Deck 9: Diversity of Plant Life

Question 1

In a typical plant,which of the generations is diploid?

A)gametophyte
B)sporophyte
C)both gametophyte and sporophyte
D)neither gametophyte nor sporophyte
E)All of the above are haploid plants.

Answer 1

B

Question 2

Land plants first evolved over ________ million years ago.

A)4
B)40
C)400
D)4000
E)None of the above is correct.

Answer 2

C

Question 3

You discover an organism living in a hot spring near the boiling point of water.It has no organelles and some molecular characteristics that are very similar to eukaryotes.You likely have found a member of which of the following groups?

A)bacterium.
B)archaeon.
C)fungus.
D)single-celled plant.
E)single-celled animal.

Answer 3

B

Question 4

What do ferns and mosses have that conifers such as pines lack?

A)a gametophyte
B)sporangia
C)archegonia
D)flagellated sperm
E)More than one of these are correct.

Question 5

What is unusual about the genus Sphagnum?

A)It actively grows in below freezing temperatures.
B)It can metabolize in the absence of oxygen.
C)It can grow in acid water.
D)It can photosynthesize at night.
E)All of the above are correct.

Question 6

A plant in its life cycle has the following structures: a short-lived gametophyte with archegonia and antheridia,sporangium with annulus,and rhizomes.This plant would be classified as which one of the following taxa?

A)fern
B)moss
C)pine
D)dicot
E)monocot

Question 7

Which of the following plants has xylem and phloem?

A)mosses
B)hornworts
C)ferns
D)liverworts
E)None of the plants above has xylem and phloem.

Question 8

In mosses,the ________ depends on the ________ for nutrition and support,whereas in pines and ferns,it's the opposite.

A)gametophyte;sporophyte
B)gamete;zygote
C)zygote;gamete
D)sporophyte;gametophyte
E)None of the above is correct.

Question 9

Which of the following is not an embryophyte?

A)Loblolly pine
B)Nootka rose
C)Bongo kelp
D)Sphagnum moss
E)white pine

Question 10

Which of the following are exclusively absorptive heterotrophs?

A)fungi
B)plants
C)bacteria
D)protists
E)animals

Question 11

Flowering plants belong to the division ________.

A)Lycophyta
B)Magnoliophyta
C)Sphenophyta
D)Cycadophyta
E)Ginkgophyta

Question 12

A plant in its life cycle has the following structures: separate male and female gametophytes,archegonia and antheridia,protonema,and sporangia.This plant is would be classified as which one of the following taxa?

A)fern
B)moss
C)pine
D)dicot
E)monocot

Question 13

Plants evolved from ancestral Protista related to today's freshwater ________.

A)green algae
B)brown algae
C)red algae
D)liverworts
E)ferns

Question 14

The ________ develops into the sporophyte.

A)sperm
B)egg
C)gametophyte
D)zygote
E)cambium

Question 15

Which of the following is not correct?

A)Members of the Kingdom Plantae are autotrophic.
B)Members of the Kingdom Animalia are heterotrophic.
C)Members of the Kingdom Fungi are classified as absorptive heterotrophs.
D)The cyanobacteria are also called "extremophiles."
E)The Kingdom Plantae includes organisms ranging from green algae to flowering plants.

Question 16

Which of the following relationships is correct?

A)Bryophyta :: Ferns
B)Pterophyta :: Mosses
C)Ginkgophyta :: Conifers
D)Magnoliophyta :: Flowering plants
E)All of the above are correct.

Question 17

Fungi are closest phylogenetically to which of the following taxons?

A)plant
B)animals
C)bacteria
D)protists
E)archaea

Question 18

The prokaryotes are classified in which of the following domains?

A)Archaea
B)Bacteria
C)Eukarya
D)Bacteria and Archaea
E)Eukarya and Bacteria

Question 19

In which structure does meiosis take place?

A)gametophyte
B)sporophyte
C)zygote
D)gamete
E)None of the above is correct.

Question 20

A plant in its life cycle has the following structures: microsporangia and megasporangia,pollen cones,archegonia,and naked seeds.This plant would be classified as which one of the following taxa?

A)fern
B)moss
C)pine
D)dicot
E)monocot

Question 21

Liverworts,mosses,and hornworts are now classified into three separate divisions:

A)Hepatophyta
B)Bryophyta
C)Anthocerophyta
D)All of the above are correct.
E)None of the above is correct.

Question 22

Guam disease has been attributed to the toxins found in which of the following groups?

A)angiosperms
B)ferns
C)mosses
D)cycads
E)pines

Question 23

The fossil record indicates that ________ were dominant features of the landscape during the Mesozoic Era.

A)angiosperms
B)mosses
C)ferns
D)cycads
E)whisk ferns

Question 24

The largest and most diverse group of nonseed vascular plants belong to which of the following taxa?

A)horsetails
B)club mosses
C)ferns
D)quill mosses
E)whisk mosses

Question 25

Which of the following is a correct statement about Wollemi pine?

A)It is a living fossil.
B)It is not a true pine.
C)It is known in the fossil record as far back as the Jurassic period.
D)There is very little genetic variability between populations.
E)All of these are true statements about the Wollemi pine.

Question 26

You find a vascular plant that produces spores,sporangia in a conelike structure at the tips of stems and with silica in the cell walls.This plant would be classified into which of the following groups?

A)club moss
B)horsetail
C)spike moss
D)whisk fern
E)Calamites

Question 27

Lycopodium powder was once used for all of the following purposes except one.Choose the exception.

A)gunpowder
B)photography flash powder
C)talcum powder
D)coating for pills
E)to stop bleeding

Question 28

A club moss is a

A)bryophyte.
B)lycophyte.
C)pterophyte.
D)hepatophyte.
E)conifer.

Question 29

Plants growing on other larger plants are called ________.

A)bryophytes
B)lycophytes
C)pterophytes
D)hepatophytes
E)epiphytes

Question 30

The gametophyte generation of ________ is the dominant generation.

A)bryophytes
B)Psilotum
C)pterophytes
D)gymnosperms
E)angiosperms

Question 31

Where does meiosis occur in mosses?

A)within the protonema
B)within the archegonium
C)within the antheridium
D)within the capsule
E)within the gametophyte

Question 32

The male gametangium in mosses is called which of the following?

A)archegonium
B)antheridium
C)sporophyte
D)capsule
E)protonema

Question 33

Which of the following is not a division of seed producing vascular plants?

A)Coniferophyta
B)Cycadophyta
C)Ginkgophyta
D)Pterophyta
E)Gnetophyta

Question 34

The acid environment created by living Sphagnum allowed the preservation of prehistoric humans in both Europe and North America.One anthropological find in Florida suggested which of the following?

A)The people preserved in the bogs had been there for less than 100 years.
B)The people preserved in the bogs had been victims of murder.
C)The brain tissue was well preserved and yielded good DNA samples.
D)The people preserved in the bogs were closely related to modern Native Americans.
E)None of the above is correct.

Question 35

You find a primitive-looking plant with no leaves or true roots,branching stems with globose yellow sporangia.This plant would be classified as which of the following taxa?

A)a fern
B)Lycopodium
C)Equisetum
D)Psilotum
E)It is impossible to determine the answer with the information given.

Question 36

These plants are vascular,non-seed producers that 200 to 300 million years ago formed extensive forests.These plants are from which of the following groups?

A)bryophytes
B)lycophytes
C)pterophytes
D)hepatophytes
E)angiosperms

Question 37

Which of these vascular plants reproduce by seeds?

A)horsetails
B)club mosses
C)ferns
D)cycads
E)none of the above

Question 38

Which of the following gymnosperm divisions contain plants that look like palms?

A)Coniferophyta
B)Cycadophyta
C)Ginkgophyta
D)Gnetophyta
E)None of the above is correct.

Question 39

Which one of the following was a tree-sized plant from 300 million years ago that was an important component of the Carboniferous Period forests?

A)Lycopodium
B)Lepidodendron
C)Equisetum
D)Marchantia
E)Fagus

Question 40

Which of the following is correct?

A)Seed plants are currently the dominant vegetation in the world.
B)In cones,the seeds are exposed at maturity and for this reason are said to be "naked."
C)The conifers,like all gymnosperms,are an ancient group of plants that reached their greatest diversity during the past geological periods.
D)The Wollemi pine (Wollemia nobilis)is literally a "living fossil"
E)All of the above are correct.

Question 41

The silica impregnated in the walls of club mosses gave rise to the name scouring rushes.

Question 42

Land plants never have flagellated sperm.

Question 43

Gymnosperms produce seeds that are "naked" and not enclosed in fruits.

Question 44

Retention of the developing embryo in the sporophyte is one of the major features of all ________.

Question 45

One characteristic of land plants is a life cycle with an alternation of gametophyte and sporophyte generations.

Question 46

The seed cone is larger and more complex structurally than the pollen cone.

Question 47

This tree is the only living species in its division,produces rancid smelling seeds,is dioecious,and is a Chinese symbol of good luck.This tree is which of the following?

A)Ginkgo biloba
B)Pinus contorta
C)Cycas rumphii
D)Wollemia nobilis
E)Pteridium aquilinum

Question 48

Amber is a fossilized tree resin,derived largely from ancient conifers,but also from the resin of the ________ family.

A)Fabaceae
B)Fagaceae
C)Lepidoptera
D)Bignoniaceae
E)Apiaceae

Question 49

The sporophyte is the dominant plant form of the gymnosperms and angiosperms.

Question 50

This member of Gnetophyta lives in the Namib desert,has a long taproot,two leathery leaves,and can live over 1000 years.This plant is likely which of the following?

A)Ephedra
B)Gnetum
C)Welwitschia
D)an undescribed cycad
E)None of the above is correct.

Question 51

The female gametangium in ferns and many other plants is known as the ________.

Question 52

Which of the following is a desert shrub that produces alkaloids used in the treatment of asthma and hay fever?

A)Ephedra
B)Gnetum
C)Welwitschia
D)Gingko
E)Asclepias syriaca

Question 53

Another name for the fern gametophyte is the ________.

Question 54

The oldest living trees are the ________ pines.

Question 55

Ferns,horsetails,and club mosses all produce ________ by meiosis.

Question 56

All of these statements about BMAA are correct except one.Choose the exception.

A)BMAA is an amino acid.
B)BMAA is found in the starch of conifers.
C)BMAA blocks communication of brain nerve cells.
D)BMAA is found in high concentrations in seeds.
E)BMAA may contribute to a host of human diseases found on Guam.

Question 57

The largest trees and the oldest trees occur in the division ________.

Question 58

Resin from conifers can do which of the following?

A)seal wounds.
B)serve as a source of turpentine.
C)serve as a source of rosin.
D)form amber.
E)All of the above are correct.

Question 59

The gametophyte is very conspicuous in both the Bryophyta and Coniferophyta.

Question 60

________ are gymnosperms which resemble palms and are found in tropical and subtropical areas.

Question 61

The sporophytes of ferns have roots but the gametophyte prothallus has rhizoids.

Question 62

The origin of angiosperms dates back to the Cambrian Period.

Question 63

Conifers include the oldest,tallest and most massive trees.

Question 64

The starch of cycads,prior to processing,is toxic.