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One square foot of soil has an array of small invertebrates, hundreds, or even thousands of species, many of which are still unknown to science.Discuss...

      

One square foot of soil has an array of small invertebrates, hundreds, or even thousands of species, many of which are still unknown to science.Discuss at least 15 microorganism species showing their classification class.

  

Answers


Jim
1. Acari (Mites).
– feed on everything.
– 100,000 to 600,000 /m2 woodland soils.
2.Collembola (Springtails).
– feed on fungi and bacteria.
– 40,000 to 70,000 /m2 in grassland soils, 500-000 /m2 in coniferous woodland.
3.Coleoptera (Beetles).
– up to 2000 to 3000 /m2 in ungrazed grasslands, considerably lower in arable soils.
4.Hymenoptera (Ants).
– feed on other arthropods and plants secretions.
– important soil movers.
5.Symphyla
– feed on fungi.
– up to 1000 /m2 in grassland soils, 3000 /m2 in woodland soils.
6.Isopoda (Woodlice).
– feed on fungi, and dead plant material.
– 500 to 1500 /m2 in grassland soils, 3000 /m2 in woodland soils.
7.Diplopoda (Millipedes)
– feed on fungi, and dead plant material.
– Approx. 20 /m2 in grazed grassland, 100 /m2 in ungrazed grassland, 100+ /m2 in woodlands.
8.Chilopoda (Centipedes).
– feed on insects and other soil arthropods.
– approx. 120 /m2 in grassland, 150+ in woodlands.
9.Aranaea (Spiders).
– feed on other arthropods.
– 480 /m2 in Moorlands, 200 /m2 in pasture.
10.Protozoa.
– feed on bacteria and fungi.
– 10 million /m2 (3 to 20 g/m2).
11.Nematodes (round worms).
– feed on bacteria, fungi, protozoa and plant roots.
– 10 million /m2 in grassland soils, 30 million /m2 in woodland soils.
12.Enchytraeids (pot worms).
– feed on dead plant material.
– 200-000 /m2 in grassland (50-35 g/m2).
13.Tardigrades (water bears).
– 50 to 500 /m2
14.Pauropoda.
– 20 to 2000 /m2.
15.Molluscs (Slugs and Snails).
– feed on rotting vegetation (+ a few carnivorous species which eat other molluscs).
– approx. 15 /m2 in grassland soils, 450 /m2 in woodland soils.
jim items answered the question on February 18, 2019 at 07:10


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