What are some advantages of freshwater clams producing parasitic larvae that attach to the gills of fish?

Q: What do planarians (triclad flatworms) eat, and how do they digest it?

A: A planarian is a type of flatworm belonging to class Turbellaria. These organisms are present in…

Q: What are Arachnids ?

A: Phylum Arthropoda has 4 subphyla: Chelicerata (arachnids), Hexapoda (insects), Crustacea…

Q: How does the tapeworm body plan support widespread dissemination of the parasites?

A: Platyhelminthes is a phylum of animals that contain all the flatworms such as the tapeworm. These…

Q: Where do tapeworms live?

A: Tapeworms are flat, segmented worms that live in the intestines of some animals.  Animals can become…

Q: How is the development of a hookworm larva different from the development of a pinworm larva

A: Larva is a stage during the development of animals. It occurs after the birth and before the reach…

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: Of what economic importance are earthworms?

A: An earthworm is known as the terrestrial invertebrate that belongs to the order Opisthopora. They…

Q: How are freshwater oligochaetes generally different from earthworms?

A: All animals are classified according to their presence of characteristics such as characters,…

Q: What is the ecological role of earthworms?

A: Ecology is the science that studies the biota (living things), the environment, and their…

Q: What are examples of nematodes?

A: Nematodes play vital ecological roles as parasites, predators, and decomposers of small organisms.…

Q: What are Roundworms ? What role do they play ?

A: The group of eukaryotic, multicellular, and heterotrophic organisms is classified under the kingdom…

Q: What is the most unique or interested aspect about nematodes?

A: Here we describe the most unique or interested aspect of nematodes.

Q: What are Annelids ?

A: Phylum Annelida belongs to the kingdom Animalia. They are found in both aquatic and terrestrial…

Q: What is the economic importance of sponges?

A: Sponges are multicellular eukaryotic organisms. These animals comprise of numerous pores and…

Q: What features distinguish the two classes of annelids, and wheredo members of each group live?

A: Annelids are true-segmented worms. They belong to the phylum Annelida. They are usually found in…

Q: What are the importance (to other organisms, environment, medicine, etc.) of annelids?

A: Anellida Free living found in moist soil(Terristrial), fresh water or marine but few are parasite.…

Q: How do ctenophores swim, and how do they obtain food?

A: Ctenophores comprise a phylum of invertebrates that survive in the marine waters worldwide. It is…

Q: Describe the characteristics of pseudocoelomate roundworms.

A: pseudocoelomate are organisms which have a body cavity that is filled with fluid and the fluid…

Q: What is reproductive system of earthworm?

A: The earthworm is an invertebrate that belongs to the order opisthosoma.  The body plan of an…

Q: Why are robber crabs land invertebrates?

A: Robber crab which is also known as coconut crab, scientific name Birgus latro , it is a species of…

Q: What are the advantages of metamerism to annelids?

A: Annelida is a phylum of segmented or ringed worms that are adapted to live in variety of ecosystems.…

Q: Draw the structure of aschelminthes-roundworm and also describe its parts?

A: The animal kingdom has a wide variety of organisms under its umbrella. Each organism is distinct…

Q: Are flatworms monoecious or dioecious?

A: Monoecious are those organisms that contain both female as well as male reproductive organs. They…

Q: What is the difference between Tapeworm and Ring worm?

A: Animals are the multicellular organisms . They are classified as vertebrates and invertebrates on…

Q: What is one of the main characteristics distinguishing arachnids from insects?

A: Arthropods are segmented invertebrate animals having a chitinous exoskeleton and jointed appendages.…

Q: What are pelagic urochordate

A: pelagic urochordates are animals, which can float and swim in open water. Tunicate, also known as…

Q: What is the type of reproduction that occurs in roundworms? What typical feature do nematode sperm…

A: Nematodes are the members of group eumetazoans characterized by bilateral symmetry and three germ…

Q: What are the differences between the life cycles of trematodes and cestodes?

A: Introduction: Trematodes and cestodes are parasitic worms, they both belong to the kingdom Animalia.…

Q: In what ways do the characteristics of parasitic flatworms differ from those free-living planaria?

A: Platyhelminthes are also known as flat worms. They are mostly parasites but some are free-living.…

Q: Is reproduction in sponges sexual or asexual?

A: Sponges belong to phylum Porifera.

Q: What are morphological structures of flatworms?

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

Q: What features distinguish annelids from roundworms?

A: Annelids and roundworms belong to the phylum non chordata of the animal kingdom. They do not have…

Q: What are some ways annelids are beneficial?

A: Annelids live in water and land, they are the segmented worms. Some are mutualistic and parasitic in…

Q: What is the type of asexual reproduction that occurs in hydras?

A: Asexual reproduction: This is a type of reproduction where one parent can give rise to offspring…

Q: Do ctenophorans reproduce by shedding sperm into water?

A: Members of phylum Ctenophora are exclusively marine. They feed on plantons, swim by using cilia. The…

Q: How many gonads are found in lancelet and lamprey?

A: Gonad of an organism refers to the reproductive or sex gland that produces both the gametes and sex…

Q: What are the genes and proteins involved in the formation of axes in nematodes?

A: Any worm of the phylum Nematoda is known as Nematodes. They are commonly known as roundworms. They…

Q: How does cryptobiosis in tardigrades increase the likelihood of survival?

A: Water bears, called tardigrades, are the water-dwelling microscopic invertebrates.

Q: Most sponge species are of leuconoid construction, is this type of sponge construction an advantage…

A: Sponges are the members of phylum Porifera. The Latin name of this phylum is derived from the high…

Q: What are the structural adaptations of freshwater leech from marine ones?

A: Leeches fall under the Phylum Annelida. They are segmented parasites, meaning, they derive their…

Q: What are the morphological similarities and differences between nematodes and annelids?

A: Nematodes are referred as roundworms and constitute phylum Nematoda. They are multicellular…

Q: How does the excretory system of nematodes work?

A: Nematodes are the members of group eumetazoans characterized by bilateral symmetry and three germ…

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: How are gases exchanged in sponges?

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

Q: In what habitats would you encounter tardigrades?

A: Tardigrades are semi-aquatic animals so they can survive in watery as well as terrestrial…