Description : Which one of the following groups of animals is bilaterally symmetrical and triploblastic? (a) Aschelminthes (roundworms) (b) Ctenophores (c) Sponges (d) Coelenterates (cnidarians)
Last Answer : (a) Aschelminthes (roundworms)
Description : Which one of the following kinds of animals are triploblastic
Last Answer : Which one of the following kinds of animals are triploblastic A. Coral B. Sponge C. Flatworm D. Ctenophore
Description : Which one of the following statements about certain given animals is correct? (a) Roundworms (Aschelminthes) are pseudo- coelomates. (b) Molluscs are acoelomates. (c) Insects are pseudocoelomates. (d) Flatworms (Platyhelminthes) are
Last Answer : (a) Roundworms (Aschelminthes) are pseudo- coelomates.
Description : Which one of the following groups of animals is bilaterally symmetrical and triploblastic
Last Answer : Which one of the following groups of animals is bilaterally symmetrical and triploblastic A. Sponges ... Aschelminthes ( round worms ) D. Ctenophores
Last Answer : Which one of the following groups of animals is bilaterally symmetrical and triploblastic A. Sponges ... ( Cnidarians) D. Aschelminthes (Roundworms )
Description : Give the difference between diploblastic and triploblastic animals?
Last Answer : Give the difference between diploblastic and triploblastic animals?
Description : Are nematodes diploblastic or triploblastic animals?
Last Answer : Just like platyhelminthes, nematodes are triploblastics, i.e., they present three germ layers (ectoderm, mesoderm and endoderm). Phylum Nematoda Review - Image Diversity: germ layers
Description : Which one of the following animals is correctly matched with its one characteristic and the taxon? Animal Characteristic Taxon (a) Millipede Ventral nerve Arachnida cord (b) Sea anemone ... Cnidaria (c) Silver fish Pectoral and Chordata pelvic fins (d) Duckbilled Oviparous Mammalia platypus
Last Answer : (d) Duckbilled Oviparous Mammalia platypus
Description : Mention the unique features of ctenophores.
Last Answer : Mention the unique features of ctenophores.
Description : An increase of 1° – 2°C in ocean temperatures for a long time can lead to …………………. of corals.
Last Answer : Choose the correct option by identifying the correct correlation in the sentence: An increase of 1° - ... ) bleaching (c) death (d) congregation
Description : Complete the chain: Different density of corals in summer and winter, Variation in environmental conditions,
Last Answer : Complete the chain: A B C (1) Different density of corals in summer and winter (1) ... the temperature of water and season in which coral grew
Description : What are corals?
Last Answer : Corals are characterized by their polypoid shape, sessility and slow growth and secretion of a solid skeleton made of calcium carbonate. Numerous coral individuals associate in intraspecific harmonic ... whose individuals live alone and do not form colonies. Image Diversity: Great Barrier Reef
Description : What is the name of the larva of corals and sea anemones? What is the biological importance of that larval stage?
Last Answer : Sexual reproduction in corals and sea anemones have a larval stage and the larva is called planula. Many marine animals are sessile or practically sessile, like sponges, corals and sea ... stage of their life cycle provides better spatial distribution of these species. Image Diversity: planula
Description : Example of natural vegetative propagation does not include a) Corals b) bulbs c) corms d) rhizomes
Last Answer : a) Corals
Description : Of the three types of corals, Scleractinian, Rugose and Tabulate, which one is still in existence today?
Last Answer : ANSWER: SCLERACTINIAN
Description : In which episode the animals are known as sponges ?
Last Answer : The animals of the period are known as sponges.
Description : How does water move inside sponges? What is the function of the pores in these animals?
Last Answer : Sponges are filtering beings. They make water enter their bodies by their lateral pores. Water then circulates inside the central cavity and exits through the osculum.
Description : Animals with Chitinous exoskeleton are (1) Insects (2) Sponges (3) Sea-Urchin (4) Snails
Last Answer : (1) Insects Explanation: Chitin is the main component of the cell walls of fungi, the exoskeletons of arthropods such as crustaceans (e.g., crabs, lobsters and shrimps) and insects, the ... calcium carbonate, as in the shells of Crustacean and mollusks, chitin produces a much stronger composite.
Description : Which of the following animals does not have nervous system? A. Bat B. Squirrel C. Sponges (Answer) D. Lizard
Last Answer : C. Sponges (Answer)
Description : Which one of the following categories of animals, is correctly described with no single exception in it? (a) All reptiles possess scales, have a three chambered heart and are cold blooded ( ... marine and have collared cells. (d) All mammals are viviparous and possess diaphragm for breathing.
Last Answer : (b) All bony fishes have four pairs of gills and an operculum on each side
Last Answer : (b) All bony fishes have four pairs of gills and an operculum on each side.
Last Answer : Insects
Description : All flatworms differ from all round worms in having
Last Answer : All flatworms differ from all round worms in having A. Solid mesoderm B. Triploblastic body C. Bilateral symmetry D. Metamorphosis in the life history
Description : $ The excretory organs of Flatworms are called Flame cells. ! Excretory cells help in endocytosis.
Last Answer : $ The excretory organs of Flatworms are called Flame cells. ! Excretory cells help in endocytosis. A. If ... wrong D. If both As and R are wrong.
Description : Are flatworms monoecious or dioecious?
Last Answer : There are monoecious hermaphrodite flatworms, like planarias and taenias, and there are dioecious (having male and female individuals) species too, like schistosomes.
Description : Is the nervous system in platyhelminthes more or less sophisticated than in cnidarians? What are the main neural structures found in flatworms? How is this neural organization important for the diversity of biological niches explored by species of the phylum?
Last Answer : Platyhelminthes present a more sophisticated nervous system than cnidarians, as the first neural chords with ganglia (grouping of neurons) appear, a characteristic of the evolutionary process of ... that are parasites and those that are free-living. Image Diversity: platyhelminth nervous system
Description : How is gas exchange done in flatworms?
Last Answer : Platyhelminthes exchange gases exclusively by diffusion through their body surface. This is only possible because all cells are localized relatively near to the exterior since gases diffuse cell by cell (the flat shape of these worms is a feature that allows this type of respiration).
Description : The name helminth is usually applied to Parasitic and non-parasitic species of D A. Flatworms B. Tapeworms C. Roundworms D. All of above
Last Answer : All of above
Description : Phylum Platyhelminthes includes B A. Round worms B. Flatworms C. Thorny headed worms D. All of above
Last Answer : Flatworms
Description : The excretory structures of flatworms/ Taenia are (a) flame cells (b) protonephridia (c) Malpighian tubules (d) green glands
Last Answer : (a) flame cells
Description : To which biological phylum do the flatworms belong?
Last Answer : ANSWER: PLATYHELMINTHES
Description : Which of the following are triploblastic, acoelomate with blind sac type of body plan, and parechyma cells originating from mesoderm fill up the cavit
Last Answer : Which of the following are triploblastic, acoelomate with blind sac type of body plan, and ... B. Plathyhelminthes C. Annelids D. Arthropoda
Description : An animal having triploblastic acoelomic condition is
Last Answer : An animal having triploblastic acoelomic condition is A. Ascaris B. Periplaneta C. Planaria D. Sycon.
Description : Round worms are triploblastic. the body cavity of round worms are?
Last Answer : Pseudocoel
Description : Nematodes are — a. Monoblastic b. Diploblastic c. Triploblastic d. None of these
Last Answer : c. Triploblastic
Description : How many sponges do you use in the kitchen?
Last Answer : None. I have a rough scrub pad and a fine scrub pad, a dish rag I use only when washing dishes, and a old toothbrush to get into tight areas for cleaning. Paper towels are used to clean surfaces. I ... the scrub pads to drain and dry. I hang the dish rag on the paper recycle bin to dry thoroughly.
Description : What are the advantages of Mr. Clean sponges?
Last Answer : You mean the Magic Erasers? I personally think they’re amazing and it’s the only way I can get my bathtub sparkly clean. It just takes a lot of the hard work out of scrubbing and scrubbing and scrubbing with a regular sponge, rag, etc. The dirt and grime just comes right off with little effort.
Description : Is anyone else weirded out by communal sponges?
Last Answer : Nothing wrong with relatively new sponges for washing dishes. If they are well rinsed and allowed to dry between uses. I prefer dish brushes to sponges.
Description : When cleaning mushrooms, do you just wipe them with a cloth or wash them under water?
Last Answer : You quite surprised me - I don't wash, I don't wipe, I just scrape with a knife. So far, some needles haven't killed me here and there ... (happy)
Description : Assertion : Spongocoel of the sponges is also called paragastric cavity. Trophocytes are present in the spongocoel and release digestive enzym outside
Last Answer : Assertion : Spongocoel of the sponges is also called paragastric cavity. Trophocytes are present in the ... . If both Assertion and Reason are false.
Description : Sponges possess
Last Answer : Sponges possess A. No tissues B. Epithelial tissues only C. Epithelial and connective tissues only D. All four type of tissues .
Description : Which of the following is not a characteristic feature of sponges?
Last Answer : Which of the following is not a characteristic feature of sponges? A. Presence of ostia ... Intracellular digestion D. Cellular level of organization
Description : Which is not correct for sponges?
Last Answer : Which is not correct for sponges? A. Internal fertilization B. external fertilization C. Gemmule formation D. Gametes are formed from epidermal cells
Description : In sponges, there is
Last Answer : In sponges, there is A. Radial symmetry B. Present a true coelom C. A single exit and a number of mouths D. A single mouth and a number of exist .
Description : Classification of sponges is primarily based on the
Last Answer : Classification of sponges is primarily based on the A. Body organization B. Body plan C. Skeleton D. Canal system.
Description : Which one of the following cell I totipotent and responsible for regenerative capacity in sponges ?
Last Answer : Which one of the following cell I totipotent and responsible for regenerative capacity in sponges ? ... B. Thesocytes C. Archaeocytes D. Scleroblast
Description : In the absence of a closed vascular system, how do sponges manage to distribute the nutritive substances from choanocytes to rest of the cells ?
Last Answer : In the absence of a closed vascular system, how do sponges manage to distribute the nutritive ... Through cell - to -cell diffusion and amoebocytes
Description : The mode of digestion in sponges is
Last Answer : The mode of digestion in sponges is A. Intracellular B. Intercellular C. Intracellular and intercullar D. None of these
Description : Most of the sponges are marine and remain attached to rock ( sessile ). The frest water sponge is
Last Answer : Most of the sponges are marine and remain attached to rock ( sessile ). The frest water sponge is A. Sycon B. Spongilla C. Cliona D. Euplectella