1. Which part of an alga is NOT correctly matched with its function?

A. Float — buoyancy.
B. Holdfast — anchorage.
C. Stipe — conduct water.
D. Blade — photsynthesis.

2. Pigment molecules other than chlorophyll-a capture light energy and

A. make products other than glucose.
B. store it to make glucose at another time.
C. pass it along to chlorophyll-a for making glucose.
D. make glucose, but less efficiently than chlorophyll-a.

3. The seaweeds along the shores of the coast of BC are members of

A. Phyla Chlorophyta and Phaeophyta.
B. Phyla Phaeophyta and Rhodophyta.
C. Phyla Chlorophyta and Rhodophyta.
D. Phyla Phaeophyta, Chlorophyta, and Rhodophyta.

4. Green algae is considered to be the most related to land plants because it

A. has vascular tissue, which other algae lack.
B. is equipped with guard cells and stomata to control gas exchange.
C. is predominantly a sporophyte, where other algae are gametophytes.
D. stores glucose as starch, rather than oils or other complex carbohydrates.

5. Which of the following is LEAST useful when distinguishing between Chlamydomonas and Euglena?

A. Flagella.
B. Eyespots.
C. Pyrenoid body.
D. Contractile proteins.

6. Which of the following ideas does NOT support the notion that Volvox is a multicellular colony?

A. It has simple tissues and organs.
B. Most of the component cells are all very similar to each other.
C. If broken apart, it can reassemble or replace the missing parts.
D. There is some communication and coordination between the component cells.

7. The holdfasts of Spirogyra are an advantage and a disadvantage because they

A. anchor the plant and absorb chemicals from the soil.
B. anchor the plant and make it an easier target for herbivores.
C. enable it to absorb chemicals from the soil, which may to toxic to its growth.
D. enable it to grow taller increasing the possibility of breaking the filamentous structure.

8. Which of the following is TRUE about alternation of generations?

A. sporophytes produce spores that grow into gametophytes, which produce gametes.
B. sporophytes produce gametes that grow into gametophytes, which produce spores.
C. sporophytes produce spores that grow into other sporophytes, which produce gametes.
D. gametophytes produce gametes that grow into other gametophytes, which produce spores.

9. Ulva is biologically significant because

A. it is eaten as dulce.
B. it can grow on land and in the water.
C. it is harvested for its agar-producing abilities.
D. it displays the same kind of life cycle as moss.

10. Which of the following is LEAST problematic for moss growing on land?

A. Drying out in the sun.
B. Getting soaked in the rain.
C. Obtaining water through its roots.
D. Obtaining enough light for photosynthesis.

11. To which phylum does moss belong?

A. Phylum Bryophyta.
B. Phylum Phaeophyta.
C. Phylum Chlorophyta.
D. Phylum Tracheophyta.

12. Which of the following most correctly identifies the role of guard cells?

A. Open to let CO2 in and O2 and H2O out.
B. Open to let O2 in and CO2 and H2O out.
C. Open to let CO2 and H2O in and O2 out.
D. Open to let O2 and H2O in and CO2 out.

13. Select the TRUE statement from among the following statements about moss.

A. The sporophyte is photosynthetic, but the gametophyte is not.
B. The gametophyte is photosynthetic, but the sporophyte is not.
C. Both the gametophyte and the sporophyte are photosynthetic.
D. Neither the sporophyte not the gametophyte is photosynthetic.

14. At what stage in the moss life cycle does meiosis occur?

A. In the spore capsule.
B. In spores before they germinate.
C. In the gametophytes for the production of gametes.
D. In the top of a female gametophyte, resulting in the growth of the sporophyte.

15. Which of the following is present in ferns but not present in moss?

A. Vascular tissue.
B. Guard cells and stomata.
C. Specialized structures to produce spores.
D. Specialized structures to produce gametes.

16. Which of the following most correctly identifies the roles of vascular tissues?

A. Xylem conducts H2O and dissolved minerals up to the leaves, where phloem transports the products of photosynthesis down a stem.
B. Phloem conducts H2O and dissolved minerals up to the leaves, where xylem transports the products of photosynthesis down a stem.
C. Xylem conducts H2O and dissolved minerals up to the leaves, where phloem transports the products of photosynthesis away from the leaves.
D. Phloem conducts H2O and dissolved minerals up to the leaves, where xylem transports the products of photosynthesis away from the leaves.

17. A fiddlehead is an immature

A. sporophyte frond.
B. gametophyte frond.
C. sporophyte prothallium.
D. gametophyts prothallium.

18. Sori are a specialization found on

A. fronds for the production of spores.
B. fronds for the production of gametes.
C. gametophytes for the production of spores.
D. gametophytes for the production of spores.

19. Which is the most logical sequence of plants during succession on land?

A. Moss — grass — shrubs — trees.
B. Ferns — grass — shrubs — trees.
C. Algae — moss — grass — shrubs.
D. Lichen — trees — logs — decomposers.

20. Of which phylum is agar a derivative?

A. Phylum Bryophyta.
B. Phylum Phaeophyta.
C. Phylum Rhodophyta.
D. Phylum Chlorophyta.