Bio 211 exam questions Study guides, Class notes & Summaries

Bio 211 Exam 1 Study Guide Questions And Answers Latest Top Score.

What is the ecological importance (historically and presently) of seedless vascular plants? - Answer - Vascular tissue and lignin enable plants to grow tall and inhabit drier habitats - Increased terrestrial plant abundance and diversity (habitat and food resources) enables increased biodiversity and organism abundance Where do gymnosperms inhabit? - Answer Terrestrial ecosystem What are the characteristics of gymnosperms? - Answer - Cuticle and stomata* - Vascular tissue and lignin*

Systematics Correct Answer-the study of biological diversity and its origins Taxonomy Correct Answer-the branch of bio that deals with the classification and naming of organisms Taxon Correct Answer-any single named group of organisms plural=taxa Phylogeny Correct Answer-the evolutionary history of a species or a taxonomic group of organisms Linnean System Correct Answer-German biologist named Karl Linnaeus devised in 1735 a convention for naming a species that remains in use today ...

BIO 211- Iowa State University Biederman Exam 1 Questions and Answers (100% Pass)

Bio 211- exam 1 Practice Questions and Answers (100% Pass)

What atoms do organic molecules contain - Answer Hydrogen, Oxygen and/or nitrogen dehydrations and hydrolysis reactions - Answer dehydration- loss of water molecule from the reacting molecule hydrolysis- molecule of water is added to a substance difference between a monosaccharide and a polysaccharide and examples of each. - Answer monosaccharide-Single sugar molecule polysaccharide-contain 2 m

Characteristics of Life Answer> Living things: -are organized -need energy and materials -maintain homeostasis -respond to stimuli (changes in environment) -reproduce and grow -have adaptations matter Answer> Anything that has mass and takes up space element Answer> A substance that cannot be broken down into substances with different properties atomic number Answer> =number of protons atomic mass Answer> =protons (which are = to electrons) + neutrons mass number...

Feedback mechanisms - Negative feedback=Stimulus invoking a response and the response inhibiting stimulus. Positive feedback=the stimulus invoking a response and the response providing a stimulus. IE. platelets increase, cells dividing. Kingdoms - Bacteria, Archaea bacteria, (both have organisms that are unicellular-comprised of prokaryotic cells-no nucleus). Archaea bacteria - exist extreme (high pH, low pH-Dead Sea). Protista (Eukaryotic cells-membrane bound nucleus), -looking to divide t...

Feedback mechanisms Answer> Negative feedback=Stimulus invoking a response and the response inhibiting stimulus. Positive feedback=the stimulus invoking a response and the response providing a stimulus. IE. platelets increase, cells dividing. Kingdoms Answer> Bacteria, Archaea bacteria, (both have organisms that are unicellularcomprised of prokaryotic cells-no nucleus). Archaea bacteria - exist extreme (high pH, low pH-Dead Sea). Protista (Eukaryotic cells-membrane bound nucleus)...