8.3 Science Vocab.
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| phloem | vascular tissue through which food moves.
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| xylem | water and minerals travel in this vascular tissue.
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| pollen | tiny structures that contain the cells that will later become sperm cells.
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| seed | structure that contains a young plant inside a protective covering.
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| embryo | the young plant that develops from the zygote (fertilized egg.)
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| cotyledons | in all seeds, the embryo has one or more of these seed leaves.
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| germination | occurs when the embryo begins to grow again and pushes out of the seed. (begins when the seed absorbs water from the environment.)
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| root cap | protects the root form injury from rocks as the root grows through the soil.
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| cambium | layer of cells which divide to produce new phloem and xylem.
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| transpiration | the process by which water evaporates from a plant's leaves.
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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