Čo je pletivo?
súbor buniek rovnakého tvaru, pôvodu a funkcie
name 3 functions of a root
absorption, anchoring, storage vegetative reproduction
tissues responsible for the seondary growth of a stem are:
cambium, phellogen
tissue made of tightly arranged elongate cells, containg chloroplasts
palisade parenchyma
major organ of photosynthesis
leaf
iný názov pre delivé pletivá
meristémy
which cells (from which layer) are responsible for the growth of lateral roots
pericycle
much harder wood in the middle of the trunk is called
heartwood
function of a cuticle in a leaf
protection from radiation, waterproofing of a leaf
one layer of springwood and summerwood
pletivo, pre ktoré je typické nepravidelné hrubnutie BS sa volá
kolenchým
the function of the statoliths is...
downward root growth
types of herbaceous stems
proper stem, scape, culm
types of venation
parallel, pinnate, palmate
type of stem typical for cereals
culm
popíšte transpiračný prúd: smer prúdenia, ktorou časťou CZ je tvorený, aké látky prenáša a cez aké útvary z histologického hľadiska
zdola nahor, xylémom, H2O a anorganické láky, cievy a cievice
root system typical for monocots is...
fibrous/homorhizic
what are brachyblasts?
a short stem bearing a cluster or leaves
cotyledon is
special type of leaf needed for germination, "seed leaf"
dfine longitudinal section
an object is cut along its axis
aký CZ je typický pre koreň
radiálny
what is the function of cuticule in root?
none - there is no cuticule layer on the root surface
plants which continue to grow, flower and produce seeds for more than 2 years are called
perennials
location of stomata in aquatic plants
upper side of the leaf
name vegetative and reproductive organs
V: root, stem, leaf
G: flower, fruit (+ seeds)