BIS_2C_Plant_Biology_StudyQ_S11_edit-by-john

BIS_2C_Plant_Biology_StudyQ_S11_edit-by-john - Keen &...

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-1- BIS 2C Study Questions 3: Plants 1 . Define each of the following statements as true or false: All photosynthetic bacteria form a clade. All photosynthetic eukaryotes form a clade. The red algae belong to clade Plantae. The chloroplast is a homologous feature for Clade Plantae. Presence of a chloroplast is a synapomorphy for Clade Plantae. 2. Is a typical fern that you buy for your yard a sporophyte or a gametophyte? Where would you find the other half of the life cycle? 3. Is a plant that makes both eggs and sperm homosporous, heterosporous, or can’t you tell? (Hint: Lab 4, group #3) Do megagametophytes and microgametophytes both occur in a homosporous plant? 4 . Define each of the following statements as true or false: Plants fix nitrogen from the air in their own cells. Beans, lupines, and some other plants use bacterial symbionts ( Rhizobium ) to fix N-containing compounds from soil. Beans, lupines, and some other plants use bacterial symbionts ( Rhizobium ) to fix nitrogen gas from air. Some plants, such as roses, use fungal symbionts (mycorrhizae) to fix nitrogen from air. Some plants, such as roses, use fungal symbionts (mycorrhizae) to fix nitrogen from soil. Hornworts have internal cavities with nitrogen-fixing cyanobacteria.
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BIS_2C_Plant_Biology_StudyQ_S11_edit-by-john - Keen &...

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