Which animal has tube within tube body plan?

annelid body
The tube within a tube is the annelid body plan. This means that in the coelomic cavity there is a superficial blanket of muscle, epidermis, and cuticle and an internal blanket of the digestive system. Hence, the correct answer is option D- Annelida.

Which of the following is a feature of the tube within a tube body plan in most animal phyla quizlet?

Which of the following is a feature of the tube-within-a-tube body plan in most animal phyla? The mouth and anus form the ends of the inner tube. What was an early selective advantage of a coelom in animals?

Is there a tube within a tube body plan in Ascaris?

In the tube within a tube body plan there are two openings one for food to enter the body and other for wastes to leave the body example- roundworms. The tube within tube plan allows specialization of parts along the tube like stomata, intestine etc. (4) Ascaris is a genus of parasitic roundworms pseudocoelomates.

In which type of organisms do worms look like a round tube?

Roundworms have cylindrical bodies. Some are carnivores, some are herbivores, and some are parasites. Unlike flatworms or cnidarians, roundworms have a tube-like digestive system that has two openings. Food enters through a mouth and wastes exit the other end of the digestive system.

What organism would you classify as an animal?

Kingdom Types of Organisms
Protista protozoans and algae of various types
Fungi funguses, molds, mushrooms, yeasts, mildews, and smuts
Plantae (plants) mosses, ferns, woody and non-woody flowering plants
Animalia (animals) sponges, worms, insects, fish, amphibians, reptiles, birds, and mammals

Why nematodes are called tube within a tube?

Nematodes have been characterized as a tube within a tube ; referring to the alimentary canal which extends from the mouth on the anterior end, to the anus located near the tail. Nematodes possess digestive, nervous, excretory, and reproductive systems, but lack a discrete circulatory or respiratory system.