
Quiz
a) The soil smells like spoiled milk
b) Protozoa grow a second cell
c) Key nutrient nitrogen is released
d) Bacteria populations dramatically decrease
a) Breaking up clay soil and binding together sandy soil
b) Gathering nutrients beyond the reach of roots
c) Releasing enzymes into the soil that dissolve hard-to-absorb nutrients
d) All of the above
a) Consuming disease pathogens
b) Breaking up compacted soil
c) Preying on pest nematodes
d) Distributing beneficial bacteria and fungi through the soil
a) Sweet, earthy smell of freshly dug soil
b) Reddish color of clay soil
c) Loose texture of sandy soil
d) Crunchy sound of hard-packed soil
a) Sow bugs
b) Millipedes
c) Both
d) Neither
a) The air is very warm
b) The soil is soggy
c) Sunlight is shaded
d) Aerobic bacteria are resting
a) Blending together different components of soil
b) Opening air pockets in the soil
c) Increasing microbe populations
d) All of the above