Exam Review:
Test 2
Supplemental Instruction
Iowa State University
Leader: Julie
Course: Bio 211 (2)
Instructor: Dr. Biederman
Date:
1. Charophyceans share several key traits with land plants, which is not true?
a. Both share a distinctive type of cytokinesis
b. Both have intercellular connections known as plasmodesmata
c. Both reproduce by means of an egg and sperm
d. Julie is both their favorite SI Leader!
2. In alternation of generations the plant cycles through a “multicellular haploid
________ stage that produces _______, and a multicellular diploid ________
stage that produces ______.
a. Sporophyte, spores, gametophyte, gametes
b. Gametophyte, gametes, sporophyte, spores
c. Spore, sporophyte, gamete, gametophyte
d. Spore, gametes, sporophyte, gametophyte
3. Gametes produces in alternation of generation are eggs produced in female
structures called ______.
a. Archegonia
b. Antheridida
c. Sperm
d. Uterus
4. Sperm are produced in male structures called _____.
a. Archegonia
b. Antheridida
c. Balls
d. Ovules
5. In alternation of generation the haploid sperm cell and the haploid egg cell get
_____ to produce the diploid zygote that develops into multicelluar diploid
sporophyte stage through the process of _____.
a. Fertilized, meiosis
b. Pollinated, mitosis
c. Fertilized, mitosis
d. Pollinated, meiosis
6. Haploid cells are produced in the ____ by the process of meiosis.
a. Sporangium
b. Embryo
c. Fetus
d. Liverwort
7. This vascular tissue transports water and minerals
a. Xylum
b. Phloem
c. Move’em
d. Cilia
8. In all vascular plants the sporophyte is _____, than the gametophyte.
a. Larger
b. Smaller
c. Similar
9. A waxy cuticles is an adaptation that
a. Assists water loss
b. Helps to prevent water loss from trachepytes
c. Produces toxins to deter insects
d. Serves no purpose
10. Part of a leaf that can close and open to help assist the entrance of water or
prevent the evaporation of water from cells that make up the leaf.
a. Channel
b. Stomata
c. Cuticle
d. Lignin
11. Nearly all seedless plants are _____
a. Homosporous
b. Hetersporous
c. Transforminal
d. Conjugated
12. Megaspores are _____ gametophytes
a. Male
b. Female
c. Bisexual
d. Changing
13. _______ produce seeds that are exposed rather than enclosed in fruits.
a. Gymnosperms
b. Angiosperms
14. In nonvascular bryophytes which are larger and live longer
a. Gametophytes
b. Sporophyte
c. Is this SI session over yet?
15. What is the area of localized cell division that leads to tissue growth in plants
known as?
a. Endosymbiosis
b. Binary Fission
c. Apical Meristem
d. Chitin
16. Which of the following statements regarding the gametophyte generation of a
bryophyte is correct?
a. The gametophyte is diploid
b. The gametophyte is haploid
c. The gametophyte generation is polyploidy
d. The gametophyte generation undergoes meiosis
17. In alternation of generation the haploid sperm cell and the haploid egg cell are
_____ to produce the diploid zygote that develops into multicelluar diploid
sporophyte stage through the process of _____.
a. Fertilized, meiosis
b. Pollinated, mitosis
c. Fertilized, mitosis
d. Pollinated, meiosis
18. In ferns, sori on the underside of leaves are clusters of _____.
a. female gametophytes
b. male gametophytes
c. vascular tissue
d. sporangia
e. bisexual sporophytes
19. Homosporous plants produce
a. Spores that develop into bisexual gametophytes
b. Microspores that develop into male sporophytes
c. Megaspores that develop into male gametophytes
d. Megaspores that develop into female gametophytes
20. Vascular plants are dominated by the ___________ life cycle
a. Sporophyte
b. Antheridium
c. Archegonium
d. Gametophyte
21. Male gametangia in liverworts and ferns that produces sperm is called
a. Sori
b. Archegonium
c. Antheridia
22. Name the characteristic found in all seed plants
a. Heterospory
b. Production of flowers
c. Lack of vascular tissue
d. Having a gametophyte dominant life cycle
23. What is the term for the immature male gametophyte of seed bearing plants?
a. Megasporangium
b. Pollen grain
c. Microsporangium
d. Sori
24. What is the term for the mature male gametophyte of seed bearing plants?
a. Megasporangium
b. Pollen grain
c. Microsporangium
d. Sori
25. Where would you find the mature male gametophyte of a pine?
a. Pollen cone
b. Anther
c. Carpel
d. Ovulate cone
e. Ovary
26. In pine trees, microsporangia form ____________ microspores by ____________
of microsporocytes
a. Triploid, double fertilization
b. Diploid, mitosis
c. Diploid, meiosis
d. Haloid, mitosis
e. Haploid, meiosis
27. The large size of trees is based on the presence of _________
a. Cells
b. Wood
c. Stalks
d. Rings
28. What phylum of gymnosperms is very resistant to pollution and thus can live in
big cities?
a. Ginkophyta
b. Cycadophyta
c. Carboniferous
d. Angiosperms
29. Early gymnosperms lived in the ____________ era
a. Archaean
b. Carboniferous
c. Pteridophyta
d. Millennial
30. Match the following
a. Hornwarts
Hepatophyta
b. Liverworts
Bryophyta
c. Mosses
Antheoceropyta
31. Plants are derived from
a. Moss
b. Trees
c. Red algae
d. Green algae
32. Which is not a challenge associated with living on land?
a. Support for the body
b. Desiccation
c. Enough sunlight
d. Aerial parts of organism not in direct contact with water and minerals
33. How is pollen dispersed
a. Water
b. Wind
c. Soil
d. Pollen doesn’t need to be dispersed
34. Name some differences in pollination vs. Fertilization
35. Which is not a characteristic of a bryophyte?
a. Small
b. Live in moist environments
c. Have alternation of generations
d. All of the above are characteristics of bryophytes
Questions for after the Tuesday lecture
1. Seed plant that has flowers, produce seeds enclosed in fruits, and a seed with
endosperm.
a. Angiosperm
b. Gymnosperm
2. The primary function of a fruit is to
a. Provide food for the developing seed
b. Provide food for the developing seedline
c. Foster pollen dispersal
d. Foster seed dispersal
3. Only angiosperms have ____, while both angiosperms and gymnosperms have
____.
a. ovaries, ovules
b. ovules, ovaries
c. eggs, zygotes
d. embryos; flowers
e. sporophytes; gametophytes
4. In angiosperms, microspores develop into
a. Male sporophytes
b. Male gametophytes
c. Female sporophytes
d. Female gameotphytes
5. During pollination of angiosperms, pollen grains are transferred from the
a. Ovary to the sepal
b. Pistil to the anther
c. Stigma to the ovary
d. Anther to the stigma
6. What will develop into a seed in a flower?
a. Ovary
b. Stamen
c. Ovule
d. Style
7. A fruit is
a. A mature female gametophyte
b. An enlarged ovule
c. A thickened style
d. A mature ovary
8. Angiosperms have a distinct characteristic that distinguishes them from other
plants
a. Free-living gametophytes
b. Ovules that aren’t contained in the ovary
c. Pollen production
d. Double fertilization