Description : Select the Taxon mentioned that represents both marine and fresh water species
Last Answer : Select the Taxon mentioned that represents both marine and fresh water species A. Echinoderms B. Ctenophora C. Cephalochordata D. Cnidaria
Description : From the following statements select the wrong one. (a) Prawn has two pairs of antennae. (b) Nematocysts are characteristics of the Phylum Cnidaria. (c) Millepedes have two pairs of appendages in each segment of the body. (d) Animals belonging to Phylum Porifera are marine and fresh water
Last Answer : (a) Prawn has two pairs of antennae.
Description : Which one of the following groups of animals reproduces only by sexual means? (a) Cnidaria (b) Porifera (c) Protozoa (d) Ctenophora
Last Answer : (d) Ctenophora
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 : Basic unit or smallest taxon of taxonomy/ classification is (a) species (b) kingdom (c) family (d) variety.
Last Answer : d) variety.
Description : A taxon is (a) a group of related families (b) a group of related species (c) a type of living organisms (d) a taxonomic group of any ranking
Last Answer : (c) a type of living organisms
Description : A group of plants or animals with similar traits of any rank is (a) species (b) genus (c) order (d) taxon.
Last Answer : (b) genus
Description : ‘Taxon’ is the unit of a group of (a) order (b) taxonomy (c) species (d) genes.
Last Answer : (d) genes.
Description : Evolutionarily protochordates may be intermediate animals between invertebrates and vertebrates. Imagine a scientist is testing the hypothesis that vertebrates evolved from echinoderms. Having as research object a newly ... the hypothesis? What is an example of a discovery that would strengthen it?
Last Answer : Hypothesis to be tested: Vertebrates evolved from echinoderms. Testing material: A newly found protochordate species (i.e., a vertebrate forerunner). Example of weakening observation (that ... shows how science works, beginning with the placement of hypothesis and further observational testing.)
Description : Difference between Cephalochordata and Urochordata. -Biology
Last Answer : answer:
Description : Give the characteristic features of class Cephalochordata.
Last Answer : Give the characteristic features of class Cephalochordata.
Description : Which of the following statements are true for the Phylum Chordata? (A) In Urochordata, notochord extends from head to tail and it is present throughout their life. (B) In Vertebrata, notochord is present during the embryonic period only. (C ... (C) (b) (C) and (A) (c) (A) and (B) (d) (B) and (C)
Last Answer : (d) (B) and (C)
Description : Notochord is found in the tail regionof a) Chordata b) Urochordata c) Cephalochordata d) Vertebrata
Last Answer : b) Urochordata
Description : Ctenophora shows affinity with
Last Answer : Ctenophora shows affinity with A. Cnidaria B. Aschhelminth C. Cephalopoda D. Tuberlaria
Description : Describe the salient features of phylum Ctenophora.
Last Answer : Describe the salient features of phylum Ctenophora.
Description : Peripatus is a connecting link between (a) mollusca and echinodermata (b) annelida and arthropoda (c) coelenterata and porifera (d) ctenophora and platyhelminthes
Last Answer : (b) annelida and arthropoda
Description : Bilaterally symmetrical and acoelomate animals are exemplified by (a) ctenophora (b) platyhelminthes (c) aschelminthes (d) annelida
Last Answer : (b) platyhelminthes
Description : When a fresh water protozoan is placed in marine water
Last Answer : When a fresh water protozoan is placed in marine water A. The contractile vacuoles becomes ... disapper D. The contractile vacuoles remain unchanged.
Description : Which one of the following statements about all the four of Spongilla, leech, dolphin and penguin is correct? (a) Penguin is homoiothermic while the remaining three are poikilothermic. (b) ... cells called choanocytes, not found in the remaining three. (d) All are bilaterally symmetrical.
Last Answer : c) Spongilla has special collared cells called choanocytes, not found in the remaining three.
Description : The characteristics of Class Reptilia are (a) body covered with moist skin which is devoid of scales, the ear is represented by a tympanum, alimentary canal, urinary and reproductive tracts open into ... dry and cornified skin, scales over the body are epidermal, they do not have external ears.
Last Answer : (d) body covered with dry and cornified skin, scales over the body are epidermal, they do not have external ears.
Description : Assertion A: Marine structures are made specially bulky and strong. Reason R: Sea insects result in undermining of the hardest and the soundest building material Select your answer based on the coding system given below: (A) ... of A (C) A is true but R is false (D) A is false but R is true
Last Answer : (A) Both A and R is true and R is the correct explanation of A
Description : Could you go to the beach and enter the water safely billions of years ago here on earth? In the sense that there used to be different species of marine animals and fish that could be dangerous to humans.
Last Answer : Just going back 1 billion yeas will put you in the Protozoic Era. It would be pretty safe for humans. There were harmless sponges and single cell animals at that time. No fish, reptiles or marine mammals.
Description : Define a taxon. Give some example of taxa at different hierarchical levels. -Biology
Last Answer : A taxonomic unit in the biological system of classification of organism is called taxon (plural taxa). For example a phylum, order, family, genus or species represents taxon. It represents a rank. For ... or Family, are less closely related than those of a lower rank, such as Genus or Species.
Description : What is Taxon (or Taxa)? -Biology
Last Answer : Each unit of taxonomy is called a taxon.
Description : In the given table which animal is correctly matched with its taxon group and character .
Last Answer : In the given table which animal is correctly matched with its taxon group and character .
Description : Taxon differs from "Taxa" due to
Last Answer : Taxon differs from "Taxa" due to A. A higher taxonomic category than taxon B. A lower taxonomic ... The singular of taxon D. The plural of taxon.
Description : According to IUCN, when a taxon is facing an extremely high risk of extinction in the immediate future, it is
Last Answer : According to IUCN, when a taxon is facing an extremely high risk of extinction in the ... B. Endangered C. Critically endangered D. Vulnerable
Description : What is taxon? Give any one example of it.
Last Answer : What is taxon? Give any one example of it.
Description : Define the term Taxon. Give some examples of taxa at different hierarchical levels.
Last Answer : Define the term Taxon. Give some examples of taxa at different hierarchical levels.
Description : In the names Mangifera indica (mango), Solanum tuberosum (potato) and Panthera leo (lion), the terms Mangifera, Solanum and Panthera represent the higher level of? (1) Taxon (2) Taxonomic Hierarchy (3) Specific Epithet (4) Binomial Nomenclature
Last Answer : (1) Taxon Explanation: All the three names, indica, tuberosum and leo, represent the specific epithets while the first words Mangifera, Solanum and Panthera are genera and represents another higher level of taxon or category.
Description : Not being nasty, but is there a jelly net/filter that the new phylum Cnidaria fall into before coming through to the main pool?
Last Answer : answer:LOL… how well I recall this question, almost word-for-word, during the Answerbag diaspora of December 2009, when I joined. Try to find a quiet part of the pool to hang in while the new fry muddy up the littoral, @ZEPHYRA. They’ll be old-timers before you know it.
Description : The most important characteristic of phylum Cnidaria is
Last Answer : The most important characteristic of phylum Cnidaria is A. Cnidoblasts B. Choanocytes C. Thesocytes D. Archaeocytes
Description : Mention the unique features of Phylum Cnidaria.
Last Answer : Mention the unique features of Phylum Cnidaria.
Description : State the characteristics of members belonging to phylum Cnidaria.
Last Answer : State the characteristics of members belonging to phylum Cnidaria.
Description : Why do Cnidaria not need respiratory or excretory systems?
Last Answer : Need answer
Description : Crabs belongs to the phylum – (1) Mollusca (2) Cnidaria (3) Arthropoda (4) Platyhelminthes
Last Answer : (3) Arthropoda Explanation: Crabs come from the same family as lobsters, crayfish, shrimp, krill and barnacles, as all are in the subphylum crustacea. They are also in the phylum Arthropoda.
Description : 'Crabs' belongs to the phylum of – (1) Mollusca (2) Cnidaria (3) Arthropoda (4) Platyhelminthes
Description : Which one of the following is a matching set of a phylum and its three examples? (a) Porifera - Spongilla, Euplectella, Pennatula (b) Cnidaria - Bonellia, Physalia, Aurelia (c) Platyhelminthes - Planaria, Schistosoma, Enterobius (d) Mollusca - Loligo, Teredo, Octopus
Last Answer : (d) Mollusca - Loligo, Teredo, Octopus
Description : The animals with bilateral symmetry in young stage and radial pentamerous symmetry in the adult stage, belong to the Phylum (a) Annelida (b) Mollusca (c) Cnidaria (d) Echinodermata.
Last Answer : (d) Echinodermata.
Description : Cnidoblast are found in a) Cnidaria b) Protista c) Porifera d) Placozoa
Last Answer : a) Cnidaria
Description : Sponges are included in which of the following phyla? a) Cnidaria (pron: nid-air-e-ah) b) Porifera c) Reptilia d) Foraminifera (pron: feh-ram-eh-nif-eh-rah)
Last Answer : ANSWER: B -- PORIFERA
Description : Phylum Cnidaria
Last Answer : GORGONIANS (local) (Various species) Habitat: Attached to rocks in rocky reefs below low-tide line. Found from Southern California to Baja California. Size: Height from 25 cm (10 in) to 90 ... or feeding. Relatives: Sea anemones, corals, and other jellies such as the Portuguese man-of-war
Description : Select the incorrect statement [ A ] R.C.C has better fire resistance than steel [ B ] R.C.C. structure is economical than steel structure [ C ] Strength of concrete decreases as age increases [ D ] R.C.C can be used for under water and marine structures
Last Answer : [ C ] Strength of concrete decreases as age increases
Description : Red list contains data or information on (a) all economically important plants (b) plants whose products are in international trade (c) threatened species (d) marine vertebrates only.
Last Answer : (c) threatened species
Description : Which of the following traits is not characteristics of echinoderms ?
Last Answer : Which of the following traits is not characteristics of echinoderms ? A. Water vascular system B. Trochophore larva C. Tube feet D. Enterocoel
Description : Echinoderms are closely related to chordates due to the following characters .
Last Answer : Echinoderms are closely related to chordates due to the following characters . A. Tube- within - ... have mesodermal endoskeleton . D. All of these