Answer:
Sand
Explanation:
Sand, with its larger particles and low nutritional content, retains the least amount of water, although it is easily replenished with water.
Yes,
The cell, or plasma membrane, serves as a selectively permeable boundary between the internal cytoplasm and the external environment. All cells are composed of a plasma membrane.
The cell wall is situated to the outside of the cell membrane, and mainly functions to prevent osmotic rupture. Many taxa employ a cell wall, although some function without one
Answer:
A measure of the nutrients a food provides relative to the energy it provides; the more nutrients and the fewer kcalories, the higher the <u><em>nutrient density</em></u>.
Nutrient density identifies the amount of beneficial nutrients in a food product in proportion to e.g. energy content, weight or amount of detrimental nutrients. Terms such as nutrient rich and micronutrient dense refer to similar properties. Several different national and international standards have been developed and are in use
Permafrost layer in Tundra is the layer of earth beneath the topsoil that remains frozen during the year and is usually only a few feet beneath the surface. It prevents trees from growing in the tundra because trees need to have deeper roots plus they cannot grow in the frozen ground.
Biome plants are : shrubs, sedges, mosses, lichens, grasses, and some flowering or herbaceous plants.
