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55 Cards in this Set
- Front
- Back
Name the genus.
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Microcystis
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Name the genus.
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Oscillatoria
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Name the genus.
What is distinctive about this genus? |
Lyngbya
Sheath is visible under a light microscope for Lyngbya. |
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Packet of cells that slide out of sheaths for reproduction
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Hormogonia
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Name the genus.
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Spirulina
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What are the structures indicated by the arrows called?
What is genus of the image A? image B? |
Heterocysts
A - Nostoc B - Calothrix |
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Name the genus.
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Stigonema
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Label parts of the seagrass
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A - Leaves
B - Shoots C - Roots D - Nodes E - Rhizome |
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What is this?
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A spathe enclosing a spadix with alternating male and female flowers
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How do you tell the difference between Heterozostera and Zostera?
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Heterozostera has 4-12 cortical vascular bundles while Zostera only has 2 cortical vascular bundles.
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Name the genus.
It is notable for its very large _________. |
Amphibolis
pollen. |
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What is this and what is it used for?
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"grappling hooks" to aid in dispersal and settlement
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Name the genus.
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Ulva
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What are the structures indicated by the arrow called?
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pyrenoids
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What form of cell division is shown?
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segregative cell division
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What genus do these images belong to?
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Cladophora
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What genus do these images belong to?
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Codium
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What is this an image of? What do you call the pointy tip?
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utricle
mucronate |
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What is the arrow pointing to? What is the inwardly growing material called?
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gametangium
trabeculae |
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What are the blue arrows pointing to?
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a hair and hair scar
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Name the genus and label the parts.
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Caulerpa
A - assimilators B - stolon C - rhizoids |
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What is this image and what is its function?
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trabeculae
internal structural support |
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Name the genus and species.
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Caulerpa cactoides
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Name the genus.
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Halimeda
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A type of reproductive among Caulerpa wherein the cytoplasm rounds up then releases anisogametes via extrusion papillae leaving an empty "shell".
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holocarpy
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Name the genus. What are the circles on the surfaces called?
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Acetabularia
cysts on gametangial rays |
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What is this alga and it's epiphyte (red arrow) called?
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Hormosira banksii with its epiphyte, Notheia
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What structure is the red arrow pointing to?
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plurilocular sporangium
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What are the red arrows pointing to?
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unilocular sporangia
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What are the red arrows pointing to?
Name the genus. |
vegetative propagules
Sphacelaria |
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What kind of growth is displayed?
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trichothallic growth
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What order does this alga belong to? How do you know?
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Sporochnales because of its hair tufts
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Name the genus. What is characteristic of it in terms of growth?
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Dictyota. Dichotomous branching of apical cells.
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Name the genus.
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Zonaria
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Name the genus.
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Dictyopteris
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Name the genus.
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Padina
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What order does this alga belong to?
Which image is the gametophyte? |
Scytosiphonles. Image A.
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What are these epiphytes (brown spots) on Ulva and what are the structures indicated by the red arrows?
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Myrionema strangulans; unilocular sporangia
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What is unusual about Splachnidium?
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Its phaeophycean hairs and unilocs are located in conceptacles.
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What is this image and how would you describe it?
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Holdfast that is haptera
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Name the genus and species.
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Ecklonia radiata
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Name the genus and species. What are the bulb-like structures and their function?
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Macrocystis pyrifera
pneumatocysts for floatation |
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Name the genus and specie. What are the two major features that helps distinguish it from another genus?
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Undaria pinnatifida
Midrib and basal sporophyll |
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In what order do Ecklonia radiata, Macrocystis pyrifera, and Undaria pinnatifida belong to? Where are their reproductive structures located?
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Laminariales
Unilocs in sori among paraphyses |
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On Hormosira banksii, what are the protrusions on the bulbs called?
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conceptacles
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This brown alga grow in Point Lonsdale tide pools. Name the genus, species, and the family it belongs to. Where are their receptacles located?
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Xiphophora chondrophylla in the Family Fucaceae. Their receptacles are located at swollen tips.
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Name the genus. What is distinctive about brown alga in this family?
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Sargassum. They have basal leaves.
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Name the genus. What can you say about its growth?
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Cystophera. It has sympodial growth.
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The Order Durvillaeales includes bull kelps. Which genus ha a spongy texture and air chambers when glycerised?
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Durvillaea antarctica
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What are these images showing?
Describe the shape in each image. |
tetrasporangia
A - cruciate B - tetrahedral C - zonate |
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What is this image? What are its parts?
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cystocarp
ostiole - terminal pore pericarp - outer case carposporangia each containing a single carpospore |
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What are the red and blue arrows pointing to?
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Red - carpogonium
Blue - trichogyne |
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What are the deciduous colourless hairs called on Polysiphonia?
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trichoblasts
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What are the differences between images A and B?
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A - pericentral
B - periaxial |
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Name the genus and order.
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Polysiphonia in the Order Ceramiales
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