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