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54 Cards in this Set

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  • 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