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L4.2 Trophic Relationship and interaction between microoganisms Flashcards

(11 cards)

1
Q

What are decomposers and detritivores?

A
  • break down organic matter through secreted enzymes and catabolize complex molecules to simpler forms
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2
Q

Examples of decomposers

A

Bacillus and Aspergillus

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3
Q

What is mutualism?

A

both participating microoganisms benefits from each other

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4
Q

examples of microbes with mutualism

A

rhizobium- fix atmospheric nitrogen into a usable form for the plant

gut microbiome- helps in digestion and nutrient absorption

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5
Q

what is commensalism

A
  • one organism benefits while the host neither nor benefits

nosocomial organisms

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6
Q

What is parasitism?

A

one organisms benefited while the host is harmed

protozoa, giardia and lamblia

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7
Q

what is predation?

A

microbes actively hunt consume other microorganisms

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8
Q

what is lichens?

A

mutualistic association
between a fungus and an alga or
cyanobacterium.

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9
Q

where can lichens be found?

A

organic matter dead trees and rocks

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10
Q

how do the separate organisms from lichens benefit one another?

A

Fungus (ascomycete) benefit from organic matter produced by photosynthetic alga/cyanobacteria

Phototroph
-protected from harsh condition
- lichens acid dissolve nutrients
- water uptake

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11
Q

Aside from fungus and alga, what is the third partner of lichens

A
  • basidiomycete yeast
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