tree notes mrs. engbrecht 7 th grade red team there are 2 types of trees what is the major...
TRANSCRIPT
Tree Notes
Mrs. Engbrecht
7th Grade Red Team
There are 2 types of trees What is the major difference between
trees in the back yard of the school?
2 Types of Trees
Deciduous– Looses leaves in
the fall
Coniferous– Keeps leaves all
year
Parts of Conifer Leaf Leaf
– Green needle part Sheath
– Papery covering– Holds needles together
Twig– Small part of the branch
Forms of the leaf Needle like leaves
Scale like
Awl like
2 Types of Deciduous Trees
Gymnosperm
No seed cover
Angiosperm
Has seed cover
Deciduous Leaf Parts
Veins
Midrib vein– Down the middle
Petiole– Stem
Deciduous Leaf Parts Blade
– Main green part– Contains chloroplasts
Node– Where leaf attaches
Twig
Final Thought Take the names of trees that you know
and try to put them in to the two categories that you now know.
Acronym Write down what you think this word
means.
BASS V LEGSB Bark description (color and texture on twigs) A Alternate around/alternate beside/opposite/whorled S Simple/pinnate/double pinnate/palmateS Shape of tree (without leaves)
V Veins (pinnate/palmate/parallel)
L Lobed/unlobed bladesE Edge (smooth – coarse/finely toothed)G General leaf size (width and length of one blade)S Seeds (describe and rub/draw)
Differences Look at your list of differences and see
if you came up with some of the same answers as the BASS V LEGS.
Question of the day How do plants move food and
nutrients throughout the whole plant?
Veins Pinnate
Parallel
Palmate
Leaf EdgesSmooth
Toothed / serrated
Leaf Differences
Look at this picture. Is it one leaf or more than one?
Types of Leaves
Simple– One petiole and one
blade
Pinnately compound
Double pinnately compound
Palmately compound
Types of Leaves
Lobed/UnlobedLobed Unlobed
Which picture shows arrangement?
Opposite Two leaves at each node
Whorled More than two leaves which come out of
each node