• The common name for plants in the Division Psilophyta is

• A. club mosses.

• B. horsetails.

• C. whisk ferns.

• D. quillworts.

• Ground pine and spike mosses are members of which division?

• A. Pterophyta

• B. Sphenophyta

• C. Lycophyta

• D. Psilophyta

Fig. 21.3

• What name is given to the condition in which male and female spores and gametophytes are produced separately on one plant?

• A. heterospory

• B. alternation of generations

• C. homospory

• D. none of the above

Fig. 21.17d

• Fern sporangia form clusters on the back of the leaf called

• A. indusia.

• B. pinnae.

• C. microsporophylls.

• D. sori.

• What is the function of the annulus?

• A. to produce spores

• B. to catapult spores out of the sporangium

• C. to protect the archegonium

• D. to protect the young sporophyte

• What is a prothallus?

• A. a fern gametophyte

• B. a club moss strobilus

• C. a fern fossil

• D. a fern sporangium

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• In the Division Pinophyta, the male gametophyte is produced in the ovule.

• A. True

• B. False

• In gymnosperms, another name for the strobilus is cone.

• A. True

• B. False

Fig. 22.12

• Ginkgo trees produce male and female flowers on separate trees.

• A. True

• B. False

• Gnetophytes are the only gymnosperms that have vessels in their xylem.

• A. True

• B. False

Fig. 22.15

• Which structure is NOT part of the female gametophyte?

• A. nucellus

• B. integument

• C. egg

• D. generative cell

• Which of the following tissues becomes the seed coat after fertilization in pines?

• A. micropyle

• B. nucellus

• C. megaspore

• D. integument

• In pine, the female gametophyte is housed in the

• A. aril.

• B. ovule.

• C. pollen chamber.

• D. pollen grain.

Pine Life Cycle

Pine Life Cycle

• In pine pollen, the spermatogenous cell

• A. divides and produces a sterile cell.

• B. produces one sperm cell.

• C. produces two sperm cells.

• D. forms the pollen tube.

• Which of the following gymnosperms has only one living species?

• A. gnetophytes

• B. cycads

• C. ginkgoes

• D. pines

• In flowering plants, the female gametophyte develops in the ovule.

• A. True

• B. False

Fig. 23.5

• Primitive flowers have bilateral symmetry whereas modern flowers have radial symmetry.

• A. True

• B. False

• What is the ultimate result of megasporocyte meiosis and mitosis?

• A. the production of 4 diploid cells

• B. the production of 8 haploid cells

• C. the production of 8 haploid nuclei

• D. the production of 4 haploid cells

• What is the term used to describe the outer layer of the pollen grain wall?

• A. exine

• B. aperature

• C. micropyle

• D. seed coat

Fig. 23.8

• Fruits that develop from ovaries that have unfertilized eggs are called

• A. carpels.

• B. parthenocarpic.

• C. epigynous.

• D. inferior.

• Red flowers are usually pollinated by

• A. moths.

• B. birds and butterflies.

• C. beetles.

• D. animals.

• Collections of dried, pressed, and labeled plants arranged by family are called

• A. libraries.

• B. herbaria.

• C. archives.

• D. none of the above.