UARK POB shadwick final (chapter
questions and Answers)
1. Which of the following statements is NOT true about alternation of generations life cycle?
A. Meiosis produces spores that are haploid.
B. Spores develop into the gametophyte generation.
C. The gametophyte produces eggs and sperm.
D. When the sperm fertilizes the egg, a zygote results that develops into the sporophyte.
E. The sporophyte generation produces gametes by mitosis in structures called sporangia. -
-E
-2. Which sequence is correct in the life cycle of alternation of generations?
A. gametophyte → gametes → spores → sporophyte
B. gametophyte → gametes → zygote → spores → sporophyte
C. gametophyte → spores → gametes → zygote → sporophyte
D. gametophyte → gametes → zygote → sporophyte → spores - -D
-3. A major evolutionary trend among plants is
A. a reduction in the size of the gametophyte and an increase in the size of the sporophyte.
B. a reduction in the size of the sporophyte and an increase in the size of the gametophyte.
C. an increase in the size of both the sporophyte and the gametophyte.
D. a decrease in the size of both the sporophyte and the gametophyte. - -A
-4. Which of the following is NOT a significant event in the evolution of plants?
A. protection of the embryo
B. evolution of vascular tissue
C. evolution of the seed
D. evolution of the flower
E. evolution of the blastula - -E
-5. In the moss life cycle, the ______ generation is dominant.
A. haploid gametophyte
B. diploid gametophyte
C. diploid sporophyte
D. diploid antheridium - -A
-6. Which life cycle phase is diploid in moss?
,A. sporophyte generation
B. gametophyte generation
C. gametes
D. spores - -A
-7. Haploid spores are produced in the ___ of a moss.
A. antheridia
B. archegonia
C. sporangium
D. anther - -C
-8. Which of the following is a nonvascular plant that has the longest evolutionary history
on land?
A. ferns
B. bristlecone pine tree
C. moss
D. redwood tree - -C
-9. Which of the following is NOT characteristic of a fern?
A. Ferns are quite small since they lack vascular tissue
B. Fern sporophyte is the dominant generation in the fern life cycle.
C. Fern sporophyte leaves first appear in a curled-up form termed a fiddlehead.
D. Fern sporophyte is vascular. - -A
-10. In the life cycle of a fern, the zygote
A. becomes the sporophyte generation.
B. becomes the gametophyte generation.
C. undergoes meiosis.
D. is haploid. - -A
-11. In the fern life cycle, the ______ generation is dominant.
A. haploid gametophyte
B. diploid gametophyte
C. haploid sporophyte
D. diploid sporophyte - -D
-12. Which statement is NOT true about ferns?
A. The sporophyte stage lacks vascular tissue.
B. Antheridia and archegonia develop on the prothallus of the gametophyte stage.
C. Fertilization requires moisture for the sperm to swim to the egg within the archegonia.
, D. The sporophyte stage is the dominant generation. - -A
-13. The reproductive parts of an angiosperm are the
A. petals and sepals.
B. petals and stamen.
C. sepals and stamen.
D. sepals and carpel.
E. carpel and stamen. - -E
-14. During pollination in angiosperms, pollen grains will stick to the enlarged knob in the
center of the flower called the
A. stigma.
B. style.
C. ovary.
D. ovule.
E. anther. - -A
-15. Ovules are contained within the
A. ovary.
B. stigma.
C. anther.
D. filament.
E. style. - -A
-16. The stigma, style, and ovary are located in a
A. carpel.
B. sepal.
C. receptacle.
D. petal.
E. stamen. - -A
-17. The site of formation of pollen grains is in the
A. carpel.
B. sepal.
C. receptacle.
D. petal.
E. stamen. - -E
-18. Botanically, a seed is a structure developed from a(n)
A. style.
questions and Answers)
1. Which of the following statements is NOT true about alternation of generations life cycle?
A. Meiosis produces spores that are haploid.
B. Spores develop into the gametophyte generation.
C. The gametophyte produces eggs and sperm.
D. When the sperm fertilizes the egg, a zygote results that develops into the sporophyte.
E. The sporophyte generation produces gametes by mitosis in structures called sporangia. -
-E
-2. Which sequence is correct in the life cycle of alternation of generations?
A. gametophyte → gametes → spores → sporophyte
B. gametophyte → gametes → zygote → spores → sporophyte
C. gametophyte → spores → gametes → zygote → sporophyte
D. gametophyte → gametes → zygote → sporophyte → spores - -D
-3. A major evolutionary trend among plants is
A. a reduction in the size of the gametophyte and an increase in the size of the sporophyte.
B. a reduction in the size of the sporophyte and an increase in the size of the gametophyte.
C. an increase in the size of both the sporophyte and the gametophyte.
D. a decrease in the size of both the sporophyte and the gametophyte. - -A
-4. Which of the following is NOT a significant event in the evolution of plants?
A. protection of the embryo
B. evolution of vascular tissue
C. evolution of the seed
D. evolution of the flower
E. evolution of the blastula - -E
-5. In the moss life cycle, the ______ generation is dominant.
A. haploid gametophyte
B. diploid gametophyte
C. diploid sporophyte
D. diploid antheridium - -A
-6. Which life cycle phase is diploid in moss?
,A. sporophyte generation
B. gametophyte generation
C. gametes
D. spores - -A
-7. Haploid spores are produced in the ___ of a moss.
A. antheridia
B. archegonia
C. sporangium
D. anther - -C
-8. Which of the following is a nonvascular plant that has the longest evolutionary history
on land?
A. ferns
B. bristlecone pine tree
C. moss
D. redwood tree - -C
-9. Which of the following is NOT characteristic of a fern?
A. Ferns are quite small since they lack vascular tissue
B. Fern sporophyte is the dominant generation in the fern life cycle.
C. Fern sporophyte leaves first appear in a curled-up form termed a fiddlehead.
D. Fern sporophyte is vascular. - -A
-10. In the life cycle of a fern, the zygote
A. becomes the sporophyte generation.
B. becomes the gametophyte generation.
C. undergoes meiosis.
D. is haploid. - -A
-11. In the fern life cycle, the ______ generation is dominant.
A. haploid gametophyte
B. diploid gametophyte
C. haploid sporophyte
D. diploid sporophyte - -D
-12. Which statement is NOT true about ferns?
A. The sporophyte stage lacks vascular tissue.
B. Antheridia and archegonia develop on the prothallus of the gametophyte stage.
C. Fertilization requires moisture for the sperm to swim to the egg within the archegonia.
, D. The sporophyte stage is the dominant generation. - -A
-13. The reproductive parts of an angiosperm are the
A. petals and sepals.
B. petals and stamen.
C. sepals and stamen.
D. sepals and carpel.
E. carpel and stamen. - -E
-14. During pollination in angiosperms, pollen grains will stick to the enlarged knob in the
center of the flower called the
A. stigma.
B. style.
C. ovary.
D. ovule.
E. anther. - -A
-15. Ovules are contained within the
A. ovary.
B. stigma.
C. anther.
D. filament.
E. style. - -A
-16. The stigma, style, and ovary are located in a
A. carpel.
B. sepal.
C. receptacle.
D. petal.
E. stamen. - -A
-17. The site of formation of pollen grains is in the
A. carpel.
B. sepal.
C. receptacle.
D. petal.
E. stamen. - -E
-18. Botanically, a seed is a structure developed from a(n)
A. style.
