Question 1

The cells of a gametophyte are

Accepted Answer

A)  triploid. 
B)  haploid. 
C)  tetraploid. 
D)  diploid. 
E)  unable to divide by mitosis.

Question 2

Which of the following is NOT one of the key adaptations to land shared by all land plants?

Accepted Answer

A)  A means of taking up nutrients from the soil 
B)  Stomata 
C)  Waxy cuticle 
D)  Protected embryos 
E)  Water transport by xylem

Question 3

If you were hiking and wanted to show off your understanding of the differences between gymnosperms and angiosperms, what characteristics could you see with your naked eye that would help you impress your friends?

Accepted Answer

A)  Presence or lack of spores 
B)  Size of the male gametophyte 
C)  Presence or lack of seeds 
D)  Flowers or cones 
E)  Presence or lack of vascular tissues

Question 4

While walking in a forest, you find a plant with what appears to be unfertilized seeds located at the bases of woody scales exposed to the air. Yellow dust-like particles coat the surface of the unfertilized seeds. This plant is probably a(n)

Accepted Answer

A)  seedless vascular plant. 
B)  angiosperm. 
C)  gymnosperm. 
D)  alga. 
E)  bryophyte.

Question 5

Plants provide us with a variety of goods. Which of the following is NOT provided by plants?

Accepted Answer

A)  Cotton 
B)  Wood 
C)  Cooking oil 
D)  Pleasure 
E)  Nylon

Question 6

Horsetails are classified as

Accepted Answer

A)  angiosperms. 
B)  bryophytes. 
C)  seedless vascular plants. 
D)  gymnosperms. 
E)  ferns.

Question 7

In angiosperms, what is the male gametophyte?

Accepted Answer

A)  A flower 
B)  A seed 
C)  Sperm 
D)  The anther 
E)  Pollen

Question 8

Cycads attract pollinators with large, fragrant flowers.

Accepted Answer

A) True 
 B)False

Question 9

To control the movement of gases, land plants developed

Accepted Answer

A)  stomata. 
B)  a cuticle. 
C)  flowers. 
D)  vascular tissue. 
E)  lignin.

Question 10

Plants produce__________ by mitosis and __________by meiosis.

Accepted Answer

The answer of Plants produce__________ by mitosis and __________by meiosis....

Question 11

What major adaptations contributed to the success of the angiosperms?

Accepted Answer

A)  Flowers and fruits 
B)  Broad leaves 
C)  Sap containing ʺantifreezeʺ 
D)  A and B 
E)  A and C

Question 12

Why are mosses and liverworts dependent on water for reproduction?

Accepted Answer

A)  Egg and sperm production occurs only when the plants are immersed in water. 
B)  Sperm are passively transported to eggs by water. 
C)  Eggs and sperm are released into water and then unite. 
D)  Sperm must swim through water to reach and fertilize eggs. 
E)  Eggs are passively transported to sperm by water.

Question 13

You discover a new species of plant in a tropical rain forest. You observe that it has flagellated sperm and the sporophyte emerges from the gametophyte; however, seeds and xylem tissue is lacking. This plant is probably a(n)

Accepted Answer

A)  gymnosperm. 
B)  fern. 
C)  angiosperm. 
D)  alga. 
E)  bryophyte.

Question 14

A fertilized egg is a

Accepted Answer

A)  sporophyte. 
B)  gametophyte. 
C)  zygote. 
D)  spore. 
E)  gamete.

Question 15

In flowering plants, a ripened ovary is known as a__________ .)

Accepted Answer

The answer of In flowering plants, a ripened ovary is...

Question 16

Plants remove carbon dioxide from the atmosphere.

Accepted Answer

A) True 
 B)False

Question 17

Youʹve stumbled upon a thick mat of moss in the woods. Upon closer inspection, you observe sporophytes emerging from the gametophytes. From your previous biology course, you know that the sporophyte is attached to a(n)

Accepted Answer

A)  antheridium. 
B)  female cone. 
C)  archegonium. 
D)  embryo sac. 
E)  flower.

Question 18

Which group of plants was the first to produce seeds?

Accepted Answer

A)  Gymnosperms 
B)  Bryophytes 
C)  Chlorophytes 
D)  Lycophytes 
E)  Angiosperms

Question 19

You find a multicellular, eukaryotic organism that carries out photosynthesis and produces dependent embryos. It is classified as a(n) __________.

Accepted Answer

The answer of You find a multicellular, eukaryotic organism that...

Question 20

You observe a 1-inch-tall plant in the woods. This plant is part of a mass of similar small plants covering an area of several square feet. It is very flexible and does not easily stand upright by itself. Upon examining the tiny, flat, leaflike structures of this plant, you see no veins. There is no evidence of seeds, but at the end of a little stalk on the tip of the plant, there is some sort of spore-bearing structure. This plant is probably a(n)

Accepted Answer

A)  gymnosperm. 
B)  bryophyte. 
C)  alga. 
D)  fern. 
E)  angiosperm.

Exam 22: The Diversity of Plants