Subsurface Soils

Question 1

Which have poor nutrition status, surface or subsurface soils

Answer 1

Subsurface soils

Question 2

T/F they have a high presence of VBNC adn VBDC.

Answer 2

T

Question 3

What are the 2 main differences between surface soil and subsurface soils?

Answer 3

Weathered organic minerals and organic matter

Question 4

Are deep subsurface soils eutrophic or oligotrophic?

Answer 4

Oligotrophic, although microorganisms can be found at a depth of more than 3 km

Question 5

Majority of microbes from soil subsurface are gram _____ and _____

Answer 5

Positive and anaerobic.

Question 6

Does the vadose zone have higher or lower magnitude than surface.

Answer 6

Lower, up to 9 magnitudes lowe,r