
(E) have a common ancestor
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b
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4
Correct.
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wrong answer explanation
4
(B) Living things belonging to the same species exhibit the ability to mate
with one another, producing fertile offspring.
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4
4. Most of the water carried to the leaves of plants travels through the:
(A) lenticles
(B) cambium cells
(C) phloem
(D) xylem
(E) periderm
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d
0
B
Correct.
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wrong answer explanation
B
(D) Xylem is a vascular tissue that conducts water from the roots upward
to all areas of the plant.
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NEW SET
B
For each question, indicate whether:
(A) choices 1, 2, and 3 are correct
(B) only choices 1 and 2 are correct
(C) only choices 2 and 3 are correct
(D) only choice 1 is correct
(E) only choice 3 is correct
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1
5. An organ that produces both enzymes(s) and hormone(s) is the:
(1) pancreas
(2) small intestine
(3) large intestine
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b
0
2
Correct.
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wrong answer explanation
2
(B) The pancreas and small intestine produce both enzyme(s) and hormone(s).
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2
6. Parasitic fungi cause severe and serious diseases in humans. A
representative affliction is:
(1) hepatitis
(2) hookworm
(3) ringworm
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e
0
3
Correct.
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wrong answer explanation
3
(E) Ringworm is marked by scaly, itchy, ring-shaped patches on the skin.
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3
7. The correct food chain sequence is:
(1) fish, man, algae, insect larvae
(2) algae, fish, insect larvae, man
(3) algae, insect larvae, fish, man
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e
0
C
Correct.
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wrong answer explanation
C
(E) A green plant starts a food chain.
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NEW SET
C
Below are five types of evidence supporting the theory of evolution:
(A) embryological evidence
(B) fossil evidence
(C) homologous structure evidence
(D) vestigial organ evidence
(E) physiological evidence
For each question, select the type of evidence most closely related to it.
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1
8. The wing bones of a bird resemble the bones in the foreleg of a cow.
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c
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2
Correct.
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c
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2
Correct.
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wrong answer explanation
2
(C) They reveal a similar morphology under x-ray examination.
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2
9. Tissue fluids of man and ape are chemically similar.
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e
0
3
Correct.
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wrong answer explanation
3
(E) The chemical makeup of tissue fluids suggests a common ancestry.
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3
10. Archaeopteryx, a primitive bird, had teeth and claws.
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b
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4
Correct.
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wrong answer explanation
4
(B) Archaeopteryx is a link between Reptilia and Aves.
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4
11. Indications of gill slits occur in the early development of mammals.
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a
0
5
Correct.
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wrong answer explanation
5
(A) This suggests that the common ancestor lived in the sea.
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5
12. Few people can move their ears, though all of us possess muscles for
that purpose.
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d
0
D
Correct.
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wrong answer explanation
D
(D) This suggests loss of a function.
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NEW SET
D
Type the letter of the best answer.
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1
13. Repeated rapid mitotic division of a fertilized egg is called:
(A) cleavage
(B) reduction division
(C) conjugation
(D) gametogenesis
(E) differentiation
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a
0
E
Correct.
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wrong answer explanation
E
(A) The process of repeated mitotic cell divisions by which the fertilized
egg develops into the multicellular embryo is known as cleavage.
end