BIOLOGY 20

PLANT EVOLUTION AND CLASSIFICATION REVIEW

A.  TERMS TO KNOW

2

Alternation of Generation

Angiosperms

Autotrophs

Bryophytes

Cotyledon

Cuticle

Deciduous

Dicotyledones

Endosperm

Ephedrine

Epiphytes

Eukaryotic

Fiddlehead

Fronds

Fruit

Gametophyte

Germinates

Gymnosperms

Herbaceous

Leaves

Lignin

Monocotyledons

Multicellular

Net Venation

Niches

Nonvascular Plants

Ovary

Parallel Venation

Phloem

Photosynthetic

Producers

Rhizoids

Rhizome

Roots

Seed

Seed Plants

Seedless Plants

Seedling

Spore

Sporophyte

Stems

Stomata

Strobilus

Thalloid

Vascular Plants

Vascular Tissue

Woody Tissue

Xylem

Zygote

2

B.  MULTIPLE CHOICE

__C__1) Pine trees are a type of
a) nonvascular plant c) gymnosperm
b) angiosperm d) herbaceous plant

__B__2) Bryophytes have
a) true roots, stems, and leaves c) vascular tissue
b) an alternation of generation life cycle d) seeds

__B__3) Peat bogs
a) decompose rapidly c) are composed mainly of algae and ferns
b) decompose very slowly d) are found mainly in the southern hemisphere

__C__4) The mobile sexual reproductive part of all seedless plants are called
a) rhizomes b) cones c) spores d) seeds

__A__5) Naked seeds are produced by plants in the phylum
a) Coniferophyta b) Lycophyta c) Anthophyta d) Pterophyta

__C__6) Most monocots
a) bear their seeds in cones c) have parallel venation
b) do not produce flowers d) have vascular bundles that are arranged in a circle

__C__7) The waxy covering on plants surfaces is called
a) xylem b) dicot c) cuticle d) ginkgo

__A__8) The vascular tissue that transports organic compounds is called
a) phloem b) xylem c) cuticle d) stomata

__A__9) Bryophytes include all of the following plants except
a) ferns b) hornworts c) liverworts d) mosses

__A__10) The type of angiosperm that has parallel leaf venation is a
a) monocot b) dicot c) sporophyte d) gametophyte

__C__11) The plant that produces fleshy seeds is the
a) gametophyte b) dicot c) ginkgo d) monocot

__B__12) How many phases are there in the life cycle of plants?
a) 1 b) 2 c) 3 d) 5

__A__13) One adaptation that helped land plants retain water was

a) a cuticle b) lack of roots c) porous cell walls d) chloroplasts

__D__14) All plants are photosynthetic, multicellular, and
a) asexual b) nonreproductive c) prokaryotic d) eukaryotic

__A__15) All plants probably evolved from
a) green algae b) a fungus c) animal cells d) a species of bacteria

__C__16) One of the greatest problems encountered by the first land plants was the need for
a) sunlight b) nitrogen c) water d) fertilization

__C__17) The nonphotosynthetic moss phase is called a
a) monocot b) dicot c) sporophyte d) gametophyte

__A__18) How does water aid the fertilization of some organisms?
a) provides a medium for sperm to move c) holds cells together
b) discourages predators d) slows meiosis

__C__19) A protective structure that contains a plant embryo and stored food is a
a) root b) guard cell c) seed d) fruit

__B__20) The vascular tissue that transports water is called
a) phloem b) xylem c) cuticle d) stomata

__C__21) The earliest land plants probably had no
a) cell walls b) cell division c) leaves d) water

__A__22) A monocot has
a) three part flowers c) four part flowers
b) two seed leaves d) net leaf venation

__A__23) The structures of a nonvascular plant that take in water and hold the plant in soil are
a) rhizoids b) roots c) spore d) xylem

__D__24) Each of the following is a part of a seed Except the
a) embryo b) endosperm c) seed coat d) gametophyte

__C__25) Which of the following phlya of plants produces seeds?
a) Lycophyta b) Sphenophyta c) Coniferophyta d) Pterophyta

__B__26) True roots, stems, and leaves are characteristics of
a) all plants b) all vascular plants c) all seed plants d) all angiosperms

__A__27) All vascular plants
a) have conducting tissue and alternation of generations
b) are large, have conducting tissues, and produce spores
c) have conducting tissues and produce seeds
d) have conducting tissues and produces spores, seeds and flowers

__B__28) Bryophytes are
a) nonvascular plants that produce roots but not stems and leaves
b) low growing plants that live in moist environments
c) completely terrestrial because they do not require water in order to reproduce sexually
d) All of the above

__D__29) One of the most adaptive advantages of seeds is that seeds
a) do not remain inactive for long periods of time
b) can germinate without water
c) lack a tough outer coat
d) contains a nutrient supply

__B__30) One of the differences between angiosperms and gymnosperms is that
a) most gymnosperms can reach maturity in a single growing season
b) angiosperms have a more efficient vascular system
c) gymnosperms are more likely to be associated with mycorrhizae
d) angiosperms are less diverse than gymnosperms

__C__31) Mosses are called pioneer plants because they
a) are more closely related to algae than to plants
b) were the first plants to be cultivated by European settlers in North America
c) are often the first species to inhabit a barren area
d) gradually remove organic and inorganic matter from the surface of rocks

_B__32) The plant tissue that transports water from the roots to the leaves is the
a) phloem b) xylem c) endosperm d) woody tissue

__A__33) The life cycle of a vascular plant is characterized by
a) a large gametophyte and a small sporophyte c) the absence of a sporophyte
b) a large sporophyte and a small gametophyte d) the absence of a gametophyte

__D__34) The roots of vascular plants absorb water and
a) ward off bacteria b) aid in reproduction c) perform photosynthesis d) provide support

__B__35) Plants that produce seeds protected by a fruit are called
a) gymnosperms b) angiosperms c) liverworts d) Pterophyta

__C__36) A dicot is an angiosperm whose embryo has two
a) pollen grains b) leaves c) cotyledons d) parallel veins

__A__37) The fiddlehead of a fern is
a) a maturing fern frond b) rhizomes c) gametophyte d) All of the above are true.

__B__38) Pines, spruces, and firs are
a) angiosperms b) gymnosperms c) flowering plants d) sometimes nonvascular

__B__39) Plants that produce seeds enclosed in fruits
a) are gymnosperms c) produce male and female cones
b) have flowers d) also produce spores

__B__40) Flowering plants are in the phylum
a) Psilotophyta b) Anthophyta c) Gnetophyta d) Sphenophyta

__D__41) The great success of angiosperms is due in part to
a) a highly efficient vascular system c) animal dispersion of pollen, fruits, and seeds
b) seeds protected by fruits d) All of the above.

_D__42) In order to reproduce, a nonvascular plant must have
a) rhizoids b) a lot of sunlight c) liquid water d) cold temperatures

__A__43) Rhizoids are long, thin strands of cells that resemble
a) roots b) leaves c) spores d) guard cells

__C___44) Sphagnum is often used
a) for medicinal purposes c) to enrich soil and help it retain water
b) as a food d) as a combustible fuel

__A__45) Nonvascular plants are distinguished by the
a) absence of xylem and phloem c) absence of cuticle
b) presence of rhizomes d) presence of spores

__B__46) A seed is
a) a modified spore c) produced on the gametophyte
b) a plant embryo inside a protective coat d) All of the above.

__B__47) The type of angiosperm that has net leaf venation is
a) monocot b) dicot c) sporophyte d) gametophyte

__D__48) The photosynthetic and dominant phase of a moss is called a
a) monocot b) dicot c) sporophyte d) gametophyte

C. WRITTEN REVIEW

1. Plants share Four Characteristics:
A._All plants are photosynthetic______

B._All plants are multicellular______

C._All plants are eukaryotic organisms______

D._All plants reproduce sexually______

2. Plants and Green Algae have these characteristics in common:
A.__Both have chlorophyll a & b in similar chloroplasts______

B.__Both have cell walls that contain cellulose______

C.__Both develop a cell plate during cell division______

D.__Both store energy as starch______

3. What are the Four Phyla of Seedless Vascular Plants? ____Psilotophyta______,
____Lycophyta______, ____Sphenophyta_____, ______Pterophyta______.

4. What are the Five Phyla of Seed Vascular Plants? ____Cycadophyta______,
___Ginkgophyta______, ____Coniferophyta______,
___Gnetophyta______, and _____Anthophyta______.
5. What is the difference between vascular and non-vascular plants?
Presence of vascular tissue. Size.
6. What are the primary functions of spores and seeds?
Reproduction and dispersal of the species
7. In what ways do green algae differ from plants?
A.__Plants have specialized cells, algae have very few______

B.__Plants have specialized structures (roots, stems & leaves) algae do not ______

C.__Most plants do not require water for fertilization______

D.__Plants have adapted to life on land, algae to water______


8. Why do nonvascular plants have to live in moist environments?
They don’t have tissues specialized for water transfer far up the plant.
So sperm can swim to the egg for fertilization
9. Which plant phylum contains the tallest and most massive plants? Is this a phylum of nonvascular, seedless vascular, or seed-bearing plants?
Coniferophyta – Seed-bearing
Additional Questions from previous reviews
3. In their characteristics plants are most similar to the ___green algae______.
7. A __fruit______is a ripen ovary that surrounds the seeds of angiosperms.

8. All plants probably evolved from ___green ______algae______.

9. One of the greatest problems that encountered by the first land plants was the need for
____water______.

10. How does water aid the fertilization of some organisms? ___So that the______
____sperm have a medium in which to swim to the egg______

11. __Alternation______of ____Generation______means that there are TWO phases in the life cycle of plants:

A. The first phase: ____haploid______gametophyte______phase that produces ____eggs______and ______sperm______.

B. The second phase: ____diploid______sporophyte_____ phase that produces _____spores______.

12. Sexual reproduction ensures there will be ______genetic______recombination_____ in plants.

13. The type of vascular tissue that transports organic compounds is ____phloem______.

14. The ___cuticle______is a waxy, waterproof layer that coats the parts of a plant
exposed to air.

15. The earliest plants were probably __short______, and had NO true __roots____,
____stems______, or ____leaves______.

16. __Lignin______is a hard compound that strengthens cell walls, enabling cells to support additional weight.

17. The 12 Phyla of plants can be divided into two groups based on the presence of ____vascular______tissue______.

18. One adaptation that helped land plants to slow the evaporation of water was a
___cuticle/stomata______.

19. The type of vascular tissue that transports water is ___xylem______.

20. This type of angiosperm has parallel leaf venation __monocot______.

21. The waxy covering on plant surfaces is called ____cuticle______.

22. The plant material in peat bogs decomposes very _____slowly______because the bogs are _____anaerobic______.

23. How many plant phyla produce seeds? ____five______

24. What type of gymnosperm produces fleshy seeds? ______ginkgos______

25. What is the photosynthetic phase of a moss called? ______gametophyte______

26. Bryophytes, instead of roots, they have long, thin strands of cells called __rhizoids______that attach the plant to the soil.

27. Vascular plants absorb water from the soil through underground structures called
___roots______. They also provide a plant with ___support______.

28. Nonwoody plants are usually called ___herbaceous______.

29. ___Phloem______carries organic compounds in any direction depending on the plant's needs.

30. In order to reproduce, a nonvascular plant must have ___water______.

31. Rhizoids are long, thin strands of cells that resemble ___roots______.

32. The roots of vascular plants absorb water and _____support the ______

_____plant or store food_.

33. What is the non-photosynthetic phase of a moss called _____sporophyte______.

34. Gymnosperms produce "__naked______" seeds, while angiosperms produce ___seeds______protected inside a ____fruit______.

35. This type of angiosperm has net leaf venation ____dicot______.

36. The ____stomata______allow for the exchange of carbon dioxide and oxygen.

37. Sphagnum is often used to ____enhance______soil and help it _____retain______water______.

38. A ___seed______is a protective structure that contains a plant
____embryo______, and ____food ______supply______.

39. A ___fruit______is a structure that develops in plants with flowers and contains the
____seed______.

40. Nonvascular plants are distinguished by the absence of ____xylem______and ______phloem______.

41. All nonvascular plants are collectively called _____bryophytes______.

42. Vascular plants are classified into one of Two Types: ___seed______or
______seedless______plants.


45. Vascular seed plants are subdivided into TWO general categories according to the type of seeds they produce: _____Gymnosperms______and
_____Angiosperms______.

46. A ___cone______is a special reproductive structure composed of hard scales, that produces seeds without a fruit.

47. ____Gymnosperms_____ are vascular plants that produce seeds lacking a protective
___covering______. They are often called ___cone______bearing______

48. A seed is a ___developing______embryo inside a _____protective______covering______.

49. The ___angiosperms______are vascular plants that produce seeds enclosed and
___protected____ by a ____fruit______.

50. All angiosperms produce ___flowers______and __seeds______.

51. The protective structure that contains the seed or seeds of an angiosperm is the
___fruit______.

52. One way of distinguishing among the many types of angiosperms is by counting the number of seed leaves or ____cotyledons______.

53. Angiosperms with only ONE cotyledon are called ____monocotyledon______or simply ___monocot______.

54. An angiosperm whose embryo has TWO cotyledons is called ___dicotyledon______or simply ____dicot______.

56. Plants that produce seed protected by a fruit are called ____angiosperms______.

57. A dicot is an angiosperm whose embryo has two ___cotyledons______.

58. Plants remove carbon dioxide from the air by the process of ___photosynthesis____.

59. Bryophytes are __low______-growing plants that live in ___moist______environments______.

60. All vascular plants have __vascular______tissues and _____alternation______of _____generations______.

61. True roots, stems, and leaves are characteristics of all ___vascular______plants______.

2