Plants Worksheets

Plants Worksheets
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Name _____________________________

Date ___________________

Life Cycle of Flowering Plants
Complete the puzzle.

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WATER	SEEDFORMATION	CROSS-POLLINATION	SELF-POLLINATION
POLLINATION	GERMINATION	PERENNIALS	BIENNIALS
STOREDFOOD	SEEDLING	SEEDCOAT	POLLEN
ANNUALS	NECTAR	SEEDS	AIR
WARMTH

down 1. A name given to a plant when it is in the very early stages of growth after it has germinated.	down 2. Tiny grains that are produced in the stamen part of flowering and cone-bearing plants.	down 3. This occurs when birds, insects, or the wind carries pollen from one plant to another plant.	down 6. The deposit or transfer of pollen from the stamen to the stigma of flowering and cone-bearing plants.
down 7. A sweet liquid in some flowers that sticks to bees and birds to facilitate cross-pollination.	down 8. Plants, such as trees, bushes, and many flowers, that live for at least three seasons.	down 9. One of the needs for a seed to germinate. Rain provides plants with this need.	down 12. One of the needs for a seed to germinate. The environment and weather will provide the seed with this need.
down 15. One of the needs for a seed to germinate. This need provides the seed with carbon dioxide.	across 1. These are what are formed inside of a flower or fruit of a plant after the plant has been pollinated.	across 4. This occurs when pollen is transferred from one part of a plant to another part of the same plant.	across 5. Flowering plants that take two years to complete their life cycle. They grow and store food during the first year. In the second year, they bloom and produce seeds.
across 10. This is what happens after a seed has met its three needs and it begins to break open. Usually this will occur in the spring.	across 11. The withering of a plant and production of seeds after the plant has been pollinated. (2 words)	across 13. Flowering plants that live and die within a single year.	across 14. This protects the young plant inside of a seed before the seed germinates. (2 words)
across 16. This is inside of a seed and used by the plant in its earliest growth stages. (2 words)

Answer Key