Biology

Sylvia S. Mader, Michael Windelspecht

Chapter 27

Flowering Plants: Reproduction - all with Video Answers

Educators

BL

MJ

Chapter Questions

Problem 1

In plants,

a. a gamete becomes a gametophyte.
b. a spore becomes a sporophyte.
c. both sporophyte and gametophyte produce spores.
d. only a sporophyte produces spores.
e. Both a and b are correct.

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Problem 2

The flower part that contains ovules is the

a. carpel. b. stamen. c. sepal. d. petal.

Grant Castaneda

Grant Castaneda

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Problem 3

The megaspore and the microspore mother cells

a. both produce pollen grains.
b. both divide meiotically.
c. both divide mitotically.
d. produce pollen grains and embryo sacs, respectively.
e. All of these are correct.

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Problem 4

A pollen grain is

a. a 3n structure.
b. a diploid structure.
c. first a diploid and then a haploid structure.
d. first a haploid and then a diploid structure.
e. the male gametophyte.

Grant Castaneda

Grant Castaneda

Numerade Educator

Problem 5

Bat-pollinated flowers

a. are colorful.
b. are open throughout the day.
c. are strongly scented.
d. have little scent.
e. Both b and c are correct.

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Problem 6

Which of these pairs is incorrectly matched?

a. polar nuclei—plumule
b. egg and sperm—zygote
c. ovule—seed
d. ovary—fruit
e. stigma—carpel

Grant Castaneda

Grant Castaneda

Numerade Educator

Problem 7

Heart, torpedo, and globular refer to

a. embryo development.
b. sperm development.
c. female gametophyte development.
d. seed development.
e. Both b and d are correct.

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Problem 8

A seed contains

a. a seed coat.
b. an embryo.
c. stored food
d. cotyledon(s).
e. All of these are correct.

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Grant Castaneda

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Problem 9

Fruits

a. nourish embryo development.
b. help with seed dispersal.
c. signal gametophyte maturity.
d. attract pollinators.
e. stay where they are produced.

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Melissa Jones

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Problem 10

Which of the following is a simple, dry, and dehiscent fruit?
a. apple
b. tomato
c. walnut
d. pineapple
e. legume pod

Grant Castaneda

Grant Castaneda

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Problem 11

Fruit dispersal can be accomplished by

a. seeds.
b. embryos.
c. pollen.
d. clones.
e. ovules.

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Problem 12

Asexual reproduction produces
a. seeds.
b. embryos.
c. pollen.
d. clones.
e. ovules.

Grant Castaneda

Grant Castaneda

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Problem 13

Plant tissue culture takes advantage of

a. a difference in flower structure.
b. sexual reproduction.
c. gravitropism.
d. phototropism.
e. totipotency.

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Problem 14

Cell suspension culture is used to

a. extract chemicals.
b. clone vegetative organs.
c. produce pollen.
d. increase genetic diversity.

Grant Castaneda

Grant Castaneda

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