Seed Plants

Question 1

Gymnosperms (Vascular Seed Plants)

Answer 1

Cycads, Ginkgo, Confiers; Have seeds; Pollen (immature male gametophyte); Sporophyte dominant; Doesn’t need water for fertilization (uses pollination)

Question 2

Conifers

Answer 2

Cones are the reproductive structure, has both male and female; Cone is the site for all alternation of generations; Has features to help reduce drought:
- Leaves have reduced surface area (needles)
- Sunken stomates
- Thick cuticles

Question 3

Angiosperms

Answer 3

Very diverse; Flowers are the key characteristic; Flower is the site for alternation of generations

Question 4

Male Flower organs

Answer 4

Stamen:
- Anther
- Filament

Question 5

Female Flower organs

Answer 5

Carpel:
- Stigma
- Style
- Ovary

Question 6

Monocots

Answer 6

Grasses, palms, lilies;
- One Cotyledon
- Veins usually parallel
- Vascular tissue scattered
- Root system usually fibrous
- Pollen grain has one opening
- Flower organs usually in multiples of 3

Question 7

Eudicots (Dicots)

Answer 7

Herbaceous and woody;
- Two Cotyledons
- Veins usually net-like
- Vascular tissue usually arranged in a ring
- Taproot (main root) usually present
- Pollen grain has three openings
- Flower organs usually in multiples of four or five