When and how did sponges develop their skeletons?

Q: three examples of species of cnidarians

A: Cnidarians are distinguished from all other animals by having cnidocytes that fire harpoon like…

Q: What are the four largest classes of mollusks, and where do they live?

A: Step 1 Mollusca is a phylum of soft-bodied and shelled animals that possess an unsegmented coelomate…

Q: What are the types of reproduction presented by cnidarians?

A: Cniderians:  Cniderians comes under phylum anemalia, which contains both marine and fresh water…

Q: Explain how the system of pores operates in a typical sponge. What are spicules and spongins? What…

A: It is critical to learn and know the anatomy and physiology of the body. Many changes in the animal…

Q: What are the characteristics of protozoans that make them resemble animals?

A: Protozoa are unicellular eukaryotic organisms. They are classified in the Protista kingdom along…

Q: How is a sponge’s body different from that of other animals?

A: Taxonomy is a branch of science involved with classification, particularly of organisms;…

Q: Why are glass sponges distinguished from sponges with cellular bodies?

A: Sponges belong to the group Porifera of invertebrate animals. These organisms are characterized by…

Q: How do amoebozoans move and feed?

A: Amoebozoans are single-celled organisms that belong to the kingdom “Protista”. These organisms can…

Q: What material is found in the skeleton of all sponges?

A: Sponges are members of the phylum Porifera. Sponges are a multicellular organism that has bodies…

Q: nd what do sponges ea

A:

Q: Do sponges appear to have any organs or organ systems?

A: Answer- Sponges are the most primitive type of animal in the whole kingdom.

Q: How it is possible for sponges to survive without respiratory , digestive , excretory or circulatory…

A: The group of multicellular and heterotrophic organisms belonging to the kingdom Animalia is called…

Q: Do sponges have nervous, circulatory and excretory systems?

A: Though all members of Kingdom Animalia are multicellular, all of them do not exhibit the same…

Q: What are copepods and diatoms. What are their mechanisms for locomotion and gathering energy.

A: Crustaceans are a large group of invertebrates with a wide range of species.

Q: What character does the term rhizarian indicate about the forams and actinopods?

A: Rhizaria are an ill-defined, species-rich supergroup consists mostly of unicellular eukaryotes.…

Q: Discuss canal system in sponges?

A: Sponges are also called Porifera and are primitive multicellular organisms with a cellular grade of…

Q: How and why did sponges develop skeletons, given that they were the first animals, there were no…

A: Sponges are the simplest form of multi-cellular organisms with structural complexities. They have…

Q: Describe the skeletons of each class of sponges.

A: Answer: Sponges are multicellular, heterotrophic organisms belong to phylum porifera. Sponges don’t…

Q: What are morphological structures of flatworms?

A: Flatworms are the soft-shell bodied, much flattened acoelomate worms, such as tapeworms, flukes etc.…

Q: Are acoelomate flatworms basal bilaterians?

A: While classifying the animals based on their internal structures and external features, the presence…

Q: What is the effect of increased atmospheric CO2 and reduced ocean pH on skeleton formation in marine…

A: All living organisms that live in the ocean are adapted to the underwater environment. There are…

Q: What appendages characterize chelicerates?

A: Consisting around 9 lakh species, Arthropoda is the biggest phylum in anima kingdom. Common examples…

Q: What is the way of life of sponges?

A: Sponges belong to Phylum Porifera. They have many minute pores. They are sessile organisms.

Q: What makes sponges (poriferans) different from other animals?

A: SPONGES They are the member of phylum porifera. They are multicellular organisms having body full of…

Q: What are benthoic animals?

A: The animals are eukaryotic and multicellular organisms.

Q: How are gases exchanged in sponges?

A: sponges belong to the phylum porifera which comes under the kingdom animalia.