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Colin Bio Exam
| Question | Answer |
|---|---|
| Define genus-species name. | Scientific name |
| Describe a biological key. | An arrangement of descriptions and illustrations used to identify an organism |
| What is the proper order for the classification levels? | Kingdom, Phylum, Class, Order, Family, Genus, Species |
| Define biblical kind. | Natural grouping of organisms established by God |
| What is the primary characteristic that would place an organism into a biblical kind? | Reproduction |
| Define ecotype. | Subgroup of species that can survive in a particular environment |
| Why are physical characteristics an inadequate basis for grouping members of a species? | The system would be an artificial classification |
| Define species. | A population of organisms that are structurally similar |
| Define taxonomy. | The science of classifying organisms |
| Define domain. | Taxonomic division above Kingdom |
| Genetic transfer in bacteria takes place by which method? | Conjugation |
| Define botulism. | Food poisoning caused by a bacterial endotoxin |
| What is a vector? | An insect or other arthropod that carries pathogens to other host organisms |
| Define pathogen. | An organism that causes a disease |
| Define endospores. | An asexual spore that forms within a bacterium |
| What is the thickened slime layer that surrounds bacteria? | Capsule |
| Bacteria that use nonliving matter for food are called _________. | Saprophytes |
| What is a person who has a disease but has no symptoms? | Immune carrier |
| What are cells that engulf and digest pathogens called? | Phagocytes |
| Define incubation period. | Time between infection by a pathogen and appearance of symptoms |
| Simple viruses contain a core of ___________. | Nucleic acids |
| What are chemicals that are produced by living organisms and are used for treatment of diseases called? | Antibiotic |
| Viruses destroy the cells they invade in a cycle called ____________. | Lytic |
| What is the heating process called that is used to kill bacteria in milk? | Pasteurization |
| Algae that reproduce by heterogametes produce what? | Ovum and sperm |
| Sarcodines move by using what? | Pseudopodia |
| Which type/s of reproduction do multicellular algal colonies use? | Conjugation, Fragmentation, Isogamete |
| Why are the fungus-like protists no longer considered members of the kingdom Fungi? | Cell walls have cellulose, motile |
| What is an algal bloom? | An overreproduction of algae |
| Spirogyra gets its name from its what? | Spiral shape |
| What are the dinoflagellates responsible for? | Redtide |
| Which genus causes African sleeping sickness? | Trypanosoma |
| Lichens are composed of what? | Fungus and algae |
| Fungi never have what? | Chlorophyll |
| Define soredia. | An asexual reproductive structure in lichens |
| Club fungi bear their spores on structures called what? | Basidium |
| Bread mold is a member of which phylum? | Zygomycota |
| Wheat rusts belong to which phylum? | Basidiomycota |
| Monocots and dicots each have a distinct number of what? | Cotledons |
| The yew family of plants belongs to which phylum? | Coniferophyta |
| Define sort. | Groups of sporangia attached to underside of fern fronds |
| What is the differences between annuals, biennials, and perennials? | A: sprout, grow, produce seeds all in one season B: Sprout, grow, but do not produce until next season P: Grow year after year |
| Define leafy shoot. | Stem and leaf-like arrangement that lacks water conducting tissues |
| How is sexual reproduction accomplished in bryophytes and ferns? | Alteration of generation |
| Each fern leak is called a __________? | Frond |
| The Plant kingdom is divided into groups based on the presence or absence of what? | Vascular tissues, seeds |
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