BIO 202 EXAM 2 VERIFIED TEST PAPER
QUESTIONS AND SOLUTIONS COMPLETE
STUDY GUIDE
◉ Alternation of generations.
Answer: Life cycle alternating between haploid gametophyte and
diploid sporophyte
◉ Gametophyte.
Answer: Haploid stage that produces gametes by mitosis
◉ Sporophyte.
Answer: Diploid stage that produces spores by meiosis
◉ Bryophytes.
Answer: Nonvascular land plants with dominant gametophyte
◉ Liverworts / Marchantiophyta.
Answer: Bryophytes lacking stomata and having single-celled
rhizoids
◉ Mosses / Bryophyta.
, Answer: Bryophytes with stomata and multicellular rhizoids
◉ Hornworts / Anthocerophyta.
Answer: Bryophytes with horn-shaped sporophytes
◉ Vascular tissue.
Answer: Xylem and phloem for transport of water and nutrients
◉ Xylem.
Answer: Conducts water and minerals
◉ Phloem.
Answer: Conducts sugars
◉ Why were bryophytes limited in size?.
Answer: Lack vascular tissue and structural support
◉ Fungi.
Answer: Heterotrophic organisms with absorptive nutrition and
chitin cell walls
◉ Hyphae.
QUESTIONS AND SOLUTIONS COMPLETE
STUDY GUIDE
◉ Alternation of generations.
Answer: Life cycle alternating between haploid gametophyte and
diploid sporophyte
◉ Gametophyte.
Answer: Haploid stage that produces gametes by mitosis
◉ Sporophyte.
Answer: Diploid stage that produces spores by meiosis
◉ Bryophytes.
Answer: Nonvascular land plants with dominant gametophyte
◉ Liverworts / Marchantiophyta.
Answer: Bryophytes lacking stomata and having single-celled
rhizoids
◉ Mosses / Bryophyta.
, Answer: Bryophytes with stomata and multicellular rhizoids
◉ Hornworts / Anthocerophyta.
Answer: Bryophytes with horn-shaped sporophytes
◉ Vascular tissue.
Answer: Xylem and phloem for transport of water and nutrients
◉ Xylem.
Answer: Conducts water and minerals
◉ Phloem.
Answer: Conducts sugars
◉ Why were bryophytes limited in size?.
Answer: Lack vascular tissue and structural support
◉ Fungi.
Answer: Heterotrophic organisms with absorptive nutrition and
chitin cell walls
◉ Hyphae.
