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Enviro.Sci - Miss lambert > 8: Soil > Flashcards

8: Soil Flashcards

1
Q

What benefits does increasing soil biota have?

A
  • Breaking up dead organic matter to release nutrients and phosphate
  • Nitrogen fixing bacteria + nitrifying bacteria
  • Soil aeration
  • Mycorrhizal fungi symbiotic relationship with plant roots to aid phosphate up take
  • soil mixing
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2
Q

Why does soil ned to be aerated?

A
  • To provide oxygen for respiration of root hair cells

- To provide oxygen for bacteria and other soil biota to respire

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3
Q

Name an example of Nitrogen fixing bacteria

A

Azotobacter

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4
Q

Name an example of nitrifying bacteria

A

Nitrobacter

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Enviro.Sci - Miss lambert (5 decks)

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