Unit 2 Biology B Questions And Answers With Complete Solutions
tetrads correct answer: four identical spores formed during the process of meiosis; they are found in all mosses and ferns, and some algae. Bryophytes correct answer: - spore-producing, seedless, non-vascular land plants; - do not have roots -comprise moss, liverworts, and hornworts. - live in diverse habitats, all require abundant moisture to grow. - usually spread vegetatively to cover a large area. - grow close together in mats and are found on soil, rocks, and tree trunks. - lack the vascular tissue made of distinct xylem and phloem cells. rhizoids correct answer: - multicellular, root-like filaments - help bryophytes remain attached to the substratum (ground soil, rock, or tree-trunk). - have thin-walled cells. Cuticle correct answer: covers the bryophytes bodies Flavonoids correct answer: water-soluble pigments that absorb UV light. - present in all plant groups and are absent in most algae, except for some members of Charophytes.
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unit 2 biology b questions and answers with comple
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