Morphological Structures, Both Micro- and Macroscopic, Have Been Used as Evidence

question 156

Multiple Choice

Morphological structures, both micro- and macroscopic, have been used as evidence to support the idea that land plants arose from a green algae clade.Of these structures, the one that contributed most to the success of plants on land was

• A) the cuticle.
• B) plasmodesmata.
• C) a multicellular sporophyte.
• D) the presence of tracheids.
• E) the use of flagellated sperm.

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Definitions:

Corporate Welfare

Financial aid and benefits provided by the government to corporations, often criticized as favoritism towards big business.

Grassroots Environmentalism

Beginning in the 1980s, the fourth stage of the environmental movement; distinguished by the diversity of its members and belief in citizen participation in environmental decision making.

Conservation Era

The earliest stage of the environmental movement, which focused on the preservation of “wilderness” areas.

Mainstream Environmentalism

Beginning in the 1970s, the third stage of the environmental movement; characterized by enhanced organization, improved promotional campaigns and political tactics, and an increased reliance on economic and scientific expertise.