Question 1

A plant has vascular tissue and true roots,stems,and leaves,but it does not produce seeds.The plant has microphylls and bears its sporangia in strobili.This plant is a

Accepted Answer

A)   bryophyte.
B)   fern.
C)   lycophyte.
D)   gymnosperm.
E)   angiosperm.F) C) and D)
G) B) and D)

Question 2

Which fungal disease can lead to a major economic loss in wheat crops?

Accepted Answer

A)   smut
B)   rusts
C)   leaf curl disease
D)   blast disease
E)   ergotismF) A) and D)
G) C) and D)

Question 3

Beekeepers and scientists are puzzled and troubled by a decline in bee populations around the world.What would you predict as a likely consequence of the widespread lack of bees?

Accepted Answer

A)   loss of crop productivity
B)   decline in conifer numbers
C)   disappearance of mosses and ferns
D)   inability of plants to obtain enough nitrogen
E)   increase in prevalence of seedless vascular plantsF) B) and E)
G) A) and C)

Question 4

Which of the following have microscopically small gametophytes?

Accepted Answer

A)   mosses
B)   ferns
C)   angiosperms
D)   gymnosperms
E)   both angiosperms and gymnospermsF) A) and E)
G) A) and D)

Question 5

Which of these is mismatched?

Accepted Answer

A)   bryophytes - flagellated sperm
B)   lycophytes - microphylls
C)   ferns - megaphylls
D)   gymnosperms - fruits
E)   angiosperms - seedsF) None of the above
G) A) and C)

Question 6

What would you predict as a likely consequence of eradicating all fungi from soil before sowing it with plant seeds?

Accepted Answer

A)   Although the plants might grow, they would be unlikely to thrive due to the lack of mycorrhizal fungi.
B)   The plants would grow much more vigorously because they would not have to compete with fungi for nutrients.
C)   The plants would grow much more vigorously because they would not need to fight off fungal diseases.
D)   No plants would be able to grow, because mycorrhizal fungi are essential for the germination of seeds.
E)   The plants would grow as normal, because the presence or absence of fungi has no impact on plants.F) C) and D)
G) B) and E)

Question 7

The fermentation capabilities of _____ are used to produce bread and alcoholic beverages.

Accepted Answer

A)   yeasts
B)   chytrids
C)   lichens
D)   mycorrhizal fungi
E)   moldsF) C) and E)
G) C) and D)

Question 8

Some scientists estimate that over half of the world's rainforest has already been lost,mostly due to human activities.What would you predict as a consequence of the massive loss of plant life?

Accepted Answer

A)   a decline in atmospheric carbon dioxide
B)   reduced incidence of flooding
C)   an increase in atmospheric carbon dioxide
D)   a decline in soil erosion
E)   a drop in average temperatures worldwideF) A) and C)
G) D) and E)

Question 9

Which of these is mismatched?

Accepted Answer

A)   mushroom - fruiting body
B)   angiosperm - flower
C)   lycophyte - microphyll
D)   charophyte - hypha
E)   gymnosperm - seedF) B) and D)
G) B) and E)

Question 10

If you are studying a eukaryotic,multicellular,non-photosynthetic organism,what piece of information would be least useful it determining if it is a fungus or an animal?

Accepted Answer

A)   It is motile.
B)   It has cell walls.
C)   It ingests or absorbs its food.
D)   It has specialized tissues and organs.
E)   All of the choices would be equally useful.F) C) and E)
G) A) and D)

Question 11

When making bread,you first "proof" the yeast by mixing with sugar in lukewarm water.Assuming that the yeast are alive,what happens next and why?

Accepted Answer

A)   The water will become cloudy as the flagellated yeast cells swim around.
B)   The yeast will germinate and start to form a mycelium.
C)   Bubbles form as the yeast ferment the sugar and release carbon dioxide.
D)   Bubbles form as the yeast produce sugar and release oxygen.
E)   Nothing could happen, since yeast are not living organisms.F) A) and E)
G) B) and E)

Question 12

In black bread mold,spores are produced in

Accepted Answer

A)   clublike structures of the gills.
B)   sporangia.
C)   carpels.
D)   sori.
E)   mycorrhizae.F) A) and B)
G) None of the above

Question 13

Which of these would be best able to reproduce during a period with only light rainfall?

Accepted Answer

A)   lycophytes
B)   gymnosperms
C)   bryophytes
D)   ferns
E)   No plants can reproduce except during rainy weather.F) B) and E)
G) None of the above

Question 14

Conifers such as pine trees are

Accepted Answer

A)   angiosperms.
B)   lycophytes.
C)   bryophytes.
D)   charophytes.
E)   gymnosperms.F) C) and D)
G) B) and E)

Question 15

Pollen grains are

Accepted Answer

A)   female gametophytes.
B)   embryonic sporophytes.
C)   male gametophytes.
D)   megaspores.
E)   encapsulated ovules.F) A) and D)
G) None of the above

Question 16

The closest living relatives of land plants are

Accepted Answer

A)   charophytes.
B)   chytrids.
C)   sporozoans.
D)   cyanobacteria.
E)   lichens.F) D) and E)
G) A) and C)

Question 17

Which of these is mismatched?

Accepted Answer

A)   carpel - ovary
B)   stamen - anther
C)   calyx - stigma
D)   corolla - petal
E)   stamen - filamentF) All of the above
G) B) and C)

Question 18

Which feature possessed by most land plants is missing in mosses,which grow low to the ground in damp,shaded areas?

Accepted Answer

A)   Vascular tissue, so they must grow along the ground in damp areas to supply water to the cells.
B)   Cell walls, so they cannot stand upright.
C)   A protected zygote, so they must grow in damp areas to supply the zygote with moisture.
D)   Chlorophyll b, so they can only use filtered light for photosynthesis.
E)   Starch production, so they only produce small amounts of glucose since any beyond what they use immediately cannot be stored.F) A) and E)
G) A) and D)

Question 19

Which statement about the economic uses of plants is incorrect?

Accepted Answer

A)   Due to the abundance of xylem, pine is considered a "soft" wood.
B)   Plant compounds are commonly used in pharmaceutical products.
C)   The decline of pollinator populations threatens the productivity of angiosperms.
D)   Fiddleheads are edible fern sporophytes.
E)   Peat moss is used to reduce moisture levels in garden soil.F) B) and C)
G) All of the above

Question 20

_____ is the vascular tissue that conducts water and minerals from a plant's roots to its leaves.

Accepted Answer

A)   Endosperm
B)   Phloem
C)   Hypha
D)   Xylem
E)   CorollaF) B) and E)
G) All of the above

Exam 18: Land Environment: Plants and Fungi

Which fungal disease can lead to a major economic loss in wheat crops?

Correct AnswerverifiedShow Answer

Pollen grains are

Correct AnswerverifiedShow Answer

What would you predict as a likely consequence of eradicating all fungi from soil before sowing it with plant seeds?

Correct AnswerverifiedShow Answer

Which of the following have microscopically small gametophytes?

Correct AnswerverifiedShow Answer

Which of these would be best able to reproduce during a period with only light rainfall?

Correct AnswerverifiedShow Answer

Conifers such as pine trees are

Correct AnswerverifiedShow Answer

Which statement about the economic uses of plants is incorrect?

Correct AnswerverifiedShow Answer

_____ is the vascular tissue that conducts water and minerals from a plant's roots to its leaves.

Correct AnswerverifiedShow Answer

Some scientists estimate that over half of the world's rainforest has already been lost,mostly due to human activities.What would you predict as a consequence of the massive loss of plant life?

Correct AnswerverifiedShow Answer

A plant has vascular tissue and true roots,stems,and leaves,but it does not produce seeds.The plant has microphylls and bears its sporangia in strobili.This plant is a

Correct AnswerverifiedShow Answer

Which of these is mismatched?

Correct AnswerverifiedShow Answer

Which of these is mismatched?

Correct AnswerverifiedShow Answer

Which feature possessed by most land plants is missing in mosses,which grow low to the ground in damp,shaded areas?

Correct AnswerverifiedShow Answer

The fermentation capabilities of _____ are used to produce bread and alcoholic beverages.

Correct AnswerverifiedShow Answer

Which of these is mismatched?

Correct AnswerverifiedShow Answer

If you are studying a eukaryotic,multicellular,non-photosynthetic organism,what piece of information would be least useful it determining if it is a fungus or an animal?

Correct AnswerverifiedShow Answer

In black bread mold,spores are produced in

Correct AnswerverifiedShow Answer

Beekeepers and scientists are puzzled and troubled by a decline in bee populations around the world.What would you predict as a likely consequence of the widespread lack of bees?

Correct AnswerverifiedShow Answer

The closest living relatives of land plants are

Correct AnswerverifiedShow Answer

When making bread,you first "proof" the yeast by mixing with sugar in lukewarm water.Assuming that the yeast are alive,what happens next and why?

Correct AnswerverifiedShow Answer

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