The answer explains population distribution, soil fertility, and a soil conservation method.
Population Distribution: Ninety percent of the world's population occupies only thirty percent of the land, while the remaining seventy percent is sparsely populated. This distribution is influenced by various physical factors such as terrain, soil, climate, minerals, and water.
Fertility of Soil: The statement that the fertility of soil depends on the right mixture of minerals and organic material is true. The quality of soil is crucial for supporting vegetation and agriculture.
Soil Conversation Method: The method of covering the clear ground between plants with organic material like straw to retain soil moisture is known as Mulching. This technique helps in improving soil fertility and water retention.
https://brainly.com/question/40315406