Chapter 18: Gymnosperms


Phylum Coniferophyta; p. 438; moderate; ans: d



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Chapter 18-final
Chapter 17-final
21. Phylum Coniferophyta; p. 438; moderate; ans: d

Which of the following statements about pine leaves is FALSE?


a. They have a thick cuticle.

b. They have sunken stomata.

c. They are spirally arranged and borne singly on the stem.

d. They are arranged in indeterminate bundles called fascicles.

e. Their vascular bundles are surrounded by transfusion tissue.
22. Phylum Coniferophyta; p. 439; moderate; ans: e

The longest-lived tree is:


a. Sequoiadendron giganteum.

b. Sequoiadendron semperiverens.

c. dawn redwood.

d. sago palm.

e. bristlecone pine.
23. Phylum Coniferophyta; p. 439; moderate; ans: c

In the pine life cycle, meiosis occurs in:


a. archegonia.

b. microspores.

c. microsporocytes.

d. pollen grains.

e. sporophylls.
24. Phylum Coniferophyta; p. 439; easy; ans: b

The daughter cells produced by a microsporocyte are:


a. microspore mother cells.

b. microspores.

c. pollen grains.

d. prothallial cells.

e. generative cells.


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