sea star How does a sea star protect its tube feet?

Q: What is the difference between a mature and gravid proglottid?

A: Tapeworm consists of a head, neck, and proglottids which are a chain/ series of segments.…

Q: Is Hemidactylus poisonous?

A: The Common House Gecko or Hemidactylus is a reptile which occurs in tropical, subtropical, and…

Q: Tapeworms posses both male and female reproductive organs. What is the name given to such organism?…

A: Sex is the combining and mixing of Chromosomes during the formation of offspring.

Q: Which Hymenoptera lives in secret

A: Hymenoptera is one of the largest orders of insects and includes species of bees, wasps, hornets,…

Q: Tapeworms have no digestive system or mouth. How, then, do they obtain food?

A: Tapeworm is a parasitic flatworom, the grown-up of which lives in the digestive organs. It has a…

Q: Why are leeches used for the studying nervous system function?

A: The medicinal leech Hirudo medicinalis is a notable model in neurobiology because of its capacity to…

Q: How bad is the human hookworm

A: Intestinal hookworms are pathogenic, blood-feeding roundworms which lead to helminthiases, which are…

Q: development stage of silverfish (Thysanura)

A: Silverfish are the small, wingless and primitive insects that have silvery scales. They have…

Q: What is an Ameoba

A: Introduction Any eukaryotic organism that isn't an animal, plant, or fungus is referred to as a…

Q: What controls the opening and closing of the clam's shell?

A: Clam is a common name for several kinds of bivalve molluscs.

Q: Barnacles can move as adults. True or False?

A: Step 1 - False . Barnacles do not move as adults but remain attached to their substratum ( termed as…

Q: What kind of body plan do grasshoppers have (sac, or tube-within-a-tube)?

A: A body plan is a group of structural and developmental characteristics that can be used to identify…

Q: Which is NOT true about sand dollars? A. originally posses spines but lost it as the organism…

A: Sand dollars belong to the echinodermates. They have radially symmetry. The body is divided into…

Q: Which cells give tentacles of Gonionemus their rough surface?

A: Phylum Cnidaria of the animal kingdom includes radially symmetrical organisms with two primary germ…

Q: How are the sponge’s porous body and canal system important for its maintenance functions? What…

A: INTRODUCTION:-  sponges are the living animals which comes under the…

Q: How many tube feet would you estimate are on the oral surface of a sea star?

A: Starfish are star-shaped echinoderms which belongs to the class Asteroidea. They are found in marine…

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: Does mollusk have a (A) skin or (B) epidermis as its intergument? Also, what is its intergumentary…

A: Introduction Molluscs are invertebrate organisms belonging to the phylum Mollusca. These have soft…

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: How do giant tube worms receive their nutrition?

A: Giant tube worm is a completely marine invertebrate located under the phylum annelida.  It has a…

Q: What is the role of cuticle of in the body of cockroaches?

A: Insects are the invertebrate organisms which are the largest group in the arthropoda phylum. The…

Q: How do clams move?

A: Clam is a kind of bivalve mollusc who is capable of burrowing into sand or sediments.They are often…

Q: Hydra nematocysts Slide: Label the parts A = B = C = D = A

A: Hydras are invertebrates which belong to the phylum Cnidaria. They are found in freshwater bodies…

Q: What are zoospores?

A: Motile spore that is asexual and uses its flagella for its locomotion is known as zoospores.Zoospore…

Q: What specialized cells of tentacles aid in capturing prey?

A: Several organisms such as mollusks, cnidarians, ctenophores, bryozoa, and cestodes contain…

Q: What does a milkweed bugs mouth look like

A:

Q: What is the name of the larva of coral and sea anemones ? What is the biological importance of that…

A: The larva is a developmental stage that is different from the adult stage. The organism has…

Q: v. Rhabditiform from Filariform larvae

A: A larva is a separate juvenile stage of development that many animals go through before to…

Q: What is the name of the larva of corals and sea anemones? What is the biological importance of that…

A: Corals belong to the class Anthozoa of the phylum Cnidaria.  They are marine invertebrates and are…

Q: Nematodes body is covered with epidermis (True/False)?

A: Nematode is an invertebrate belong to the Nematodia class. They are usually referred to as…

Q: What is the function of the arachegonium? O a. To carry out a sexual reproductive O b. To produce…

A: An archegonium is a multicellular construction or organ of the gametophyte period of specific…

Q: Monograph about ants

A: Introduction Ants are eusocial insects of the family Formicidae, belonging to the order Hymenoptera.…

Q: Briefly explain the mechanism of action of a sea star’s tube foot.

A: Tube feet, also called podia are the small tubular projections on the oral surface of an echinoderm,…

Q: Gonozoids continue the reproductive cycle by budding medusae. About how many maturing medusae are…

A: These are rare in number and only found around the hydrocaulus's base. The gonozooids are the…

Q: What is the class of this animal?

A: The animal shown in the image is Tortoise. The tortoise is a terrestrial animal and found on all…

Q: sea star Tube feet are extended when the ____________________________ contracts.

A: Echinoderms are a phylum of marine invertebrates that include starfish, brittle stars, sea…

Q: Are the Blue sea star spines/spinelets conical or flattened?

A: Blue sea star or Linckia laevigata are the species of sea star that inhabits in the superficial…

Q: Which worms can be found in the eye? Which cause blindness?

A: Step 1 Eye worms are most often the type of parasite that may be lodge in an individual’s eyes or…

Q: Starfish Tube feet close-up What is the estimated size of the tube feet and how many are present in…

A: Starfish are invertebrates that live in the sea. They generally have a central disc and five arms,…

Q: Short description on the variations of glass sponges

A: Glass sponges in the class Hexactinellida are animals commonly found in the deep ocean. Their…

Q: What are benthoic animals?

A: The animals are eukaryotic and multicellular organisms.

Q: How does a kinorhynch burrow itself into the mud, explain its locomotory mechanism

A: INTRODUCTION Kinorhyncha Kinorhyncha comes under the class Aschelminthes, they are closely related…

Q: . What is Ringworm? What are the different types of ringworm?

A: Ringworm is A highly contagious fungal infection of the skin or scalp. Ringworm is spread by…

Q: What are some advantages of freshwater clams producing parasitic larvae that attach to the gills of…

A: Glochidia, parasitic larvae of freshwater clams, attach themselves to the gills and skin of fish.

Q: What horrible thing happens to corals that are exposed to too much warm water?

A: Coral is a heard structure formed  by some Nedarian( anthozoa group). It is a deposition of calcium…