問題一覧
1
The animal kingdom
Soil fauna
2
10:1-12:1 mean there is 10 units of carbon for each unit of nitrogen in the substrate
C:N ratio
3
They are longer than bacteria
Fungi
4
A branch of science dealing with the study of soil microorganisms
Soil microbiology
5
Lead to desertification and loss of soil biodiversity
Salinity
6
Eukaryotic organisms, maintain equilibrium in soil microbes
Protozoa
7
It is the plant kingdom
Soil flora
8
Larger than flagellates, does not have permanent appendage
Amoeba
9
Smallest member of protozoa
Flagellates
10
Biochemical breakdown of organic waste
Decomposition
11
Unicellular but larger than bacteria
Soil protozoa
12
Largest of the group of protozoa
Ciliates
13
Smallest organisms in the soil
Bacteria
14
Fungi and the roots of higher plant is called
Mycorrhizae
15
Can make its own nutrients through a process of photosynthesis
Algae
16
Lead to a slow death of most soil organism due to nutrient depletion and disturbance
Land sealing
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Organic residues which have been mixed
Compost
18
Returning of plant nutrients
Organic recycling
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Plant roots, macro algae
Macro flora
20
They are more abundant in dry and tropical soil
Actinomycetes
21
Bacteria, Actinomycetes, fungi, algae
Micro flora
22
Abundant after bacteria
Fungi