Studied by 5 people
uh i think theres like a couple of unnecessary things in here...feel free to skip them
vegetative reproduction
formation of a new plant from a stem, leaf, or root
asexual reproduction
no union of sex cells
vegetative reproduction
process of deliberately using vegetative reproduction to start a new plant
cutting
a piece of a stem or root that can grow into a new plant
forsythia
yellow flowering shrub
identical
fill in the blank
the new plant will be _________ to the plant from which the cutting was taken
adventitious roots
roots that grow from an unexpected region of the plant, such as from a stem or leaf
layering
takes advantage of the fact that certain plants will sprout adventitious roots, and it provides the same advantages as the use of cuttings
grafting
the process of transplanting living tissue from one plant to another
scion
a branch that is to be grafted onto a stem growing on another tree
stock
tree that receives the new stem
grafting
fill in the blank
____________ is used to propagate seedless plants such as seedless grapes and seedless navel oranges
budding
kind of grafting in which the scion is a bud
tropism
response in which an organism turns either toward or away from a stimulus
phototropisms
occurs because the plant senses the window as a source of light and grows toward the light
geotropism
plants that resound from gravity
chemotropism
growing toward chemicals
hydrotropism
growing toward water
thigmotropism
growing toward touch
hormones
internally produced chemical messengers
auxins
the first plant hormones to be discovered; growth hormones secreted by the tips of shoots
cytokinins
second group of plant hormones
gibberellins
growth hormones that help to regulate normal plant growth
abscisic acid
hormone that signals plant tissues to remain dormant; also called ABA
ethylene
simplest of the main plant hormones
tissue culturing
method of vegetative propagation in which seedlings are produced from individual plant cells grown in the laboratory
bulb
made up of a special stem and leaves designed to store food
onion
example of a bulb
corms
swollen stem that stores food underground; distinguished from a bulb by a thicker stem and thinner leaves
gladiolus
crocus
two answer fill in the blank
The __________ and _______ plants possess corms
rhizomes
thick stems that grow horizontally under the ground providing food storage and a means of vegetative reproduction
rhizomes
ginger is an example of what?
iris
a plant that depends on rhizomes
stolon
special stem that grows quickly along the surface of the ground (runners)
stolons
strawberries and centipede grass are examples of what?
tendrils
special leaf or stem that has the unique function of holding a plant up-right by coiling around some support structure
tendrils
grapes and boston ivy are examples of what?
tubers
bud-containing special stem that grows underground to store food
tubers
potatoes are an example of what?
thorns
long, sharp special stems that provide protection to a plant
thorns
honey locust trees and roses are an example of what?
Note
Flashcard