Which of the following statements about extracellular digestion is NOT true?Multiple choice question.It requires a gastrovascular cavity.It is the main method of digestion used by sponges.It is employed by cnidarians.It allows ingestion of larger food particles than intracellular digestion.

Many organ systems participate in the digestion and absorption process. A) True B) False

Which of the following statements about sponges is true?Multiple choice question.They are multicellular but do not have true tissues.They are colonial but do not have true tissues.They are multicellular and have true tissues.They are colonial and have true tissues.

How does a sponge obtain food and oxygen and dispose of wastes?Multiple choice question.with a one-way digestive tract that has a mouth at one end and an anus at the other endusing a gastrovascular cavity that brings nutrients in and expels wastes out of the same openingdrawing water in through numerous pores in the body wall and out a hole at the toppumping water in across gills and exchanging gases and nutrients with water

Unlike the digestive cavity, the body cavity isMultiple choice question.open to the exterior of the body via its connection to the respiratory system.isolated from the exterior of the body.open to the exterior of the body at one end.

What is the open cavity of the digestive tract that contains the digested food molecules? A. Muscularis B. Mucosa C. Serosa D. Lumen