記憶度
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Horizontal underground stem
rhizomes
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from the basal nodes of the stem,
stilt roots
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Flat blade of the leaf
leaf lamina
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Distributes dissolved food materials downward
phloem
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bulk of inner layers
ground tissue system
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Shoot arising below the ground from old stem
sucker
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Sites of protein synthesis
ribosomes
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an organ or tissue that produces more assimilates than the requirement of the said organ for its own metabolism and growth exporter organ.
source
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A root that develops from any other part other than the radicle is known as?
adventitious roots
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Central/ largest vein of the leaf
midrib
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Fruit ripening and flower opening
ethylene
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the part of the stem between two adjacent nodes
internode
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component of complex
xylem and phloem
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conducting tissue, transpor
vascular tissue system
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Regions of the root
Root cap Region of cell division Region of elongation Region of maturation
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Principal photosynthetic organ
leaf
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Thin-walled cells
parenchyma
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modified roots that store food and water.
Storage roots
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Thick-walled elongated cells,
collenchyma
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flowering stem of grasses and sedges
culm
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Outermost layer of cells;
epidermis
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have unique shape and colors to attract pollinators.
petal
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Small dense spherical structure in the nucleus
nucleolus
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All their flower parts the same in size and shape.
regular flower
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wall-like extensions off the base of the trunk
Buttress roots
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Plant body is composed of 3 organs
Leaf – Photosynthesis Stem – support Root – anchorage and absorption of water and minerals
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Produces pollen
anther
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A long-distance transport of photoassimilates.
translocation
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waxy covering of the epidermis of leaves
cuticle
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Indeterminate aboveground stem
runner / stolon
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Tissue composed of more than one cell type
complex
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all four floral organs (sepal, petal, stamen and pistil) are present in the same flower structure.
complete flower
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these specialized roots,
contractile roots
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Leaves
elliptical
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union of a leaf and stem
axil
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bounds a cell
plasmalemma
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Maintains or "seals in" bud and seed dormancy
abscisic acid
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leaves
auriculate
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typical of epiphytes such as orchids
aerial roots
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farthest from the point of attachment
tip
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invade the tissues of a host plant
parasitic roots
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component of simple
epidermis, parenchyma, collenchyma, sclerenchyma
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importer or consumer of assimilate.
sink
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Mechanical protection and rigidity
cell wall
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Contains the genetic materials for heredity (DNA)
nucleus
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component of phloem
seive tube and companion cell
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for water storage and waste disposal.
vacuole
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- lacks any one or more of these parts. Relying on wind to accomplish pollination.
incomplete flower
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stalk bearing a variously shaped body
filament
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sites of cellular respiration
mitochondria
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Legumes form root nodules.
symbiotic roots
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Factor in stem growth like auxin, can cause excessive elongation in a number of plant stems.
gibberellic acid GA HORMONES
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reproductive organ of the plant
flower
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the part of the stem where one or more leaves are borne
node
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Stalk of the leaf
petiole
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organic compounds that are not nutrients,
plant growth. regulator
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leaves
cordate
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Flowers with different shape and size parts
irregular flower
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Conduct water and mineral salts upward the plant body
xylem
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The loss of water from aerial parts of the plant in the form of water vapour
transpiration
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Flattened disk or tubular sacks
endoplasmic reticulum
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Flowers contain either stamen or pistil only
unisexual flower
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young leaves are chlorotic but the primary veins are typically green
iron deficiency
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a short embryonic stem
bud
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leaves
lanceolate
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Protect the growing bud or the flower before it open.
sepal
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is the male organ of the plant
stamen
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Part of the plant where cell division
meristematic tissue
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leaves
oblong
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stalk bearing a flower or the main stalk of an inflorescence
peduncle
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component of xylem
xylem vessel and trancheids
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It is seen in early morning in the form of water-drops at the margins or tips of leaves of herbaceous plants.
guttation
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Derived from meristems which have attained maturity form thus perform their specific function/s.
permanent tissue
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....
linear
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type of stem
bulb, culm , offset
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like runner originates from leaf axil as a short and thickened branch away from the mother plant
offset
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leaves
deltoid
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when male and female flowers are borne on separate plants
dioecious
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5 plant hormones
auxin , gibberellins, cytokinins, ethylene,abscisic acid
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Cell division
cytokinins
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develops from the radicle of an embryo during seed germination
tap roots
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Induce elongation in shoot cells.
auxin
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Arise from the horizontal aerial branches of trees
prop roots
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outermost layer provides a covering for the plant body
dermal tissue system
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Semipermeable membrane surrounding the vacuole
tonoplast membrane
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leaves
ovate
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Supporting and conducting organ initially developed from the epicotyl
stem
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leaves
hastate
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some plants develop chlorophyll
photosynthetic roots
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(male) and (female) flowers occur on the same plant
Monoecious plant
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3 layers of cell wall
middle lamella primary wall secondary wall
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component of permanent tissue
simple, complex
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Flowers contains both sexual flower parts (stamen and pistil)
bisexual flower
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visible strands of conducting & strengthening tissues running through a leaf
vein
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thick-walled highly specialized
sclerenchyma
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Tissue composed of single cell type
simple
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the axis of a flower to which the other parts are attached
recepltacle
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areas in the bark of stems
lenticle
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Short, erect underground stem
bulb
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roots grow vertically up
Pneumatophores