| A | B |
| seed | the undeveloped plant that makes its own food |
| stem | provides support and carries nutrients from the roots to the leaves |
| ovary | a hollow structure that holds the ovule |
| ovule | the inner part of the ovary that contains the egg |
| sepal | protects the flower bud |
| pistil | the female part of the flower |
| stigma | the sticky part of the pistil |
| leaves | part of the plant that makes food |
| petal | part of the flower in bloom that is colored |
| stamen | the male part of a flower |
| anther | the end of the stamen that produces pollen |
| root | anchors a plant and absorbs water from the soil |
| reproduce | to make more of the same kind |
| pollination | part of the reproductive process of flowering plants |
| pollen | powdery grains in a flower |
| fertilization | the joining of the female and male sex cells of a flower |
| spore | microscopic specks of living material on ferns and mosses |
| embryo | the develpoing organism that results from fertilization |
| photosynthesis | the process of light energy, water, nutrients and carbon dioxide to make plant sugars |
| oxygen | part of the air that is needed by most plants to live |
| carbon dioxide | a gas in the air |
| chlorophyll | a green pigment that collects light energy and stores it |