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Plants - 4°B

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    Plants, food, gas exchange, angiosperm reproduction, seeds, pollen
  •   Study   Slideshow
  • What is photosynthesis?
    How plants make their own food; by using sunlight and carbon dioxide to transform raw sap into elaborated sap
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  • What is raw sap made of?
    A mixture of water and minerals
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  • Raw sap travels up the plant stem into leaves through _________ vessels.
    Xylem vessels
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  • Elaborated sap travels from the leaves to the plant through _________ vessels.
    Phloem vessels
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  • During photosynthesis, leaves absorb ___________ from the air, and release ___________ into the air.
    Carbon dioxide; oxygen
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  • What is the green substance contained in leaves?
    Chlorophyll
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  • Where do plants absorb water and minerals?
    Through the roots
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  • What are the openings in leaves called that allow plants to exchange gases?
    Stomata
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  • What type of gas exchange can happen at day and night?
    Respiration
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  • During respiration, leaves absorb __________ from the air, and release ________ into the air.
    Oxygen; carbon dioxide
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  • What is an angiosperm flower?
    A flower with both female and male reproductive organs
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  • In angiosperms, female reproductive organs produce ________, and male reproductive organs produce _______.
    Ovules; pollen
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  • When a new plant grows from a seed, this is called…
    Germination
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  • Name 3 parts of the pistil.
    Stigma, style, ovary, ovules
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  • Unscramble the letters: motaats
    Stomata
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  • During fertilization of an angiosperm flower, the ovary becomes a ________, and the ovule becomes a ________.
    fruit; seed
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