Key definitions
Species
–
an orderly division of a genus or larger class
Parenchyma
–
the vital and distinguishing tissue of an organ or an aberrant development as opposed to its
structural support
Vein
–
any of the branched tubular blood arteries that travel from the capillaries to the heart
Epidermis
–
the external integument of an animal's body's outer epithelial layer, which develops from the
embryonic epiblast
Arrangement
–
anything created by assembling components or items
Venation
–
a configuration or network of veins (as in the tissue of a leaf or the wing of an insect)
Adaptation
–
a piece that has been redone in a new format
Alternate
–
taking place or succeeding in turns
Exercises 1
: Read the following words and guess their meaning:
outermost layer, regulation, gas exchange, surround, excessive, transpiration, deter, herbivory,
insect, transpiration, toxic, bad-tasting compounds, reduce, block, typical, contains, arrangement,
palisade, spongy, spruce, fir, pine
6.4 VIDEO RESOURCES
Video#1:
Parts of a Leaf:
https://youtu.be/hd-wLsjvTk0
Video #2:
Structure of a Leaf:
https://youtu.be/838_4cVInsA
Video #3:
Types of Leaf:
https://youtu.be/-_xboflKxLY
Video #4:
Leaf Modification:
https://youtu.be/OuBDV_pZmXM
UNIT VI. PLANT KINGDOM
Topics
6.1
Plant Structure and Development
6.2
Root Structure and Function
6.3
Stem Structure and Function
6.4
Leaf Structure and Function
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