Exam II                                 April 
Name________________________________ (Pledged)

True-False-Correct               T - True - 1 point
                                 F - False, cannot correct by
                                     replacing underlined term
                                     - 1 point
                                 C - Correct - can be made true by
                                     replacing only the term which
                                     is underlined - 2 points

  F    Today is Tuesday April 10.
C-10   Today is Monday April 11.
 T     Today is Monday April 10.

1 _______________________________  The tunica layer is characterized
primarily by anticlinal divisions.

2 _______________________________  Xerophytes are found in very dry

3 _______________________________  A tuber is characterized by fleshy
storage leaves.

4 _______________________________  Bryophytes include ferns and mosses.

5 _______________________________  The setum refers to the teeth,
around the moss capsule, which regulate spore discharge.

6 _______________________________  The moss capsule is a sporophyte

7 _______________________________  The area of the central mother cells
is a portion of the tunica layer.

8 _______________________________  The ground meristem give rise to the

9 _______________________________  In dicot roots the vascular bundles
are arranged in a ring.

10 _______________________________ The primary seed storage tissue, in
corn, is the cotyledonary.

11 _______________________________ In general, sun leaves are smaller and
thicker than shade leaves.

12 _______________________________ A leaf gap is an area of a leaf where
vascular tissue is absent.

13 _______________________________ The haploid generation is dominant
in mosses.

14 _______________________________ The green, uprignt structure in
hornworts is diploid.

15 _______________________________ Sphagnum grows under acid

16 _______________________________ Collenchyma cells have thickenings
associated with primary walls.

17 _______________________________ Lateral meristems produce primary

18 _______________________________ Lignin is generally found in fibers.

19 _______________________________ Cells division is composed of two
phases - meiosis and mitosis.

20 _______________________________ Vessels are non-living when
functionally mature.

21 _______________________________ Sieve tube cells function after the
nucleus disperses.

22 _______________________________ Companion cells are closely associated
with vessel elements.

23 _______________________________  Guard cells contain chloroplasts.

24 _______________________________ The periderm includes the cork, cork
cambium, and secondary phloem.

25 _______________________________ The umbel is a stalk of a single

26 _______________________________ An incomplete flower can be

27 _______________________________ A superior ovary has flower parts
attached below the ovary.

28 _______________________________ Cork cambium forms the pericarp.

29 _______________________________ The globular embryo is characterized
by the formation of the cotyledons.

30 _______________________________ The radicle forms a root.

31 _______________________________ Dioecious plants have perfect

32 _______________________________ Within the gymnosperms, Zamia is
classified as a conifer.

33 _______________________________ In Hypogeous germination the
cotyledons remain below the soil surface.

34 _______________________________ The tube cell divides to directly
from two sperm cells in pines.

35 _______________________________ The solid core type of stele is a

36 _______________________________ The dominant plant body in the whick
ferns is diploid.

37 _______________________________ Selaginella is homosporous.

38 _______________________________ Ferns have siphonosteles.

39 _______________________________ The oldest seed plants first appeared
in the Devonian period, approximately 200 million years ago.

40 _______________________________ A portion of yew plants is used in
the manufacture of gin.

41 _______________________________ Dicots generally have flower parts
arranged in 4's or 5's or multiples thereof.

42 _______________________________ The nutritive tissue in pine seeds is

43 _______________________________ Fern spores are haploid.

44 _______________________________ Gnetophytes are gymnosperms.

45 _______________________________ The quiescent zone is characterized by
a high rate cell division.

46 _______________________________ The ground meristem forms the root

47 _______________________________ The pericycle is the inner layer of
the cortex.

48 _______________________________ Isoetes produces vascular tissue and

FILL IN THE BLANKS 2 points each 1 _______________________________ Specific stem structure which contains the bundle scars. 2 _______________________________ Stem structure indicates one years growth in length, indicated by the distance between adjacent areas of terminal bud scale scars. 3 _______________________________ Plane of cell division which is perpendicular to the surface. 4 _______________________________ Type of venation which is a characteristic of monocots. 5 _______________________________ An enzyme which has increased activity associated with abscission. 6 _______________________________ Specialized monocot meristem which is found at the base of the leaf. 7 _______________________________ Group from which members of the Kingdom Plantae most likely evolved. 8 _______________________________ Primary carbohydrate storage product found in corn plants. 9 _______________________________ Stem structure which functions in gas exchange. 10 _______________________________ Specialized food conducting cells found in bryophytes. 11 _______________________________ Primary photosynthetic layer of leaves. 12 _______________________________ Term for a modified branch which resembles a leaf. 13 _______________________________ Modified liverwort structure which functions in asexual reproduction. 14 _______________________________ Specialized leaf meristem which is associated with leaf shape. 15 _______________________________ Root-like structures produced by liverworts. 16 _______________________________ Specialized cell type which is involved in translocation and has ingrowths of the cell membrane. 17 _______________________________ Cell type found in the pith tissue. 18 _______________________________ Cell type found in vascular rays. 19 _______________________________ Elongate cell type which is a type of sclerenchyma tissue. 20 _______________________________ Xylem conducting cell type which has intact end walls. 21 _______________________________ Tissue which functions in food conduction. 22 _______________________________ Tissue which gives rise to the dicot megaspore mother cell. 23 _______________________________ Dicot cell which divides to form the sperm cells. 24 _______________________________ Receptive surface of the pistil. 25 _______________________________ Cell formed by fusion of egg and sperm. 26 _______________________________ Seed structure which contains stored food - dicots or monocots. 27 _______________________________ Specialized root structure which is involved in nitrogen fixation. 28 _______________________________ Structure formed when fern spore germinates. 29 _______________________________ Structure directly produced when a moss spore germinates. 30 _______________________________ Collective term for the sepals and petals. 31 _______________________________ A plant which has dichotomous leaf venation. 32 _______________________________ A tissue found in a vein. 33 _______________________________ Cells, formed directly from the pine microspore, which degenerate. 34 _______________________________ External layer of a pollen grain. 35 _______________________________ A plant, thought to be extinct, which was discovered in remote gardens. 36 _______________________________ Type of storage root found in carrots. 37 _______________________________ Center tissue in a typical monocot root. 38 _______________________________ Structure which contains the egg in the pine life cycle. 39 _______________________________ Moss structure which produces the egg. 40 _______________________________ Tissue found in pine needles which functions in the conduction between the mesophyll and vascular bundles. 41 _______________________________ Agent which transfers pine pollen. 42 _______________________________ Number of embryos which survive the polyembryonic condition in pines. 43 _______________________________ The group of plants which contains the first vascular plants. 44 _______________________________ Structures which aid in Equisetum spore dispersal. 45 _______________________________ Term for a cluster of fern sporangia. 46 _______________________________ Protective layer formed by the apical meristem in roots. 48 _______________________________ Tissue which is described by the term - tetrarch. 49 _______________________________ Specialized water absorbing layer in orchid roots.

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