BSC 1011 EXAM 2 QUESTIONS WITH VERIFIED ANSWERS
In animal cells and in the meristem cells of land plants, the nuclear envelope
disintegrates during mitosis. This disintegration does not occur in the cells of most
protists and fungi. According to our current knowledge of plant evolution, which group of
organisms should feature mitosis most similar to that of land plants? - Answers -
charophytes
Which taxon is essentially equivalent to the "embryophytes"? - Answers - Plantae
The leaflike appendages of moss gametophytes may be one to two cell layers thick.
Consequently, which of the following is least likely to be found associated with such
appendages? - Answers - stomata
A botanist discovers a new species of plant in a tropical rain forest. After observing its
anatomy and life cycle, he notes the following characteristics: flagellated sperm, xylem
with tracheids, separate gametophyte and sporophyte generations with the sporophyte
dominant, and no seeds. This plant is probably most closely related to? - Answers -
ferns
All of the following cellular structures are functionally important in cells of the
gametophytes of both angiosperms and gymnosperms except? - Answers - chloroplasts
Which of the following statements is true of the pine life cycle? - Answers - Conifer
pollen grains contain male gametophytes.
Which of the following is a characteristic of all angiosperms? - Answers - double internal
fertilization
Which part of a plant absorbs most of the water and minerals taken up from the soil? -
Answers - root hairs
Which of the following cell types is least likely to be capable of cell division? - Answers -
functional tracheid cell in a stem
A person working with plants may reduce the inhibition of apical dominance by auxin via
which of the following? - Answers - pruning shoot tips
In flowering plants, pollen is released from the? - Answers - anther
Which of the following "vegetables" is botanically a fruit? - Answers - green beans
At some time during their existence, bryophytes may feature? - Answers - sporangia
In animal cells and in the meristem cells of land plants, the nuclear envelope
disintegrates during mitosis. This disintegration does not occur in the cells of most
protists and fungi. According to our current knowledge of plant evolution, which group of
organisms should feature mitosis most similar to that of land plants? - Answers -
charophytes
Which taxon is essentially equivalent to the "embryophytes"? - Answers - Plantae
The leaflike appendages of moss gametophytes may be one to two cell layers thick.
Consequently, which of the following is least likely to be found associated with such
appendages? - Answers - stomata
A botanist discovers a new species of plant in a tropical rain forest. After observing its
anatomy and life cycle, he notes the following characteristics: flagellated sperm, xylem
with tracheids, separate gametophyte and sporophyte generations with the sporophyte
dominant, and no seeds. This plant is probably most closely related to? - Answers -
ferns
All of the following cellular structures are functionally important in cells of the
gametophytes of both angiosperms and gymnosperms except? - Answers - chloroplasts
Which of the following statements is true of the pine life cycle? - Answers - Conifer
pollen grains contain male gametophytes.
Which of the following is a characteristic of all angiosperms? - Answers - double internal
fertilization
Which part of a plant absorbs most of the water and minerals taken up from the soil? -
Answers - root hairs
Which of the following cell types is least likely to be capable of cell division? - Answers -
functional tracheid cell in a stem
A person working with plants may reduce the inhibition of apical dominance by auxin via
which of the following? - Answers - pruning shoot tips
In flowering plants, pollen is released from the? - Answers - anther
Which of the following "vegetables" is botanically a fruit? - Answers - green beans
At some time during their existence, bryophytes may feature? - Answers - sporangia
