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49 Cards in this Set
- Front
- Back
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What are the functions of roots?
8-1 |
-anchor plant in soil
-take in water dissovle minerals from the soil -store food for some plants |
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Types of Roots
8-1 |
Fibrous root system
taproot system |
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Fibrous Root System
8-1 |
made of mnay thin branched roots
ex: grass, wheat, barley |
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Taproot system
8-1 |
One large root
some can store food ex: Carrot, radish, dandelions have taproots |
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Root Parts
8-1 |
three layers
Epidermis cortex transport tubes |
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Epidermis
8-1 |
outer layer of the root
similar to the skin of humans |
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Root Hairs
8-1 |
thin hairlike structure on the outer layerof the root tip
THINK: hair on your head obsorbs water and minerals |
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Root cap
8-1 |
cup-shaped mass of cells that covers and protects a root tip
Think: cap on your head protects your hair roots. |
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Herbaceous Stem
(Think: Herb) 8-2 |
stem that is soft and green
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Woody Stem
(Think: Wood) 8-2 |
stem that contains wood and is thick and hard.
Think: wood hard and thick EXAMPLE: TREE |
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Xylem
8-2 |
tissue that carries water and dissolved minerals upward from the roots
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PhLoem
(think L for leaves) 8-2 |
tissue that carries food from the leaves to other parts of the plant
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Blade
8-3 |
wide flat part of a leaf
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Vein
8-3 |
abundle of tubes that contain the xylem and phloem in a leaf
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Stoma
8-3 |
tiny opening in the upper or lower surface of a leaf
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Mesophyll
8-3 |
middle layer of leaf tissue in which photosynthesis occurs
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Epidermis
8-3 |
outer protective layer of the leaf
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Photosynthesis
8-4 |
food making process in plants that uses sunlight
Carbon Dioxide + Warter+Sun+ Energy= Sugar + Oxygen + Water |
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I am a tap root
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I am a fibrous root.
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Photosynthesis
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Chlorophyll
8-4 |
GREEN material that is needed by plants for photosynthesis
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Chloroplast
8-4 |
organelle in plant cells that contains chlorophyll Photosynthesis happens here
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Flower
8-5 |
reproductive organ of a plant
has male and female reproductive parts |
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Petal
8-5 |
white or britly colored structure about the sepal of a flower
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Sepal
8-5 |
special kind of leaf that protects the flower bud
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pistil
8-5 |
FEMALE reproductive organ in a flower
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stamen
8-5 |
MALE reproductive organ in a flower
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Perfect Flower
8-5 |
flower with BOTH female and male reproductive organs
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Imperfect Flower
8-5 |
flower with either male or female reproductive organs
not both Has ONE or the other |
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Anther
8-6 |
part of the stamen(MALE) that produces pollen
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Ovule
8-7 |
part of the ovary that develops into a seed after fertilization
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Ovary
8-7 |
bottom part of the pistil
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Filament
8-6 |
thin stalk that holds up the anther
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Pollen grain
8-6 |
male reproductive cell of a plant
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Fertilization
8-6 |
joining of the nuclei of the male and female reproductive cells
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Plant Structure
8-5 |
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Stigma
8-7 |
top part of the plant
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Style
8-7 |
stalk of the pistal of a flower
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Ovary
8-7 |
botton part of the pistal
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Fruit
8-7 |
mature ovary and its seeds
Ex: plums and tomatoes |
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seed coat
THINK: I wear a coat to keep warm 8-8 |
outside covering of a seed
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Hilium
8-8 |
mark on the seed coat where the seed was attached to the ovary
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Germinate
8-8 |
to grow from a seed into an embryo plant
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Asexual Reproduction
THINK: A=1 8-9 |
reproduction needing only 1 parent
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Vegetative Reproduction
8-9 |
kind of asexual reproduction that uses parts of plants to grow new plants
Example: cuttings from one plant to grown another plant |
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Tuber
THINK: White potatoe 8-9 |
underground stem
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bulb
THINK: ONION 8-9 |
underground stem covered with fleshy leaves
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What do plants respond to?
8-10 |
light
gravity water touch |
