Science Notebook - Student Edition

(Steven Felgate) #1

Main Idea Details


214 Introduction to Plants


Alternation of
Generations
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on page.

Plant
Classification
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on page.

Compare the gametophyte generation and the sporophyte generation
of plants.

Section 21.1 Plant Evolution and Adaptations (continued)


Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.

Contrast how the sperm reaches the egg differently in seed
plants than in non-seed plants.

(^) SUMMARIZE
Gametophyte Generation Sporophyte Generation
Classify the following plant categories by writing an NV in front
of nonvascular plants, an NS in front of seedless vascular plants,
and a VS in front of vascular plants with seeds.
cycadophytes anthocerophytes
anthophytes bryophytes
coniferophytes ginkgophytes
pterophytes gnetophytes
hepaticophytes lycophytes

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