1. Why is humus an important part of soil?
2. Liza is studying different types of soil. She is comparing clay, sand, gravel and silt. In which soil type will she find the smallest particles?
3. There are plants that require less water. Cactus thrives in a dry condition. They do not need much water to be able to grow. Which type of soil would be the best for a cactus?
Answers & Comments
Answer:
1.Humus allows soil organisms to feed and reproduce, and is often described as the "life-force" of the soil. The process that converts soil organic matter into humus feeds the population of microorganisms and other creatures in the soil, and thus maintains high and healthy levels of soil life.
2.She is comparing clay, sand, gravel and silt. In which soil type will she find the smallest particles
3.These plants are suited to warm and dry conditions and don't require a lot of attention like other plants. In fact, it is relatively easy to grow cacti plants
Explanation:
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