Introduction to PlantsSupplemental InstructionIowa State UniversityLeader: BreannaCourse: BIOL 211 (3)Instructor: Dr. ColbertDate: 9/16/101.) What is a polymer that forms the walls of plant spores?a. Sporopollenin2.) What is a multicellular organ in plants in which meiosis occurs and haploid cells develop?a. Sporangia3.) What is a multicellular plant structure in which gametes are formed?a. Gametangia4.) What is a female gametangia called?Supplemental Instruction1060 Hixson-Lied Student Success Center v 294-6624 v www.si.iastate.edua. Archegonia5.) What is a male gametangia called?a. Antheridia6.) What is the main nutritional mode of plants?a. Photoautotrophs7.) When are the oldest plant fossils from?a. 475 million years ago8.) What is the closest related group of protists to plants? (specific group)a. Charophycean algae9.) What is one piece of evidence of the close relationships between plants and charophycean algae?a. Rosette-shaped cellulose synthesizing complexes, similar enzymes in peroxisomes, similar sperm structure, formation of a “phragmoplast”, DNA sequence similarities, production of “sporopollenin”10.) What is one of the main challenges plants face when living on land?a. Dessicationb. Aerial parts of organism not in contact with water and nutrientsc. Provision of support for body11.) What is one of the adaptations for life on land that plants have developed?a. Alternation of generationsb. Production of sporopollenin containing sporesc. Production of gametes inside a gametangiumd. Apical meristemse. Waxy cuticle12.) What was the first species of plants on land?a. Liverworts13.) What are the four groups of plants?a. Bryophytesb. Seedless vascular plantsc. Seed plantsd. Angiosperms14.) What is the life cycle that all plants exhibit?a. Heteromorphic alternation of generations15.) In bryophytes, what is the dominant life phase?a. Gametophyte16.) In angiosperms (flowering plants) what is the dominant life phase?a. Sporophyte17.) In plants, what are gametes produced by?a. Mitosisi. In humans, what are gametes produced by?1. Meiosis18.) Are spores and seeds the same?a.
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