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30 Cards in this Set
- Front
- Back
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What is photosynthesis? |
the process by which green plants use the energy of sunlight to change water and carbon dioxide into sugars for food. |
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What is chlorophyll? |
the green coloring matter that green plants use to manufacture their own food |
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What is carbon dioxide? |
a gas green plants absorb from the air during photosynthesis. |
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What is oxygen? |
a gas green plants give off into the air during photosynthesis; necessary for the life of animals and people. |
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What is the crown of a tree? |
the leaves and branches |
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What is the trunk of a tree? |
stem |
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What are annual rings in a tree? |
the layers of wood that show growth in a tree |
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What is a needleleaf tree? |
having very narrow leaves that are needle or scalelike |
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What is an evergreen tree? |
having green leaves all year |
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What is a conifer tree? |
a tree that produces seeds in cones not flowers |
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What are broadleaf, also known as deciduous, trees? |
having flat broad leaves |
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Deciduous means... |
...falling down. |
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What are the 4 parts of a flower? |
sepals, petals, stamens, and pistils. |
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What is pollination? |
the moving of pollen from a stamen to the pistil of a flower |
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Fertilize means... |
...unite with. |
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What are the 3 main parts of a seed? |
embryo, stored food, seed coat. |
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What is a seed embryo? |
the new plant. |
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What is the seed's stored food for? |
nourish the new plant. |
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What does the seed coat provide? |
It protects the seed embryo until it is time to sprout. |
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How can seeds travel? |
wind, water, animals and people, come specialized ways. |
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What does dormant mean? |
alive but not growing |
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Germinate is also known as.. |
sprout. |
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What is the poison found in tabacco? |
nicotine |
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What is penicillin? |
a life-saving antibiotic produced by a green mold |
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Fungi are ... |
plants that doe not contain chlorophyll and cannot make its own food |
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What is a bird's field marks? |
special patterns in their plumage. |
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What do you need to observe to identify birds? |
size, shape, color & markings, behavior, habitat |
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Migrate means... |
... to travel to distant places, because they cannot survive winter climates. |
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What are the 3 parts of a feather? |
quill, barbs, barbules |
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To preen means... |
to clean feathers. |
