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- identify
- catalog for future refernce
- overcome language barriers
- provide information about their origins
- better understand the relationship between plants |
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Definition
Why do we classify plants? |
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| 2 Ways plants were classified early on |
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- kind of stem
- size of plant
- stem growth form
- kind of fruit
- life cycle |
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| Plants are classifed and named based on: |
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| non-woody plants are also called: |
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| 2 different sizes of plants |
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- erect from ground
- creeping along ground
- climbing up structures |
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- fleshy (grapes, apples)
- dry (walnut) |
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- annuals
- biennials
- perennials |
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| 3 different life cycles of plants |
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| removing dead or dying flowers from annuals so the plant will continue to live and bloom for a longer period of time |
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| plants whose life cycle lasts a year |
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| plants that grow for 2 seasons |
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| plants that grow for several seasons |
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| using a cold treatment to induce flowering |
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| biennials must have a phase |
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- deciduous
- herbaceous
- evergreen |
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| type of perennials whose tops and roots stay alive but leaves fall off |
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| type of perennials whose top part dies completely and root system stays alive |
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| type of perennials whose roots, stem, and leaves, stay alive all season long |
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| when a plant keeps its color all season |
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True or False?
Dediduos trees change color during winter |
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True or False?
Evergreen plants change color during winter |
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Definition
| 2 types of temperature tolerances in plants |
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| plant cannot tolerate cold weather |
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| plants that aren't sensitive to cold |
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| characterized by two cotyledons and have reticulate venation |
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| charcterized by one cotyledon and have parallel venation |
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| monocots store their food in the |
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| dicots store their food in the |
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| the plant's form and structure |
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| International Code of Botanical Nomenclature |
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| group that names plants today |
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| 3rd slot of binomial nomenclature |
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| 4th slot of binomial nomenclature |
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| the person involved in the discovery, description, and naming of the plant (binomial nomenclature) |
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| the study of scientific classification and nomenclature |
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| a group name applied to organisms making up a hierarchy within a formal system of classification |
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- kingdom
- phylum
- class
- subclass
- order
- family
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- genus
- species
- cultivar |
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| msot common phylum for all plants in horticulture |
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| class of plants: primarily evergreen trees that usually have naked seeds born in cones |
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| type of class: flowering plants that have seeds that develop as fruits |
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| anything that is cultivated naturally |
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| cultivars are identified by |
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| an employee of a person holding a patent who buys plants from various outlets, runs analysis of these plants to see if they are being used legally |
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| growth phase of a plant where it does not have the ability to flower |
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- leaf shape
- thorniness |
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| morphological traits of plant in juvenile phase |
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- vigorous plant growth
- disease resistance
- greater ability to produce roots and shoots |
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| physiological traits of plant in juvenile phase |
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| phase of plant when growth stops and the plant has the ability to flower |
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| genetic and environmental |
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| both and conditions determine when plants flower |
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| internally controlled breakdown which are nautral causes of death |
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- chlorophyll degradation
- DNA and RNA break down
- photosynthesis goes down |
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| 3 changes that occur during senescence phase |
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| main function of leaves are for |
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| factors essential to photosynthesis |
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Term
- RUBISCO
- PEPCARBOXYLASE |
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Definition
| 2 major photosynthetic enzymes |
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| loss of water from the plant in the form of water vapor |
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| when sugars made during photosynthesis are broken down into simpler molecules which are used for energy for plant growth and development |
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- parallel
- pinnate
- palmate |
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| 3 venation patterns commonly found in plants |
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- form
- base
- margin
- apex |
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Definition
| 4 ways to identify leaves |
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| type of leaf that consists of one blade per petiole |
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| type of leaf that has two or more leaflets |
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| leaflets don't have axillary bud |
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Definition
| Difference between leaf and leaflet |
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- opposite
- alternate
- whorled |
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Definition
| 3 leaf attachment to stem types |
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| modified leaves are also called |
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- support
- transport
- photosynthesis
- storage organ |
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Definition
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| 2 systems of transportation in plant stem |
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| transports water and nutrients throughout plant |
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| transports sugars and organic materials throughout plant |
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| the tiny openings in the leaf blade in which gases enter and exit the leaf |
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