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54 Cards in this Set
- Front
- Back
There are more than
________(number) kinds of plants. |
350,000
|
|
There are far ________ (more or less)
plants than there are animals and people. |
more
|
|
The largest living things on earth are plants;
they are the ________ _________ ______ of California. |
giant sequoia trees
|
|
The ______
is a plant so tiny that _______ (number) of them can live in one drop of water. |
diatom
500 |
|
All plants were created by ____ for _____ to use.
|
God
man |
|
Name 5 things that plants provide that make it possible for us to survive.
|
food
oxygen shelter fuel medicine |
|
All living things depend on ______ _______ for food.
|
green plants
|
|
What green substance do plants contain that makes it possible for them to make food?
|
chlorophyll
|
|
What do we call the process where plants use the sun's energy along with water (H2O) and carbon dioxide (CO2) to make sugars?
|
photosynthesis
|
|
About how much of our food comes directly from the plants we eat?
|
2/3 or two-thirds
|
|
Name 6 parts of plants we eat as food.
|
seeds
roots leaves stems flowers fruits |
|
When we breathe we remove _______ from the air.
|
oxygen
|
|
Plants take _________ _______ from the air and they put _________ back.
|
carbon dioxide
oxygen |
|
When we breathe air, we return _________ __________ back for the plants to use.
|
carbon dioxide
|
|
Trees help control the amount of __________ in the air and soil.
|
moisture
|
|
When fallen leaves _______ they provide a layer of rich, moist soil.
|
decay
|
|
______ are the tallest and oldest plants on earth.
|
Trees
|
|
Bristlecone pines in California may be as much as
_________ years old. |
4000
|
|
Name the 3 main parts of a tree.
|
crown (leaves and branches)
trunk (woody stem with bark) roots (anchor tree in ground and absorb water and minerals) |
|
If you cut across a tree's trunk, what do you see that let you count how many years the tree has been growing?
|
annual rings
|
|
Most North American trees are either ______leaf or _____leaf trees.
|
needleleaf
broadleaf |
|
Name the kind of tree that makes up the third group of trees.
|
palms
|
|
Most needleleaf trees DO NOT lose all their leaves each year; we say that they are _________.
|
evergreen
|
|
Most needleleaf trees are _______; they produce their seeds in _________.
|
conifers
cones |
|
Name four common kinds of needleleaf trees.
|
pines
hemlocks firs spruce trees |
|
_______ trees have long, thin needles; usually in bundles of two to five.
|
pine
|
|
________s have very short, flat needles
growing on little stalks. |
Hemlocks
|
|
______ trees have single needles that grow directly on the twig.
|
Fir
|
|
_________ trees have short, four-sided needles that grow in spirals on stalks.
|
Spruce
|
|
Name the 3 main groups of trees.
|
needleleaf
broadleaf palm |
|
_______leaf trees usually lose all their leaves once each year.
|
Broad
|
|
_____________ means 'falling down'.
|
deciduous
|
|
Since broadleaf trees lose their leaves in the fall we call them _____________ trees.
|
deciduous
|
|
Name 6 common broadleaf trees.
|
oak
maple ash elm walnut willow |
|
Oak trees can be indentified by their fruits which are called __________.
|
acorns
|
|
The fruits of the ______ tree are small, flat seeds encased in paperlike wings.
|
elm
|
|
The leaves of the ______ tree are oval shaped with ________ edges.
|
elm
toothed (or notched) |
|
The ______ tree has a broad leaf that resembles a _______.
|
maple
hand |
|
The winged fruits of the maple tree grow in
________, each bearing a seed. |
pairs
|
|
The winged-pair fruits of the maple tree are called _______.
|
keys
|
|
What group of trees DOES NOT have bark or annual rings?
|
palms
|
|
Name two very useful palm trees that provide delicious fruit.
|
coconut
date |
|
A _____ in the center of the crown controls
the growth of the ________ tree. |
bud
palm |
|
What comon purpose do all flowers have?
|
produce seeds
|
|
Name the 4 parts of a flower.
|
sepals
petals stamens pistils |
|
What part of the flower makes pollen?
|
stamen
|
|
What do we call the process where bees move pollen from the flower's stamen to its pistil?
|
pollination
|
|
What do we call the process where tiny
sperm cells from the pollen unite with undeveloped seeds in the pistil? |
fertilization
|
|
When you eat the following foods,
what part of the plant are you eating? wheat rice corn sunflower sobeans |
seeds
|
|
When you eat the following foods,
what part of the plant are you eating? beets carrots sweet potatoes |
roots
|
|
When you eat the following foods,
what part of the plant are you eating? lettuce spinach cabbage |
leaves
|
|
When you eat the following foods,
what part of the plant are you eating? celery rhubarb white potatoes |
stems
|
|
When you eat the following foods,
what part of the plant are you eating? broccoli cauliflower |
flowers
|
|
When you eat the following foods,
what part of the plant are you eating? apples bananas berries |
fruits
|