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Plants
Gymnosperms, fungi, seedless plant, moss, fern life cycles and reproduction
39
Biology
Undergraduate 3
02/10/2009

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Cards

Term
What does gymnosperm mean?
Definition
Naked Seed
Term
Is the megasporangium haploid of diploid?
Definition
Diploid
Term
What process are megaspores formed from?
Definition
Meiosis
Term
What is a megaspore?
Definition
Haploid cell that grows into the female gametophyte including the egg nucleus
Term
What is the Microsporangium?
Definition
Diploid tissure where haploid microspores are formed through meiosis
Term
What ploidy are mega and microsporanfium?
Definition
diploid
Term
What is pollen?
Definition
Male gametophyte within tough pollen wall
Term
What occurs once the pollen grain reaches the ovule?
Definition
Germination
Term
What is the gymnosperm embryo?
Definition
Sporophyte that develops then pauses
Term
True or false, pine trees are sporophytes?
Definition
True
Term
What act as food reserves for embryo?
Definition
female gametophyte
Term
What phyla are firs, pines, and sequoias from
Definition
Coniferophyta
Term
What phyla are palm-like leaves found in?
Definition
Cycadophyta
Term
What phlya is considered phyla?
Definition
Gnetophyta
Term
What is unique about the female trees in the phyla Ginkos?
Definition
They rot and stink
Term
What are the current domains of life?
Definition
Bacteria, archaea, eukarya
Term

 

what Group do ferns belong to?

Definition
pterophytes
Term
What is a Sporangium?
Definition
"vessel" wehrespores are stored
Term
Where are pollen grains produced?
Definition
Microsporangia
Term
What is the sac where microspores develop into pollen?
Definition
Anther
Term
What is the stalk that holds up the anther?
Definition
Filament
Term
What flower parts make up the stamen?
Definition
Anther and filament
Term
What is the ovule made up of?
Definition
megasporangium, megaspore, and integument
Term
Stigma
Definition
Sticky surface that recieves pollen
Term
Style
Definition
stalk that connects stigma to ovary
Term
Carpel
Definition
Stigma, style and ovary together
Term
Sepals
Definition
enclose flower before it opens
Term

 

Do gymnosperms contain ovaries?

Definition
No
Term
What is cytokinesis?
Definition
Splitting of cell after mitosis
Term
What process generates cells with multiple nuclei
Definition
Cytokinesis
Term
What is the ploidy of a megaspore?
Definition
Haploid
Term
Through what process do basidia produce spores?
Definition
Meiosis
Term
Plasmogamy
Definition
Fusion of hypha
Term
Which fungi phylum contains zoospores?
Definition
Chytids
Term
What are zoospores?
Definition
Flagellated spores found only in chytids
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