<span>Soils rich in organic material are always highly fertile.</span>
Answer:
Pasteur exposed boiled broths to air in vessels that contained a filter to prevent all particles from passing through to the growth medium, and even in vessels with no filter at all, with air being admitted via a long tortuous tube that would not allow dust particles to pass.
Explanation:
Rocky planets are closer to the sun, hotter, and smaller. The gas giants are larger and colder.
Answer:
Water molecules infiltrate in the soil through small pores made by soil fauna. If soil has high porosity, the water infiltrate quickly into the soil or if the soil has low porosity, so the movement of water is difficult in the soil.
Explanation:
Porosity refers to the comparison of total volume of rock in total volume of soil. If there more empty space in the soil we can say that the soil has high porosity.