Biology 301 Practice for the Final Exam
Biology 301 Practice - Final Exam - Set 2
Instructions:  This page includes a sample of questions relating to material convered during the first two weeks of class.   You may answer as many or as few questions as you wish, in any order.   When you are ready to check your performance, scroll to the bottom and click the 'Submit' button.   All questions you answered will be graded, and your score will be shown at the bottom of the exam.   You can also retry questions that you missed by using the link at the bottom of the page that shows your results and this process can be repeated.   This 'drill' system is under development. Please contact Dr. Wilson (h-wilson@tamu.edu) with problems or comments.
1) A stepwise change in chromosome number replication (2n = 24 vs. 2n=26) during differentiation of vascular plant species or races is known as:

  1. aneuploidy
  2. polyploidy
  3. autogamy
  4. apomixis
  5. allogamy
2) Identify the Phyllum (Division); Palm- or fern-like gymnosperms with motile sperm and, often, strobili:

  1. Psilotophyta
  2. Cycadophyta
  3. Ginkgophyta
  4. Equisetophyta
  5. Gnetophyta
3) Select a reasonable rough estimate of gymnosperm species in the world's flora:

  1. less than 1,000
  2. more than 5,000
  3. more than 20,000
  4. about 10,000
  5. about 40,000
4) Identify the Swedish naturalist (1707-1778) that created a 'sexual' artificial system of classification (Species Plantarum - 1753) that divided plants into 24 classes based in large part on the number, union, and length of stamens

  1. Dioscorides
  2. John Gerard
  3. Carl Linnaeus
  4. Theophrastus
  5. Albertus Magnus
5) A Campanulate corolla has the shape of a:

  1. urn
  2. funnel
  3. bell
  4. ear
  5. wheel
6) Define the term; enation:

  1. a receptacle or container (modified leaf) for sporangia ( Salviniaceae, Marsileaceae, and Azollaceae)
  2. fertile (with sporangia) leaf (Ophioglossaceae)
  3. leaf-like scales with no vascular structure (Psilotaceae)
  4. common pattern of leaf development in Pteridophytes
  5. cluster of sporangia
7) The only 'true fern' family (Polypodiophyta) with sporocarps:

  1. Osmundaceae
  2. Ophioglossaceae
  3. Psilotaceae
  4. Marsileaceae
  5. Polypodiaceae
8) Select a tissue type that is unique to flowering plants:

  1. meristematic
  2. photosynthetic
  3. sporanigal
  4. endosperm
  5. cambial
9) Identify the Greek philosopher, and 'father of botany' (370-285 BC), that produced Inquiry into Plants:

  1. Dioscorides
  2. John Gerard
  3. Carl Linnaeus
  4. Theophrastus
  5. Albertus Magnus
10) Identify the gynoecium type that is typical of the Umbelliferae:

  1. bicarpellate, ovary with 4 locules, each with an ovule
  2. bicarpellate, carpels joined only at the top, mature ovary a follicle
  3. tricarpellate, each with many ovules
  4. bicarpellate, single locule and ovule, fruit an achene
  5. bicarpellate, fruit splitting into 2 single-seeded mericarps
11) Match taxon with description:  Family characterized by the presence, in most genera, of synantherous stamens

  1. Lamiaceae
  2. Fabaceae
  3. Asteraceae
  4. Brassicaceae
  5. Rosaceae
12) The diagram of a sectioned seed (Figure 1 - below) depicts the structural foundation for a distinctive seed morphology associated with the:Insert_middle:
Figure 1

  1. Hamamelidae
  2. Magnoliidae
  3. Caryophyllidae
  4. Dilleniidae
13) Arrow 'A' (Figure 1 - above) indicates:

  1. Perisperm
  2. Connective
  3. Endosperm
  4. Pericarp
  5. Embryo
14) Arrow 'B' (Figure 1 - above) indicates:

  1. Endosperm
  2. Connective
  3. Perisperm
  4. Pericarp
  5. Embryo
15) Match taxon with description:  Family showing xerophytic adaptations, such as leaf succulence and CAM photosynthesis:

  1. Boraginaceae
  2. Asclepiadaceae
  3. Crassulaceae
  4. Lamiaceae
  5. Rubiaceae
16) Define the term; trophophore:

  1. a receptacle or container (modified leaf) for sporangia ( Salviniaceae, Marsileaceae, and Azollaceae)
  2. fertile (with sporangia) leaf (Ophioglossaceae)
  3. leaf-like scales with no vascular structure (Psilotaceae)
  4. common pattern of leaf development in Pteridophytes
  5. cluster of sporangia
17) British botanists that produced the last 'natural' classification system (Genera Plantarum - 1862-1883):

  1. Turner and Gould
  2. Bentham and Hooker
  3. Bessy and Thorne
  4. Leonhard Fuchs
  5. Fuchs and Dodoens
18) Identify the Phyllum (Division); Three gymnosperm genera with some angiosperm-like features (vessel elements, two functional sperm):

  1. Psilotophyta
  2. Cycadophyta
  3. Ginkgophyta
  4. Equisetophyta
  5. Gnetophyta
19) Identify the taxon; monotypic Order of the Gnetophyta endemic to the Naibian desert (s.w. Africa):

  1. Ephedrales
  2. Welwitschiales
  3. Gnetales
  4. Taxales
20) Match monocot genus with appropriate structural feature:   perigynium

  1. Carex
  2. Annanas
  3. Spiranthes
  4. Triticum
  5. Tradescantia
21) Identify the Phyllum (Division); A single pteridophyte genus showing connate microphylls and eusporangia clustered into terminal strobili:

  1. Psilotophyta
  2. Cycadophyta
  3. Ginkgophyta
  4. Equisetophyta
  5. Gnetophyta
22) Identify the structure associated with the term pinna in Pteridophytes:

  1. leaflet
  2. segment of a leaflet
  3. petiole
  4. gametophyte
  5. leaf
23) Identify the taxon of the Rosidae with an APOCARPOUS gynoecium:

  1. Apiaceae
  2. Asteraceae
  3. Maloideae
  4. Onagraceae
  5. Rosoideae
24) Reproduction that minimizes recombination via mechanisms that produce clonal replicates of the parent is known as:

  1. aneuploidy
  2. polyploidy
  3. autogamy
  4. apomixis
  5. allogamy
25) Select a reasonable rough estimate of pteridophyte species in the world's flora:

  1. less than 1,000
  2. less than 5,000
  3. more than 20,000
  4. about 10,000
  5. about 40,000
End of Practice Final Exam (Set 2) - check your responses ('submit' - below) or return to BIOL 301.
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