Review Questions
Review Questions
1. What feature clearly distinguishes kingdom Monera from other kingdoms?
(A) All monerans are prokaryotes.
(B) All monerans are eukaryotes.
(C) Monerans have a cell wall, whereas other organisms only have cell membranes.
(D) Monerans are angiosperms, whereas all other organisms are gymnosperms.
(E) All monerans exhibit radial cleavage.
2. An autotrophic organism might
(A) engage in photosynthesis
(B) consume the organic nutrients in other living organisms
(C) be a fungus
(D) not be able produce its own organic nutrients
(E) not require an external source of energy for metabolism
3. Which of the following has a chitinous cell wall?
(A) Spider
(B) Fungi
(C) Slime mold
(D) Euglena
(E) Cnidarian
4. All of the following are phylogenetic clues used by taxonomists to classify animals EXCEPT
(A) motility
(B) body symmetry
(C) pattern of embryonic development
(D) similarity of molecular clocks
(E) complexity of tissue organization
5. As plants adapted to terrestrial living, they developed all of the following EXCEPT
(A) seeds
(B) phloem
(C) flowers
(D) xylem
(E) spores
6. According to the heterotroph hypothesis,
(A) anaerobic and aerobic organisms evolved simultaneously
(B) photosynthetic autotrophs evolved first, since they required only energy from the sun and simple molecules from the environment
(C) autotrophs evolved before a carbon source was made available
(D) anaerobic heterotrophs evolved first
(E) chemosynthesis was critical to the evolution of heterotrophic organisms
7. Which of the following best characterizes Lamarckian evolution?
(A) Evolutionary change happens instantaneously.
(B) An animal that draws on a particular trait very often passes that trait on in reduced form to offspring because of overuse.
(C) The function of a body part plays no part in evolution.
(D) Acquired traits can be passed down from parent to offspring.
(E) Selection pressures push evolutionary change.
8. A river switches course and splits a population into two populations that cannot interbreed. What is likely to occur?
(A) Speciation
(B) Adaptive radiation
(C) Convergent evolution
(D) Natural selection
(E) Lamarckian evolution
9. Weather patterns on earth suddenly change, and the temperature in Alaska becomes much colder. Among the penguins, a few individuals have an extra layer of fat that allows them to function more efficiently in the cold. This is an example of
(A) speciation
(B) evolution
(C) natural selection
(D) divergent evolution
(E) convergent evolution
10. An organism that lays hard eggs and gives little parental care to its offspring is a(n)
(A) prokaryote
(B) vertebrate
(C) amphibian
(D) reptile
(E) bird
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