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Agricultural botany
lecture 1,2,3
| Question | Answer |
|---|---|
| Photoperiodism | response of plant to change in day length |
| phytochrome c | chemical which changes in response to daylength |
| endogenous | internal environment of plant |
| etiolation | absence of light |
| High levels of uv light | dwarfs plants |
| PAR | phyotosynthetically active radiation |
| WUE | Water use efficiency |
| LEDs advantages include | no heat produced, last longer, cheaper, any spectrum of light can be produced |
| Turgor pressor | pressure of water inside in cells |
| viscosity of water is affected by temperature | as temperature drops so does viscosity. consequences of this are leaf scorch in plants as water is lost faster than it is replaced |
| systematics | the study of diversification of living organisms and their relatioships |
| classification refers to | how plants are related |
| taxonomy | the arrangement of plants into groups according to similarities |
| phylogeny | how plants have evolved and developed |
| spermatophyta are divided into | gymnosperms and angiosperms |
| angiosperms are divided into | monocots and dicots |
| Poaceae | grasses |
| Fabaceae | legumes |
| Liliaceae | bulbs |
| Asteraceae | daisy like flowers |
| Solanaceae | nightshade family( potato, tomato) |
| Brassicaceae | Brassicas |
| Rosaceae | Rose |
| Apiaceae | Parsley |
| Linnaeus | developed the system for naming organisms |