Flashcards in Corn, Plant Growth and Tissues Deck (37)
What is an example of an annual monoecious monocot that is grown in square mile fields in the midwest?
What are the male reproductive organs of corn known as?
What are the female reproductive organs known as?
Husk, silk, the ova and supporting husk
If not all strand of silk are fertilized, what will occur?
Imperfect ears missing kernals
What is a plant that grows, reproduces, then dies all in one year?
Annual-corn is an example
What is a plant that lives for many years called?
What are the 3 types of plant tissue (General) and what are they for?
Ground-Storage and support
What are considered the epidermal tissues?
Roots, Stems, Leaves
What kind of cells do the root epidermal tissue contain?
What are the three types of Ground tissue?
Parenchyma, Collenchyma, Sclerenchyma
What does Parenchyma do?
Juice and Starch support
What does Collenchyma do?
for flexible support
What does sclerenchyma?
for firm support
What does xylem do?
What does Phloem do?
Where is primary plant growth taking place?
Lengthwise, occuring at tips of roots and stems
Where is secondary plant growth taking place?
Diameter wide growth
What is responsible for primary growth?
Apical and Root meristems
What is responsible for secondary growth?
What are the three parts to external leaf structure?
blade, Veins, and Petiole
What is the petiole?
Attaches the blade to the stem
What does the epidermis of the leaf contain on the underside for gas exchange?
What are palisade cells and where are they located?
Palisade cells are tightly packed cells on the top of the leaf
What are spongy cells and where are they located?
Looser packed cells on the bottom of the leaf
What is a pith?
Starch storing ground tissue in Monocots and Annual Eudicots
In Annual Eudicots, how is the vascular tissue arranged?
in a circle around outside of stem
What is the epidermis of Perennial Eudicots?
Bark or cork
What produces new bark or cortex cells?
What are the photosynthesising cells under bark?