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BIO 110 Actual Exam Questions and 100% Correct Answers Rated A+
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BIO 110 Actual Exam Questions and 100%Correct Answers Rated A+
Which of the following features helps plants live in the relatively dry terrestrial
environment?
A) Growth in a shaded area, out of direct sunlight.
B) Development of a method for transporting water to various tissues of the plant.
C) Development of a protective barrier to water loss.
D) Both choices b and c help the plant avoid desiccation. - ✔✔D) Both choices b and c
help the plant avoid desiccation.
Which of the following features are required for the success of only terrestrial plants in
dry environments?
A) chloroplasts
B) cuticle
C) vasculature
D) all of the above - ✔✔B) cuticle
Based on only the following shared characters: a cell wall composed mainly of cellulose,
storage of carbon in the form of starch, and formation of a cell plate during cytokinesis,
which of the following groups has been determined to be the closest relative of plants?
A) cannot be determined from the information provided
B) charophytes
,C) nonvascular plants
D) rhodophytes - ✔✔A) cannot be determined from the information provided
Early plants made the transition from a water-based to a land-based existence.
Occupation of land was advantageous to plants because there was direct access to
sunlight and herbivorous organisms were not yet well established. Which disadvantages
had to be overcome by all plants for terrestrial occupation?
A) The lack of any protective covering to combat desiccation.
B) The lack of vascular tissue to support upright growth.
C) The requirement of water for fertilization to occur.
D) Both choices a and b are correct - ✔✔A) The lack of any protective covering to
combat desiccation.
Because nonvascular plants do not have true vascular cells and do not produce seeds,
they are more ancient than other plants growing today.
A) True
B) False - ✔✔B) False
Fossils of plants have been found in deposits that date back to ______.
A) 70 million years ago
B) 475 million years ago
C) 250 million years ago
D) 1 billion years ago - ✔✔B) 475 million years ago
, You are wading through a shallow area and come across a multicellular photosynthetic
organism with a cellulosic cell wall, a waxy cuticle and stomata, but no vasculature. This
organism should be classified as a(n) _______________.
A) plant
B) algae
C) bacteria
D) none of the above - ✔✔A) plant
Which of the following is a major difference between nonvascular plants and seedless
vascular plants?
A) Nonvascular plant fertilization takes place in the archegonium, whereas seedless
vascular plant fertilization takes place on the surface of the gametophyte.
B) Nonvascular plants have a dominant gametophyte, whereas seedless vascular plants
have a dominant sporophyte.
C) Nonvascular plants are heterosporous, whereas seedless vascular plants are
homosporous.
D) The nonvascular plant's sporophyte grows out of the gametophyte, whereas the
seedless vascular plant's sporophyte grows separately from the gametophyte. - ✔✔B)
Nonvascular plants have a dominant gametophyte, whereas seedless vascular plants
have a dominant sporophyte.
Which of the following are characteristics of nonvascular plants?
A) The motile sperm fertilizes the egg outside of the gametangium.
B) A well-developed root system.
C) The haploid sporophyte is the prominent form.
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