Which of the following is NOT a unique
angiosperm adaptation that allowed them to
outcompete gymnosperms to become the
dominant land plants?
a. they grow faster than gymnosperms
b. pollination is assisted by insects and other
animals
c. animals assisted in seed dispersal by
consuming their fruits
d. angiosperms have non-flagellated sperm
and thus can reproduce in dry areas
e. more than one of these is NOT a unique
angiosperm adaptation that allowed them to
become the dominant land plants
Chapter Fourteen 233
D
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Four of the five answers listed below are
related by a common region of the plant body. Select the EXCEPTION.
a. leaf b. root cap c. node d. axillary bud e. stem
The adjustable ring of contractile and
connective tissues that controls the amount of light entering the eye is the a. lens. b. cornea. c. pupil. d. iris. e. retina.
The differential distribution of wing length in Drosophila, with larger wings in northern areas and
smaller wings in southern climates, provides evidence that:a. chance is the most important agent in evolutionary change. b. natural selection is the most important agent in evolutionary change. c. wing length is not a heritable trait. d. the fossil record is usually inaccurate. e. the molecular clock cannot be applied to fruit fly traits.
Which gene pair is closer together; i.e. there are fewer map units between them?
A) a ? b B) b ? c C) a ? c D) a ? b and b ? c are the same length E) a ? c and b ? c are the same length