Final Exam Botany 200 Bryophytes
Final exam study material bryophytes seedless vascular plants, algae,gymnosperm diversity, and ecosystem ecology.
- 1.Bryophytes have...
- A.
Xylem and phloem
- B.
Hydroids
- C.
True roots and leaves
- 2.All bryophytes are associated with mycorrhizal fungi
- A.
True
- B.
False
- 3.Bryophytes lack all of the following except
- A.
True roots
- B.
Leaves
- C.
Xylem and phloem
- D.
Hydroids
- 4.Marchantia need what for fertilization
- A.
Air
- B.
Water
- C.
Animals/insects
- 5.Alteration of generation is not conspicuous
- A.
True
- B.
False
- 6.Which stage in bryophytes is the dominant stage of life?
- A.
Sporophyte
- B.
Gametophyte
- 7.Phylum hepaticophyta is what family
- A.
Liverworts
- B.
Mosses
- C.
Hornworts
- 8.What is the name of the knoblike tissue that anchors the sporophyte to the gametophyte?
- A.
Heel
- B.
Foot
- C.
Palm
- 9.Following fertilization the embryo is totally dependent on the sporophyte.
- A.
True
- B.
False
- 10.Marchanita is found where?
- A.
On dead animal carcasses
- B.
On the surface of water
- C.
On damp soil following a fire
- 11.In liverworts, when are the pores open
- A.
Night
- B.
Day
- C.
24/7
- 12.Liverwort pores open to what?
- A.
Air chamber
- B.
Chlorehyma cells
- C.
Air chamber with chlorehyma cells
- 13.In Marchantia reproduction, male and female gametophytes are what
- A.
Separate
- B.
One
- C.
On the same plant
- 14.In liverworts body spaces are filled with what?
- A.
Mucilage
- B.
Air
- C.
Water
- 15.In hornworts body spaces are filled with what?
- A.
Mucilage
- B.
Air
- C.
Water
- 16.What anchors a hornwort to the ground?
- A.
Roots
- B.
Rhizoids
- C.
Heels
- 17.Hornworts can reproduce by fragmentation
- A.
True
- B.
False
- 18.Hornworts have roots
- A.
True
- B.
False
- 19.What grows in the mucilage of a hornworts
- A.
Daughter cells
- B.
Sperm
- C.
N fixing cyanobacteria
- 20.Where do hornworts live?
- A.
On rocks and trees
- B.
In water
- C.
In most areas
- 21.What type of bryophyte has only 1 chloroplast cell
- A.
Liverworts
- B.
Hornworts
- C.
Mosses
- 22.Mature Sporophytes look like brown straight rods
- A.
True
- B.
False
- 23.The gametophyte stage of a hornwort resembles that of a filmy moss
- A.
True
- B.
False
- 24.Which are ecological importances of mosses
- A.
Reduces soil erosion
- B.
Captures water runoff and nutrients
- C.
Shelter for microfauna
- D.
All of the above
- 25.The species Sphagnum was used for what
- A.
Potting soil
- B.
Bandages in WW1
- C.
Fuel source
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