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Plant Reproduction
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What is the difference between Sexual Reproduction and Asexual Reproduction?
Sexual requires an ovule and pollen Asexual is vegetative
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What are the Female parts of the flower?
Pistil: Stigma, Style, Ovary Pollen lands on Stigma, travels down style to ovary
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What is a Perfect Flower?
Perfect Flower is the same as a complete flower has Stamen & Pistil on same flower only one part = imperfect
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What is the difference between a Monoecious and Deoecious plant?
Monoecious: male & female flowers on same plant Dioecious: male & female flowers on different plants
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What are the other parts of the flower?
Calyx: all the sepals Corolla: all the petals
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What is a Complete Flower?
A flower that has all four major flower parts: Pistil, Stamen, Calyx, Corolla
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What type of flower does the grass plant have?
has calyx, corolla, pistil, stamen any missing parts = imcomplete perfect & incomplete
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What is a Floret? basic flower unit
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What is a Spikelet? a group of florets
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What are the types of Inflorescenses?
Panicle Inflorescence: (oats, some grasses) branched structure at tip of stem
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What are the types of Inflorescenses?
Spike Inflorescence: (wheat, barley) spikelets attached directly to stem.
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What are the types of Inflorescenses?
Raceme Inflorescence: (mustard, rapeseed) single flowers attached to stalk or stem.
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What are the types of Inflorescenses?
Head Inflorescence: (sunflower) enlarged stem = receptacle
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What is a Fruit? An Apple or Tomato is considered a fruit. A Fruit is a mature ovary. Fruits can be fleshy (tomato) or dry (wheat)
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process of transferring pollen grains from the anther to the stigma
What is Pollination? process of transferring pollen grains from the anther to the stigma plants can be self-pollinated (male & female flowers on same plant) or cross-pollinated (different plants)
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What is Fertilization? when sperm is united with an egg
pollen lands on stigma, germinates, and grows down style to the ovary where sperm fertilizes the egg (pollen tube) there are actually two fertilizations. Second sperm fertilizes second egg to form the endosperm (food for the seed)
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