Leaves Flashcards
Leaves are not aesthetic, but are…
a utilitarian organ that has a functional nature.
Leaves are photosynthetic, and…
are the organ used to capture solar energy.
What structure is the only one that is always present?
the bud.
What is the structure of leave arrangement called?
phylotaxy.
What is alternate phylotaxy?
one leaf per node.
What is opposite phylotaxy?
2 leaves per node.
What is whirled phylotaxy?
3+ leaves per node.
What is the difference between simple and compound leaves?
the blade of simple leaves is in one piece. The compound leaf has multiple blades.
What are the two types of compound leaves?
pinnately compound, or palmately compound.
how does the structure of a leaf allow for maximum photosythesis?
it is big, wide and thin, exposing surface area to sunlight with minimal materials.
The orderly arranged cells in leaves are called…
palisade parenchyma.
the unorderly arranged cells in a leaf are called…
spongy mesophyll.
The palisade parenchyma and the spongy mesophyll together make up the
mesophyll.
True or false. The environment can shape leaf anatomy, especially water.
True.
What is a mesomorphic leaf?
the standard, generic shaped leaf. This is the medium form, and occurs in mesic environments with not too much nor too little water.
