Question 1
Recent droughts are occurring in all of the following EXCEPT
Answer a. southern China.
b. 1/3 of the United States.
c. Australia.
d. Hawaii.
e. all of these.
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Question 2
The letter "C" in the figure above represents
Answer a. dermal tissue.
b. ground tissues.
c. root apical meristem.
d. vascular tissue.
e. ground, dermal, and vascular tissues.
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Question 3
The tissues of the root and shoot system include
Answer a. vascular tissue.
b. ground, dermal, and vascular tissues.
c. ground tissue.
d. ground and dermal tissues.
e. dermal tissue.
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Question 4
Which of the following is false?
Answer a. Lateral meristem activity produces secondary growth.
b. Growth from cell division at the tips of stems and roots produces primary growth.
c. Divisions of the lateral meristem increase the diameter of the roots and stems.
d. There is no tissue in animals that corresponds to meristem tissue of plants.
e. Periderm is a primary tissue.
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Question 5
Perpetually young tissues where cells retain the ability to divide are
Answer a. vascular.
b. meristematic.
c. protective.
d. photosynthetic.
e. all of these.
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Question 6
Use the figure above for the following questions.
The layer shown as "B" in this illustration will give rise to
Answer a. periderm.
b. epidermis.
c. secondary vascular tissue.
d. pericycle.
e. ground tissue.
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Question 7
Which of the following is true of monocots?
Answer a. vascular bundles scattered throughout stem ground tissue
b. have two cotyledons
c. leaf veins usually netlike
d. pollen grains with three pores
e. floral parts in multiples of fours and fives
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Question 8
Which statement is NOT generally true of monocot stems?
Answer a. They do not undergo secondary growth.
b. They are not tapered along their length.
c. Their vascular bundles are scattered throughout the ground tissue.
d. Monocot stems have a single, central vascular cylinder.
e. All of these are not true.
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Question 9
Most of the plant body is composed of
Answer a. vascular tissue.
b. dermal tissue.
c. cork tissue.
d. root tissue.
e. ground tissue.
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Question 10
Sclereids are found in
Answer a. epidermal cells.
b. cortex cells that store food.
c. seed coats.
d. mesophyll cells that produce food.
e. root tips.
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Question 11
The gritty stone cells of pears, the hard cells of seed coats, and plant fibers are examples of
Answer a. parenchyma.
b. collenchyma.
c. xylem.
d. phloem.
e. sclerenchyma.
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Question 12
Which of the following is NOT considered strengthening or supportive tissue?
Answer a. sclerenchyma
b. collenchyma
c. cork
d. xylem
e. parenchyma
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Question 13
Use the figure above to answer the following questions.
The letter "B" in the above figure represents
Answer a. xylem.
b. sclerenchyma fibers.
c. parenchyma.
d. phloem.
e. epidermis.
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Question 14
Use the figure above to answer the following questions.
The letter "C" in the above figure represents
Answer a. parenchyma.
b. phloem.
c. xylem.
d. sclerenchyma fibers.
e. epidermis.
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Question 15
Use the figure above to answer the following questions.
The letter "E" in the above figure represents
Answer a. phloem.
b. epidermis.
c. parenchyma.
d. xylem.
e. sclerenchyma fibers.
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Question 16
All EXCEPT which of the following are associated with sclerenchyma?
Answer a. fibers
b. photosynthesis
c. lignin
d. sclereids
e. transport
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Question 17
If cell walls do not vary in thickness or are not perforated,
Answer a. xylem and phloem will not be able to function as vascular tissue.
b. gas exchange will not occur across the stomata.
c. water will not enter the epidermal cells of the root.
d. the terminal bud will not cause the stem to elongate.
e. all of these will occur.
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Question 18
Use the figure above to answer the following questions.
The letter "A" in the above figure represents
Answer a. tangential.
b. radial.
c. elliptical.
d. transverse.
e. obtuse.
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Question 19
Use the figure above to answer the following questions.
The letter "C" in the above figure represents
Answer a. radial.
b. tangential.
c. transverse.
d. obtuse.
e. elliptical.
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Question 20
Use the figure above to answer the following questions.
The letter "B" in the above figure represents
Answer a. obtuse.
b. radial.
c. elliptical.
d. transverse.
e. tangential.
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Question 21
The cells that function with the sieve tubes are the
Answer a. adjunct cells.
b. sclereids.
c. periderm.
d. companion cells.
e. vessel members.
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Question 22
Use the figure above to answer the following questions.
The letter "C" in the above figure represents
Answer a. photosynthetic cell.
b. cuticle.
c. epidermal cell.
d. leaf surface.
e. none of these.
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Question 23
Use the figure above to answer the following questions.
The letter "D" in the above figure represents
Answer a. photosynthetic cell.
b. cuticle.
c. epidermal cell.
d. leaf surface.
e. none of these.
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Question 24
Use the figure above for the following questions.
The figure labeled "B" shows a cross-section through a ____ and a vascular bundle.
Answer a. monocot stem
b. eudicot stem
c. monocot root
d. eudicot root
e. none of these
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Question 25
The stalk that supports the individual eudicot leaf is the
Answer a. stomata.
b. petiole.
c. vascular bundle.
d. node.
e. bundle sheath.
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Question 26
Photosynthesis takes place mainly in the
Answer a. mesophyll tissue.
b. vascular bundles.
c. cuticle.
d. lower and upper epidermis.
e. stomata.
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Question 27
The veins of leaves are used for
Answer a. support.
b. identification.
c. transport of water and nutrients.
d. detachment in the autumn.
e. all of these.
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Question 28
The tissue found in the center of a eudicot root is
Answer a. cortex.
b. pericycle.
c. phloem.
d. xylem.
e. endodermis.
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Question 29
Most monocots have numerous ____ roots arising from the stem.
Answer a. adventitious
b. tap
c. epidermal
d. primary
e. secondary
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Question 30
Which of the following gives rise to lateral roots?
Answer a. endodermis
b. epidermis
c. cortex
d. pericycle
e. pith
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Question 31
The typical landscaping "shrubs" around homes are mostly
Answer a. herbaceous.
b. biennials.
c. perennials.
d. annuals.
e. perennials and herbaceous.
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Question 32
Which of the following environments would be most likely to produce trees without annual rings?
Answer a. tropical rain forest
b. northern evergreen forest
c. areas with alternating wet and dry seasons
d. temperate-deciduous forests
e. none of these, because annual rings are characteristic of all trees
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Question 33
Runners are modified stems that resemble roots and are also known as
Answer a. bulbs.
b. tubers.
c. corms.
d. rhizomes.
e. stolons.
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Question 34
____ are short sections of underground stem encased by overlapping layers of thickened, modified leaves called scales.
Answer a. Tubers
b. Rhizomes
c. Corms
d. Stolons
e. Bulbs
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Question 35
Selecting the Exception
Four of the five choices listed below are characteristics of periderm. Select the exception.
Answer a. primary tissue
b. waterproof protection
c. dermal tissue
d. suberin
e. cork
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Question 36
Selecting the Exception
Four of the five elements listed below are micronutrients. Select the exception.
Answer a. molybdenum
b. nitrogen
c. iron
d. copper
e. chlorine
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Question 37
Which of the following factors do leaching and soil erosion have in common?
Answer a. strong winds
b. mineral composition of soil
c. moving water
d. climate
e. none of these
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Question 38
Chlorosis, stunted growth with yellowing and death of young leaves, is caused by a deficiency of
Answer a. nitrogen.
b. zinc.
c. magnesium.
d. iron.
e. any of these.
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Question 39
The Casparian strip is associated with the
Answer a. epidermis.
b. vascular tissue.
c. endodermis.
d. cortex.
e. root hairs.
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Question 40
Which of the following statements is false?
Answer a. Nodules containing bacteria enable plants to increase their absorption of nitrogen.
b. The Casparian strip of the endodermis facilitates the movement of water into the vascular cylinder.
c. Some plants have an exodermis with a Casparian strip.
d. Water may travel between the cortex but must move through the cytoplasm of endodermal cells.
e. Root hairs are composed of single epidermal cells.
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Question 41
Which of the following is NOT true concerning the root endodermis?
Answer a. It separates the vascular cylinder from the cortex of a root.
b. It is a layer of cells surrounding the vascular cylinder.
c. It forces water to move through its Casparian strip.
d. It contains a water-impermeable waxy strip.
e. It regulates the movement of water and minerals into the vascular cylinder.
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Question 42
The following questions refer to the figure above of a partial root cross-section.
The unregulated movement of water in the root is illustrated by ____.
Answer a. A.
b. B.
c. C.
d. D.
e. E.
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Question 43
Which theory of water transport states that hydrogen bonding allows water molecules to maintain a continuous fluid column as water is pulled from roots to leaves?
Answer a. cohesion-tension
b. bulk flow
c. evaporation-condensation
d. pressure flow
e. osmotic pressure
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Question 44
Movement of soluble organic material through sieve tube members occurs through
Answer a. cohesion-tension.
b. facilitated transport.
c. active transport.
d. transpiration.
e. translocation.
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Question 45
The following questions refer to the figure above illustrating transport in phloem.
Companion cell assisted loading of organic compounds is indicated at
Answer a. A.
b. B.
c. C.
d. D.
e. E.
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Question 46
Which of the following statements is false?
Answer a. Cells produced by mitosis are clones.
b. Flowers are reproductive shoots.
c. Gametophytes are haploid.
d. Sporophyte plants can reproduce asexually.
e. Trees are gametophytes.
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Question 47
All of the following are true of angiosperm gametophytes EXCEPT that they
Answer a. arise from cells within the flowers.
b. are independent of the sporophyte.
c. produce haploid sex cells.
d. produce eggs and/or sperm cells.
e. develop by mitosis.
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Question 48
The calyx is composed of
Answer a. sepals.
b. stigmas.
c. petals.
d. anthers.
e. ovules.
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Question 49
Stamens contain
Answer a. ovules.
b. stigmas.
c. anthers.
d. petals.
e. sepals.
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Question 50
Which forms the outermost whorl of flower parts?
Answer a. sepals
b. petals
c. anthers
d. stamens
e. carpels
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Question 51
A(n) ____ plant has ____ flowers.
Answer a. asparagus; male and female
b. cucumber; male or female
c. corn; male and female
d. kiwi; male and female
e. none of these
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Question 52
Wind-pollinated plants are least likely to exist in
Answer a. deserts.
b. tropical rain forests.
c. grasslands.
d. prairies.
e. woodlands.
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Question 53
Which of the following is part of the growth phase of the male gametophyte generation?
Answer a. tube nucleus
b. carpel
c. megaspore
d. seed
e. anther
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Question 54
The megaspore produces a plant with ____ nuclei.
Answer a. 2
b. 14
c. 16
d. 7
e. 8
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Question 55
The endosperm is a ____ tissue.
Answer a. haploid
b. tetraploid
c. diploid
d. pentaploid
e. triploid
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Question 56
The following questions refer to the figure above of a Capsella seed.
The root tip is indicated by
Answer a. A.
b. B.
c. C.
d. D.
e. E.
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Question 57
The following questions refer to the figure above of a Capsella seed.
The shoot tip is indicated by
Answer a. A.
b. B.
c. C.
d. D.
e. E.
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Question 58
The bran of the seed contains primarily
Answer a. lipopolysaccharides.
b. proteins and vitamins.
c. fiber and minerals.
d. fructose.
e. none of these.
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Question 59
Strawberries reproduce by seeds and
Answer a. rhizomes.
b. corms.
c. tubers.
d. bulbs.
e. runners.
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1.67 points
Question 60
Lilies and onions reproduce by seeds and
Answer a. corms.
b. rhizomes.
c. tubers.
d. bulbs.
e. runners.
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