Ch. 24 Seed Plants (Angiosperms)

Question 1

The most diverse group of plants is the _____.
a. seedless vascular plants
b. gymnosperms
c. angiosperms
d. nonvascular plants

Answer 1

angiosperms

Question 2

The sporophyte generation is dominant in the life cycle of which of the following plants?
a. Tulip.
b. Water lily.
c. Orchid.
d. All of the above.

Answer 2

All of the above

Question 3

How long can it take flowering plants to cycle from germination to maturity?
a. Weeks.
b. Months.
c. Years.
d. All of the above.

Answer 3

All of the above

Question 4

A structure derived from the ovary of a plant and its accessory tissue is a _________.
a. vegetable
b. fruit
c. flower
d. seed

Answer 4

fruit

Question 5

The parts of a flower in eudicots are typically arranged in multiples of _____.
a. two
b. four
c. five
d. A and B
e. B and C

Answer 5

B and C

Question 6

Using a pointed instrument, you can remove the pollen of a flower from the _____.
a. petal
b. anther
c. pedicel
d. sepal

Answer 6

anther

Question 7

The pericarp of a fruit contains which region?
a. Exocarp.
b. Endocarp.
c. Mesocarp.
d. All of the above.

Answer 7

All of the above

Question 8

Fruit development is accelerated by which of the following?
a. Endocarp.
b. Exocarp.
c. Ethylene gas.
d. Sepal

Answer 8

Ethylene gas

Question 9

A plant that has _____would be classified as a monocot.
a. two cotyledons
b. three flower parts
c. tricolpate pollen
d. netted leaf venation

Answer 9

three flower parts

Question 10

What differentiates dicots from monocots?
a. Number of cotyledons.
b. Venation of leaves.
c. Arrangement of vascular bundles.
d. All of the above.

Answer 10

All of the above

Question 11

Pollen from the basal dicot is _____.
a. monosulcate
b. tricolpate
c. same type as found in monocots
d. A and C.

Answer 11

A and C

Question 12

Which of the following statements is TRUE?
a. Both gymnosperms and angiosperms produce fruit.
b. Fruits are the mature ovary of angiosperms.
c. The purpose of vegetables is to protect and aid in the dissemination of seeds.
d. The edible part of vegetables is derived from leaves and roots but not flowers.

Answer 12

Fruits are the mature ovary of angiosperms.

Question 13

When a cotyledon emerges from the soil, it means that _____.
a. the fruit has developed
b. flowers have emerged
c. the seed has germinated
d. true leaves have emerged

Answer 13

the seed has germinated

Question 14

Because American holly has male plants and female plants, it is an example of ______.
a. a perfect flower
b. an imperfect flower
c. a complete flower
d. an incomplete flower

Answer 14

a perfect flower

Question 15

What happens when an anther ruptures?
a. The pollen tube moves down the style.
b. Fertilization occurs.
c. Pollen grains are released.
d. The seed head cannot repair.

Answer 15

Pollen grains are released

Question 16

When you peel an orange, you are removing the _____.
a. exocarp
b. mesocarp
c. endocarp
d. pericarp

Answer 16

exocarp

Question 17

In order to be classified as an inflorescence, a plant must ____.
a. lack petals
b. have inconspicuous petals
c. have clusters of flowers
d. have solitary flowers

Answer 17

have clusters of flowers

Question 18

During pollination of the grasses, the tube cell develops into the _____.
a. ovule
b. pollen tube
c. sperm cells
d. endosperm

Answer 18

pollen tube

Question 19

Which of the following is an example of a samara?
a. Sunflower.
b. Maple.
c. Ash.
d. B and C.

Answer 19

Maple

Question 20

If the calyx and corolla are positioned below the ovary, the flower is ____ and the ovary is _____.
a. epigynous, superior
b. epigynous, inferior
c. hypogynous, superior
d. hypogynous, inferior

Answer 20

hypogynous, inferior

Question 21

A vegetable is an edible part of a plant derived from ________.
a. petioles
b. leaves
c. roots
d. flowers
e. all of the above

Answer 21

all of the above

Question 22

What structures produced by plants have ensured the success of both gymnosperms and angiosperms?
a. Spores.
b. Seeds.
c. Leaves.
d. Fruits.

Answer 22

Seeds

Question 23

Name the structure shown here.

a. Cotyledon.
b. Plumule.
c. Radicle.
d. Hypocotyl

Answer 23

Hypocotyl

Question 24

Angiosperms vary greatly in form and means of obtaining nutrients. They can be _____.
a. autotrophs
b. parasitic
c. saprophytic
d. A and B
e. all of the above

Answer 24

all of the above

Question 25

Name this structure found in grasses.

a. Pedicel.
b. Glume.
c. Lodicule.
d. Peduncle.

Answer 25

Peduncle

Question 26

A dandelion possesses which of the following?
a. Pistils only.
b. Stamens only.
c. Pistils and stamens.
d. Petals only.

Answer 26

Pistils and stamens

Question 27

Flowers and fruit on an inflorescence are attached to the plant by _____.
a. a peduncle
b. a placenta
c. a sepal
d. a pedicel

Answer 27

a peduncle

Question 28

Which of the following has multiple carpels?
a. Peach.
b. Coconut.
c. Lemon.
d. Peanut.

Answer 28

Lemon

Question 29

If you cut the peduncle of a grass, the seed head _____.
a. can repair itself
b. develops into a one-seeded grain
c. develops florets
d. is destroyed

Answer 29

is destroyed

Question 30

What could break the dormancy of a seed to initiate germination?
a. Passing through the digestive tract.
b. Microbial activity.
c. Water.
d. A, B, and C.
e. A and B.

Answer 30

A, B and C