Glencoe Biology

Chapter 23: Reproduction in Plants

Standardized Test Practice-English

1
____ occurs when new plants grow from parts of an existing plant.
A)Protenema
B)Sexual reproduction
C)Vegetative reproduction
D)Chemotaxis
2
Plants that are ____ produce two types of spores that develop into gametophytes.
A)chemotaxic
B)unisporous
C)heterotrophic
D)heterosporous
3
Which part of moss develops into gametophytes, as shown here?

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A)sporophyte
B)zygote
C)protonema
D)capsule
4
What are the two stages in alternation of generations?
A)diploid and sporophyte
B)diploid and haploid
C)haploid and gametophyte
D)zygote and mitotic
5
This shows alternation of generations in plant reproduction. Which of these does not occur during the haploid stage?

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A)production of haploid spores
B)production of egg and sperm
C)production of gametes
D)cell divisions
6
What are the male reproductive organs of flowers called?
A)pistils
B)stamens
C)sepals
D)petals
7
The response of flowers to the amount of time it is dark each day is called ____.
A)alternation of generation
B)chemotaxis
C)photoperiodism
D)phototropism
8
Brightly colored, nectar-producing flowers with strong scents are likely pollinated by ____.
A)wind
B)animals
C)photoperiodism
D)chemotaxis
9
How are pollen grains formed in flowers?
A)cell divisions inside the anther
B)spore release in the pistil
C)pollen is produced by insects
D)disintegration of petals
10
What is the primary factor in the flowering responses of these plants?

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A)low temperature at night
B)hours of daylight
C)high temperature in the day
D)hours of darkness
11
A seed tissue called ____ provides nourishment for the embryo.
A)seed coat
B)endosperm
C)germinating fluid
D)pollen
12
How many cotyledons are in eudicots?
A)two
B)one
C)four
D)six
13
What is the protective layer of a seed called?
A)cotyledon
B)endosperm
C)seed coat
D)stamen
14
What structures absorb most of the endosperm tissue as the eudicot seed matures?

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A)seed coat
B)embryo
C)cotyledon
D)stamen
15
This figure shows the formation of a ____ in anthophytes?

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A)male gametophyte
B)pollen sac
C)stamen
D)female gametophyte
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