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bioquiz
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| Question | Answer |
|---|---|
| what is the primary function of a plant | to produce seeds for reproduction |
| a flower that is usually formed on the enlarged end of a special stem | pedicel |
| one way diffusion through a semipermeable membrane | osmosis |
| mixing moleclues of one substance through another by random molecular motion | diffusion |
| long fingerlike projections | root hairs |
| when some part of the seed grows into a new plant | vegetative reproduction |
| outer covering of a monocot stem | rind |
| distinct layers of xylem | annual growth rings |
| older,inner wood | heartwood |
| center of a young woody stem | pith |
| water conducting cells | tracheids |
| outer section of a woody stem | bark |
| openings in the bark which allow air to enter the stem | lenticles |
| section of twig between nodes | internode |
| parts of the stem which allow it to grow in length | buds |
| large bud at the end of the stem | terminal bud |
| sprouting of a seed | germination |
| primary function of fruit | scatter seeds |
| form one flower and one pistil | aggregate fruit |
| form several flowers | multiple flowers |
| the entire ovary is fleshy and juicy | berries |
| fleshy and juicy but not the whole fruit | drupes |
| outer fleshy layer inner papery core | pomes |
| consist of a pod wit several enclosing seeds | legumes |
| winglike structures | samaras |
| seed enclosed in a hard covering | nut |
| fruits of the grass family | grains |
| when a sperm cell brings a pollen grain and fuses with the egg | fertilzation |
| with the sperm and egg unite | sexual reproduction |
| sweet waters tasting liquid produced by plants | nectar |
| transfer of pollen | pollination |
| when a ovary is fully ripened | fruit |
| agricutural technitions who secialie in growing plants | horticulturists |
| when there is a outside agent carring the seed | agent dispersal |
| when the organism moves from or away from the stimulus | tropism |
| a special stem the grows underground | tuber |
| xylem and pholem cells | vascular bundles |