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BIOLOGY 1424 SAMPLE EXAM 4

1. Microsporogenesis occurs in the:

a. Ovary
b. Pistil

c. Anther
d. Stigma

e. Filament

2. Gymnosperms are:

a. Flowering plants
b. Ferns

c. Extinct
d. Cone producing
e. None of these is correct.

3. The most common and diverse group of cone producing plants are:

a. Coniferophyta

b. Cycadophyta

c. Gnetophyta
d. Anthophyta

e. Gynkgophyta

4. A group of cone producing plants that are palm-like in appearance. This is a very old group of mostly tropical and suptropical species.

a. Coniferophyta
b. Cycadophyta

c. Gnetophyta
d. Anthophyta

e. Gynkgophyta

5. Which of the following types of xylem are most advanced and thus found in more advanced plants.

a. Tracheids

b. Vessels

c. Phloem

6. Flowers with all four whorls of floral parts are:

a. Complete
b. Incomplete

c.    Floral
c.    Imperfect
e.    Two answers is correct.

7. The haploid phase of the plant life cycle:

a. Tracheophyte
b. Sporophyte

c. Chlorophyte

d. Gametophyte
e. None of these is correct.

8. Fruit develop from the:

a. Stigma

b. Stamen

c. Ovary
d. Anther

e. Sepal

9. In flowering plants, megaspores develop:

a. Into male gametophytes.

b. Directly into seed. .

c. Into pollen grains.

d. Into female gametophytes.

e. Sporophytes

10. Which of the following floral parts would you expect to be absent from wind pollinated plants?

a. Ovary
b. Carpels

c. Stamens
d. Pistil

e. Petals

11. Which of the following floral parts is always absent from male flowers?

a. Petals

b. Carpels or pistil

c. Stamens
d. Anthers

e. Sepals

12. A set of floral parts located below the petals which is usually leaf-like:

a. Anthers
b. Sepals

c. Stamens
d. Stigmas

e. Carpels

13. The portion of the flower that contains the female gametophytes:

a. Stamens
b. Corolla

c. Anther
d. Ovary

e. Calyx

14. This group of gymnosperms include three genera, the general are very diverse and are adapted to unique habitats.

a. Ginkgo
b. Coniferophyta

c. Cycadophyta
d. Gnetophyta

e. Psilophyta

15. Members of this group produce a small prostrate thallus and produce sporophytes on elevated stalks.

a. Musci
b. Algae

       c.    Pterophyta
       d.    Hepatophyta
       e.    None of these are correct
16.   Non-vascular land plants:

a. Tracheophytes
b. Bryophytes

c. Pterophytes

d. Gymnosperms
e. All of these are non-vascular.

17. Cells, found in some bryophytes, that are specialized for the transport of water:

a. Xylem
b. Phloem

c. Parenchyma
d. Hydroids

e. Leptoids

18. Cells that fuse with a sperm nucleus to form the endosperm of flowering plant seed:

a. antipodals
b. polar nuclei

c. synergids
d. egg

e. lipodals

19. The gametophyte always produces:

a. Gametes by meiosis

b. Spores by mitosis

c. Gametes by mitosis

d. Spores by meiosis

e. None of these statements are correct

20. Bryophytes are:

a.    Flowering
b.    vascular
c.    nonvascular
d.    cone producing plants
e.    None of these are correct.

21.   The cuticle functions in:
a.    providing support for the plant
b.    photosynthesis
c.    food transport
d.    water transport
e.    preventing the evaporation of water from the plant

22.   In the moss lifecycle the spore germinates and produces a filamentous growth, the:
a.    sporophyte
b.    protonema
c.    archegonium
d.    antheridium
e.    None of these is correct

23.   The male organ of a liverwort is the:
a.    sporangium
b.    archegonium
c.    antheridium
d.    capsule
e.    None of these is correct

24.   Asexual reproductive structures common to liverworts:
a.    archegonium
b.    gemmae cups
c.    antheridium
d.    sporangia
e.    strobili

25.   Hornworts are in the division:
a.    Anthocerophyta
b.    Hepatophyta
c.    Lycophyta
d.    Pterophyta
e.    Musci

26. Bryophytes and vascular plants are alike in that:

a. both have vascular tissues

b. in both the zygote is retained in the female sex organ

c. neither requires water for gamete transport

d. both reproduce by pollen

27. The familiar green leafy moss plant is known as the:

a. protonem

b. sporophyte
c. gametophyte
d. archegonium

28. This nonvascular plants characterized by a long lived horn-like sporophyte:

a. mosses

b. liverworts

c. hornworts

d. all of these

29. Mosses are members of which division?

a. Sphenophyta

b. Pterophyta

c. Psilophyta

d. Musci
e. Lycophyta

30. Which of the following has a dominant gametophyte generation in the life cycle?

a. mosses

b. liverworts

c. hornworts

d. all of these
e. none of these

31. Water on the surface of the plant is required for fertilization by swimming sperm in:

a. conifers

b. monocots

c. bryophytes

d. ferns
e. two are correct

32. This nonvascular plant is characterized by having nitrogen fixing Nostoc in its tissues:

a. mosses

b. liverworts

c. hornworts

d. all of these
33. The fern gametophyte produces female organs called:

     a. antheridia
     b. archegonia
       c. sori

d. sporangia

34. In ferns spores are produced by _______ on the lower surface of the leaf.

a. sori
b. prothallus
c. antherozoids

d. strobilus

35. Rhizomes of the whisk fern is a(an).

a. modified leaf

b. underground stem

c. root

d. seed

e. flower

36. This seedless vascular plant has cell walls impregnated with silica:

a. ferns
b. whisk ferns

c. horsetails

d. club moss

e. None of these is correct

37. Which of the following has dichotomous branching?

a. ferns

b. horse tails
c. whisk ferns
d. club mosses
e. none of these

38. Which of these organisms, sometimes called living fossils, is represented by only one species?

a. horsetail

b. club moss

c. cycad

d. gnetophyte
e. Ginkgo

39.   ____________ is homosporous and ________________ is heterosporous.
a.    Saleginella and Lycopodium
b.    Pterophyta and Lycopodium
c.    Lycopodium and Selagenella
d.    Selagenella and Sphenophyta
e.    None of these is correct.

40.   Horsetails are members of the:
a.    Coniferophyta
b.    Sphenophyta
c.    Lycophyta
d.    Pterophyta
e.    Psilophyta