AnswersAFC Biology B S3The Life Cycles of Plants

The Life Cycles of Plants Answers

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1
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Which topic is most likely to be studied by a botanist?

A
insect metamorphosis
B
viral replication
C
plant growth
D
animal physiology
2
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Which field is associated with studying plants?

A
zoology
B
bacteriology
C
botany
D
pathology
3

This diagram shows the life cycle of plants and the alternation of generations. Which row in the table contains the correct labels for the plant life cycle diagram?

Question illustration
A
A
B
B
C
C
D
D
4

Which best describes the alternation of generations?

A
Fertilization produces haploid spores.
B
Meiosis produces a diploid zygote.
C
A gametophyte is its diploid phase.
D
A gametophyte is its haploid phase.
5

In a plant’s life cycle, how many sporophyte generations occur between one gametophyte generation and the next time that eggs and sperm are produced?

A
zero
B
one
C
two
D
four
6

Ferns are seedless plants. Below is a photograph of the rattlesnake fern, or Botrychium virginianum, which is found all across North America. Which structure is involved in the reproduction of this plant?

Question illustration
A
spores
B
pollen
C
cones
D
fruit
7

Consider the nonflowering plant growing along the wall that is pictured below. What type of plant is this?

Question illustration
A
angiosperm
B
bryophyte
C
seed
D
gymnosperm
8

What do all plant life cycles have in common?

A
Fertilization produces seeds.
B
Sperm cells are carried by the wind to egg cells.
C
Diploid and haploid phases alternate.
D
Sporophytes are formed by meiosis.
9

Which process of angiosperm reproduction often requires insects or other animals to take place?

A
mitosis
B
meiosis
C
fertilization
D
pollination
10

What is a flowering seed plant called?

A
angiosperm
B
gymnosperm
C
fern
D
moss

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