Topic 2a - Tissues, organs and organ systems ( 6. plant cell organisation )

Question 1

what are some example of plant organs

Answer 1

stems roots and leaves - work together to make organ systems (the plant) made of tissues

Question 2

examples of tissues plant organs are made of…

Answer 2

epidermal tissue
palisade mesophyll tissue
spongy mesophyll tissue 
xylem and phloem
meristem tissue

Question 3

function + adaptation of epidermal tissue

Answer 3

covers the whole plant
covered with a waxy cuticle which helps to reduce water loss by evaporation
upper epidermis is transparent so that light can pass through easily

Question 4

function + adaption palisade mesophyll tissue

Answer 4

where most of the photosynthesis happens

lots of chloroplasts. near to top of the leaf where they can get most light

Question 5

function + adaptation of spongy mesophyll tissue

Answer 5

also in the leaf, contains big air spaces to allow gases to diffuse in and out of cells

Question 6

function + adaptation of xylem and phloem

Answer 6

they transport things like water and mineral ions and food around the plant.
help support structure of the plant