Multiple Choice
In which situation are the actinomycetes likely to be most dominant?
A) extremely acid conditions too severe for most other microorganisms
B) low organic matter soils
C) cold,wet soils
D) soil with lots of fresh,easily decomposed residues
E) neutral,moist,warm soil with lots of partially decomposed residues
Correct Answer:
Verified
Correct Answer:
Verified
Q27: Soil microorganisms often compete with higher plants
Q28: Many members of which group of soil
Q29: Members of this (these)microbial group(s)are responsible for
Q30: In most soils the overall population (numbers)of
Q31: This (these)group(s)of microorganisms usually predominate(s)in sandy,acid soils.<br>A)actinomycetes<br>B)bacteria<br>C)fungi<br>D)both
Q33: Organisms which use carbon dioxide or carbonates
Q34: In nature,beneficial mycorrhizae form with the roots
Q35: An organism that subsists by eating predators
Q36: Mycorrhizae do not normally kill their host
Q37: Where conditions are favorable,earthworms are known to