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Diversity of Plant Life

Quiz



1

1. The Kingdoms Archaebacteria and Eubacteria both contain organisms that have membrane-bound organelles and nuclei.
A)True
B)False
2

2. Organisms that manufacture their own food are referred to as absorptive heterotrophs.
A)True
B)False
3

3. Which organisms were once classified as plants in the old two-kingdom system?
A)a. algae
B)b. aquatic invertebrates
C)c. fungi
D)d. all of the above
E)e. only a and c are correct
4

4. One feature that is common in all land plants is
A)a. they evolved 10,000 years ago.
B)b. they only occur on land.
C)c. they all have prokaryotic cells.
D)d. they all retain the fertilized embryo.
5

5. During alternation of generations, fertilization gives rise to the _______ generation, and meiosis gives rise to the _________ generation.
A)a. diploid, haploid
B)b. sporophyte, gametophyte
C)c. haploid, diploid
D)d. isogamous, anisogamous
E)e. both a and b are correct
6

6. In mosses, the rich carpet of leafy green growth is the gametophyte or haploid generation.
A)True
B)False
7

7. The moss sporophyte consists of a capsule and stalk embedded in the female gametophyte.
A)True
B)False
8

8. In the Division Pterophyta, the ________ is the dominant stage.
A)a. sporophyte
B)b. sorus
C)c. protonema
D)d. gametophyte
9

9. Microsporangia in the Division Coniferophyta produce
A)a. microspores.
B)b. pollen grains.
C)c. the male gametophyte.
D)d. all of the above.
10

10. In the Division Coniferophyta, four megaspores are produced during meiosis, and each one ultimately develops into an embryo.
A)True
B)False
11

11. Which division contains acid-loving plants that can convert a wetland into a bog?
A)a. Ginkgophyta
B)b. Bryophyta
C)c. Pterophyta
D)d. Magnoliophyta
12

12. Which of the following is NOT a use of sphagnum moss?
A)a. heating fuel
B)b. gardening material
C)c. food thickeners
D)d. dressing for wounds
E)e. none of the above
13

13. Sphenophyta, Lycophyta, Pterophyta, and Psilophyta are similar in that they are all spore-producing vascular plants.
A)True
B)False
14

14. The most primitive vascular plants belong to Division
A)a. Bryophyta.
B)b. Magnoliophyta.
C)c. Gnetophyta.
D)d. Psilophyta.
15

15. The term “gymnosperm” refers to the ability of conifers, or evergreens, to retain their leaves for photosynthesis throughout the entire year.
A)True
B)False
16

16. The Wollemi pine is considered a living fossil because its “cone” resembles a fruit, thus making it difficult to classify as a gymnosperm or angiosperm.
A)True
B)False
17

17. Plants having seed cones and pollen cones on separate individuals are referred to as ________.
A)a. dioecious
B)b. gametophytes
C)c. monoecious
D)d. cycasins
18

18. Which division contains plants that produce neurological toxins, such as BMAA?
A)a. Gnetophyta
B)b. Sphenophyta
C)c. Cycadophyta
D)d. Ginkgophyta
19

19. Ginkgo biloba is the only remaining species of its genus, is dioecious, and is used as a remedy for short-term memory loss.
A)True
B)False
20

20. Fossilized tree resin, or amber, is an excellent source of ancient DNA because the resin dries and fixes living tissue and inhibits bacterial decomposition.
A)True
B)False