Botany: Stems And Leaves
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- Two main types of leaves are:
- simple and compound
- What are the primary photosynthesis organs of most plants.
- Leaves
- The arrangement of leaves on a stem is called ______ and helps maximize absorption of light.
- phyllotaxis
- Leaves are arranged in [which] pattern at the nodes of stems.
- an alternate, opposite, or whorled
- Which phyllotaxis pattern has three or more (and as many as 25) leaves per node.
- Whorled
- We focus on one of the two tissues specialized for commerce between organs: the _______, which carries water and dissolved minerals from roots to leaves. Recall we learned about the other transport tissue, ______, in the previous chapter.)
- xylem; phloem
- In which phyllotaxis pattern is there only one leaf per node.
- Alternate
- The evolution of these tissues __[A. name them]__ was largely responsible for the widespread invasion of ___B___ by plants and thus for the evolution of __c__.
-
A. xylem and phloem
B. land
C. land-dwelling animals - The following are examples of plants with which phyllotaxis: Oleander, Peperomia, and horsetail
- Whorled
- The following are examples of plants with which phyllotaxis: maple, ash, dogwood, and Coleus
- Opposite
- The following are examples of plants with which phyllotaxis: have two leaves per node
- Opposite
- In which phyllotaxis pattern are most plants;
- Alternate
- What is the basic function of xylem tissue?
- to carry water and dissolved minerals from roots to leaves.
- In which phyllotaxis pattern are leaves often found alternately along two parallel ranks of the stem, such as in ginger and pea.
- Alternate
- The arrangement of leaves on a stem is called phyllotaxis and helps _______________.
- maximize absorption of light