Evolution of Seed Plants

Review Questions

Seed plants are ________.

  1. all homosporous
  2. mostly homosporous with some heterosporous
  3. mostly heterosporous with some homosporous
  4. all heterosporous

Hint:

D

Besides the seed, what other major structure diminishes a plant’s reliance on water for reproduction?

  1. flower
  2. fruit
  3. pollen
  4. spore

Hint:

A

In which of the following geological periods would gymnosperms dominate the landscape?

  1. Carboniferous
  2. Permian
  3. Triassic
  4. Eocene (present)

Hint:

C

Which of the following structures widens the geographic range of a species and is an agent of dispersal?

  1. seed
  2. flower
  3. leaf
  4. root

Hint:

A