Hi there,
I believe the answer should be C. No-till farming
Answer:
Its A ive done it before if you need proof here http://assessment.aaas.org/items/CE056001#/0
Explanation:
Answer:
Humus is formed when organic material (such as leaves, dead animals etc.) is degraded by a combination of fungi, bacteria, microbes and other animals (earthworms for example) that reside in the soil.
Explanation:
Answer:
Terrestrial planets are Earth-like planets made up of rocks or metals with a hard surface. Terrestrial planets also have a molten heavy-metal core, few moons and topological features such as valleys, volcanoes and craters.
Explanation:
Is that what your talking about?