Which of the following is NOT the usual mechanism of transport of atmospheric microbes? A. Gravimetric deposition B. Wind updraft C. Precipitation D. Evaporation

Inaquatic ecosystems, the major agents of decomposition are:a.aquatic fungi.b.bacteria.c.algae.d.detritivorous fish.e.piscivorous fish

Explain how the presence of algae can indicate either pollution or productivity of a body of water.

Microbes are found in whichhabitat?a. human bodyb. earth’s crustc. oceansd. all of the above

Is it  A agricultural  B fractural C industrial D municipal

The movement of water between the Earth's surface and atmosphere is the  a. cycle of day and night b. weather cycle c. climate d. water cycle

Chemoheterotrophic decomposers are called  A. Saprobes B. Commensals C. Parasites D. Politicians

Please complete the following question. 5

Deep Biosphere Microbes Complete each sentence about the benthic microorganisms. 1. Sediment samples from water depths up to 8,200 m reveal the presence of a vast (Click to select) ✓ 2. The piezosphere describes the (Click to select) ✓ at depths with pressures exceeding 100 atm. 3. Here microbes are 10 to 10,000 greater per unit volume than in productive surface waters. Reasons for this difference are complicated but include high energy availability and limited (Click to select) Estimates indicate that the benthic microorganisms comprise up to one-third of Earth's total living (Click to select) ✓

Which of the following treatments of sewage involves the use of anaerobic bacteria?A. Primary sedimentation tanksB. Aeration tanks in secondary treatmentC. Settling tanks in secondary treatmentD. Flat plate collectorE. Sludge digester