What is the nutrition of echinodermata

Echinoderms nutrition. Echinoderms nutrition varies according to the type of echinoderms. Starfish are predators and move slowly to catch their prey such as mussels or oysters. The digestive enzymes process the prey tissues and the liquid produced is aspirated into the digestive tract of the starfish.

Explanation:

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1. loamy sand is about 80% sand with 10% clay and defined mostly by sand particles with some clay to provide structure and fertility. the sand particles are easily visible and the soil holds structure but breaks apart easily.

2. scott sand can improve his soil quality by incorporating more silt and organic matter into the soil. peat moss and organic matter can also be incorporated.