Test
Biology 113, Unit Four Exam
Preguntas del test (55)
1Pollen is received by the
- Astigma.
- Bstyle.
- Covary.
- Dcarpel.
2The parts of the pistil are the
- Aanther and filament.
- Bstigmas, style, and ovary.
- Cpetals and sepals.
- Dcalyx and corolla.
3Some tropical plants have anthers that--
- Alook like modified leaves with imbedded sporangia.
- Bare exactly like microsporangia of cycads.
- Care modified gametes.
- Dare modified megasporangia.
4The corolla is composed of
- Apetals.
- Bsepals.
- Cstamens.
- Dcarpels.
5Flowers are--
- Amodified roots.
- Bmodified stems.
- Cmodified gametophytes.
- Dmodified internodes.
6Fertilization in angiosperms require--
- Aone sperm.
- Btwo sperm, one of which degenerates.
- Ctwo sperm, one of which fuses with the endosperm nuclei
- Dmany sperm.
7The flower part are attached to a part of the flower stalk called the--
- Areceptacle.
- Bpedicle.
- Cpistil.
- Dfilament.
8Fruits can develop from--
- Acarpels.
- Bpedicles.
- Ccarples or pedicles.
9Which of the following lists the parts of the flower in order from the outside to the inside?
- ASepals, petals, anthers, pistils
- BPetals, sepals, anthers, pistils
- CSepals, petals, pistils, anthers
- DPetals, sepals, pistils, anthers
10Angiosperms differ from most other land plants in that they have--
- Adouble fertilization.
- Bvascular tissue.
- Ccarpels.
11Angiosperms are--
- Athe most diverse group of plants.
- Bless diverse than gymnosperms.
- Call land plants.
- Dall have conspicuous flowers.
12The pollen generative cell divides to produce--
- Aa sperm nucleus.
- Ba tube nucleus.
- Ctwo sperm nuclei.
- Dtwo tube nuclei.
13Carpels are most likely--
- Amodified megasporophylls.
- Bmodified microsporophylls.
14The calyx is composed of--
- Apetals.
- Bsepals.
- Cstamens.
- Dcarpels.
15Zamia belongs to the--
- Aginkophyta.
- Bcycadophyta.
- Cconiferophyta.
- Dgnetophyta.
16In pines, the male gametophyte takes a few [blank] to fertilize the egg of the female gametophyte.
- Ahours
- Bminutes
- Cmonths
17All seed plants are--
- Aheterosporous.
- Bhomosporous.
- Cmonoecious.
- Ddioecious.
18Which generation is the dominate generation in gymnosperms?
- ASporophyte
- BGametophyte
19Which of the following is an evolutionary advantage of seeds?
- ASeeds provide food for the developing sporophyte.
- BSeeds provide protection.
- CSeeds allow for delayed germination until conditions are favorable.
20Pollen grains are reduced--
- Asporangium.
- Bsporophylls.
- Cmale gametophytes.
- Dfemale gametophytes.
21The archegonium of pines forms within the--
- Afemale gametophyte.
- Bpollen tube.
- Cmicrosporangium.
22Ginko is--
- Amonoecious.
- Bdioecious.
- Cvegetatively propagated (no sexual reproduction).
- Dvery sensitive to air pollution.
23There is adequate redwood and Douglas Fir timber for this century.
- AVerdadero
- BFalso
24The term gymnosperm refers to--
- Anaked seeds.
- Bseeds enclosed in a fruit.
- Csperm enclosed in pollen.
- Dsperm enclosed in a fruit.
25Pines belong to--
- Aginkophyta.
- Bcycadophyta.
- Cconiferophyta.
- Dgnetophyta.
26Gymnosperms such as pine produce--
- Avast amounts of pollen.
- Bvery little pollen.
- Cseeds in only a few weeks.
- Dpollen in megasporangia.
27Which of the following belong to Division Pinophyta?
- AHemlock
- BSpruce
- CCypress
- DEphedra
28The archegonium contains--
- Alarge spores.
- Bsmall spores.
- Ceggs.
- Dsperm.
29Sporophylls of club mosses--
- Abear sporangia on their lower surfaces.
- Bare always morphologically distinct from vegetative leaves.
- Care always photosynthetic.
- Dcan be grouped into strobili.
30The dominate generation of horsetails is the [blank] generation.
- Asporophyte
- Bgametophyte
31Spores of homosporus farms--
- Adevelop into green gametophytes.
- Bonly germinate in the dark.
- Cdevelop into sporophytes.
- Ddevelop into fiddleheads.
32Lycopodium and Selaginella--
- Aare both homosporous.
- Bhave mycorrhizal fungi in their gametophytes.
- Crequire water for fertilization.
33Spores of Lycopodium are homosporous. This means that--
- Athere are two different sizes spores in one plant.
- Bspores are all the same size.
34A megaspore will grow into the--
- Afemale gametophyte.
- Bmale gametophyte.
35Horsetails can be used for--
- Afeeding livestock.
- Bpolishing pots and wood.
- Creducing a headache.
- Dsterile wound dressing.
36A sporophyte is a--
- Amodified leaf that bears a sporangium.
- Bcontainer for spores.
- Ccontainer for gametophytes.
37The earliest vascular plants appeared in the fossil record about--
- A100,000 years ago (last ice age)
- B100 million years ago (the time of the dinosaurs)
- C400 million years ago (with the appearance of the first vertebrate fossils)
38The gametophyte generation is produced by--
- Ameiosis.
- Bmitosis.
39Bryophytes have--
- Atrue roots.
- Bstructures which anchor the to the soil called rhizoids.
40While most bryophytes grow in wet areas, some have developed tolerance to dry conditions and can survive desiccation.
- AVerdadero
- BFalso
41The sporophyte generation is--
- Adiploid.
- Bhaploid.
42Hornworts have archegonia that are--
- Aimbedded in the thallus.
- Bborn on stalks above the thallus.
- Cat the tip of the stem.
43The moss gametophyte generation is--
- Ahaploid.
- Bdiploid.
- Cpolyploid.
44When spores germinate, the developing chains of cells are called--
- Agametophytes.
- Bbuds.
- Cprotonema.
45Aside from the production of spores, all other cell divisions in the gametophyte and sporophyte generations are produced by mitosis.
- AVerdadero
- BFalso
46The container in which spores are formed is called a(n)--
- Aoperculum.
- Bsporangium.
- Cantheridium.
- Darchegonium.
47The dominate generation of the Marchantia is the [blank] generation.
- Agametophyte
- Bsporophyte
48The moss mature sporophyte consists of three parts. These are the--
- Aprotonema, bud, and moss plant.
- Bfoot, setae, and capsule.
49Mosses belong to the division--
- ABryophyta.
- BHepatophyta.
- CAnthocerotophyta.
50Mosses have--
- Atrue xylem and phloem.
- Bconducting tissue but not true xylem and phloem.
- Cno conducting tissue.
51In which of the following is the gametophyte generation the dominate generation?
- AHornworts
- BLiverworts
- CMosses
52As plants moved to land, adaptations to a land environment became necessary. To avoid desiccation, bryophytes developed--
- Aa waxy cuticle.
- Bxylem and phloem conducting tissues.
- Cstomates to protect against water loss.
- Dlignin.
- Econducting tissues that are not true xylem and phloem.
53Mosses determine sex by--
- Aenvironmental cues.
- Ban X and Y chromosome system.
54The moss sporophyte obtains nourishment from the--
- Asoil.
- Bleaves.
- Cgametophyte.
55Aquatic habitats have advantages over land habits. This includes--
- Amore available light.
- Bmore available CO2.
- Ca constant source of water.
Información
- Descripción
- These questions are directly copied from the chapters 16-19 quizzes. Good luck on the final exam!
- Autor
- Selah Lowery
- Idioma
- English
- Visitas
- 104
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