Description : In which one of the following, the genus name, its two characters and its phylum are not correctly matched, whereas the remaining three are correct? (a) Pila (i) Body segmented Mollusca ... Porifera (ii) Canal system (d) Periplaneta (i) Jointed appendages Arthropoda (ii) Chitinous exoskeleton
Last Answer : (a) Pila (i) Body segmented Mollusca (ii) Mouth with radula
Description : Sycon belongs to a group of animals, which are best described as (a) unicellular or acellular (b) multicellular without any tissue organization (c) multicellular with a gastrovascular system (d) multicellular having tissue organization, but no body cavity.
Last Answer : (b) multicellular without any tissue organization
Description : Which of the following D.C. distribution system is the simplest and lowest in first cost ? (a) Radial system (b) Ring system (c) Inter-connected system (d) None of the above
Last Answer : (a) Radial system
Description : Sycon belongs to a group of animals which are best described as
Last Answer : Sycon belongs to a group of animals which are best described as A. Unicellular or ... Multicellular having tissue organization, but no body cavity
Description : Radial symmetry is, usually, exhibited in animals which (a) are attached to the substratum (b) have one opening of alimentary canal (c) live in water (d) have ciliary mode of feeding.
Last Answer : (a) are attached to the substratum
Description : The organisms attached to the substratum, generally, possess (a) one single opening of the digestive canal (b) cilia on the surface to create water current (c) radial symmetry (d) asymmetrical body
Last Answer : (c) radial symmetry
Description : The middle layer in body wall of porifera is or The non-cellular layer present between pinacoderm and choanoderm in body wall of poriferans is known a
Last Answer : The middle layer in body wall of porifera is or The non-cellular layer present between pinacoderm ... Msoderm B. Mesenchyme C. Mesoglea D. Mesentery
Description : The most important characteristic of phylum Porifera is that the organism
Last Answer : The most important characteristic of phylum Porifera is that the organism A. Are cellular B. ... and choanocytes D. Possess water vascular system
Description : Give the characteristic features of phylum Porifera.
Last Answer : Give the characteristic features of phylum Porifera.
Description : Where in your home might you find a product that is made from an animal of phylum porifera?
Last Answer : Sponges are members of the phylum Porifera so you might find aproduct in the bathroom
Description : Is a porifera grantia a living thing?
Last Answer : What is the answer ?
Description : Man belongs to the phylum (a) Mollusca (b) Chordata (c) Porifera (d) Amphibian
Last Answer : Ans:(b)
Description : Write down the characteristics of Phylum Porifera?
Last Answer : These animals are called Porifera because animals of this group have small pores on their bodies. These are called sponges. Habitat: - They are aquatic animals and mostly found in sea water. Some are ... water. Examples: - Their examples in seawater is sponge. And spongilla is in fresh water.
Description : Exoskeleton, a segmented body and jointed appendages are attributed to phylum C A. Annelida B. Porifera C. Arthropoda D. Mollusca
Last Answer : Arthropoda
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 : .Classification of Porifera is based on (a) branching (b) spicules (c) reproduction (d) symmetry.
Last Answer : (b) spicules
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 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 : 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 : Match the name of the animal (column I), with one characteristic (column II) and the phylum/ class (column III) to which it belongs. (a) Limulus Body covered ... exoskeleton (b) Adamsia Radially Porifera symmetrical (c) Petromyzon Ectoparasite Cyclostomata (d) Ichthyophis Terrestrial Reptilia
Last Answer : c) Petromyzon Ectoparasite Cyclostomata
Description : Body having meshwork of cells, internal cavities lined with food filtering flagellated cells and indirect development are the characteristics of Phylum (a) Mollusca (b) Protozoa (c) Coelenterata (d) Porifera.
Last Answer : (d) Porifera.
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 Porifera
Last Answer : SPONGES (general) (Various species) Habitat: various-from the tropical reefs to the arctic sea from the deep sea to the intertidal zone Size: Wide variety of shapes, colors and sizes-- ... for absorption. Scientists have yet to create a synthetic sponge as absorbent as a natural one.
Description : Which one of the following type of compressor is mostly used for supercharging of I.C engine A. Radial flow compressor B. Axial flow compressor C. Root blower D. Reciprocating compressor.
Last Answer : ANSWER : C
Description : Which one of the following types of impeller vanes are most commonly used in centrifugal type compressors? A. Forward curved B. Radial C. Backward curved D. Tangential
Description : What does radial symmetry mean? What is the type of symmetry found in chordates? Which are other phyla of the animal kingdom that present species with radial symmetry?
Last Answer : Radial symmetry means (biologically) that the animal structures are situated in a radial or circular pattern around a center point with nonexistence of sides, like right or left. An ... Echinodermata. (It is considered that the simplicity of poriferans does not characterize any symmetry.)
Description : Match List-I (Type of Anti-friction bearing) with List-II (Specific Use) and select the using the code given below the Lists: [IES-2006] List-I List -II A. Self-aligning ball bearing 1. For pure axial load B. Taper roller bearing 2. For ... C D (a) 2 1 3 4 (b) 3 4 2 1 (c) 2 4 3 1 (d) 3 1 2 4
Last Answer : (c) 2 4 3 1
Description : Match List I with List II and select the : [IES-2002] List I (Bearings) List II (Load type) A. Hydrodynamic Journal bearing 1. High radial and thrust load combined B. Rectangular Hydrostatic bearing 2. Radial load only C. Taper Roller ... (a) 2 3 1 4 (b) 4 1 3 2 (c) 2 1 3 4 (d) 4 3 1 2
Last Answer : (a) 2 3 1 4
Description : Higher specific speed (200-500) of a centrifugal pump indicates that the pump is of __________ flow type. (A) Axial (B) Radial (C) Mixed (D) None of these
Last Answer : (A) Axial
Description : Pick up the correct statement from the following regarding radial flow centrifugal pumps: (A) These are provided with volute type or turbine type casings (B) In involute type of radial flow ... centrifugal pump, is always higher than that of volute type (D) All the above
Last Answer : (D) All the above
Description : Pick up the incorrect statement from the following: (A) The flow in strainer type wells is radial (B) The flow in cavity type wells in spherical (C) In strainer type wells, area of flow ... pipe (D) In cavity type wells, area of flow depends upon the size of the cavity
Last Answer : (C) In strainer type wells, area of flow depends upon the length of the strainer pipe
Description : What type of drainage pattern would you expect to find where the main streams are parallel and very long and the edge of the folded sedimentary rock (weak and resistant) forms long parallel belts? (A) Dendritic (B) Rectangular (C) Radial (D) Trellised
Last Answer : (D) Trellised
Description : Radial system is found in
Last Answer : Radial system is found in A. Planaria B. Taenia C. Fasciola D. Sea anemone
Description : Which distribution system is more reliable? (a) Ring main system (b) Tree system (c) Radial system (d) All are equally reliable
Last Answer : Ans: A
Description : Is the tubular-dorsal nervous system of chordates associated to radial or lateral symmetry?
Last Answer : How does that explain the complexity level of the nervous system reached by the vertebrate evolutionary branch?
Description : The antenna efficiency of an HF grounded vertical antenna can be made comparable to that of a half-wave antenna A. By installing a good ground radial system B. By isolating the coax shield from ground C. By shortening the vertical D. By lengthening the vertical
Last Answer : A. By installing a good ground radial system
Description : How can the antenna efficiency of an HF grounded vertical antenna be made comparable to that of a half-wave antenna? A. By lengthening the vertical B. By installing a good ground radial system C. By shortening the vertical D. By isolating the coax shield from ground
Last Answer : B. By installing a good ground radial system
Description : For a city developed haphazardly, the layout of distribution pipes preferred to, is (A) Ring system (B) Radial system (C) Grid iron system (D) Dead end system
Last Answer : (D) Dead end system
Description : Which of the following distribution systems is more reliable ? (a) Radial system (b) Tree system (c) Ring main system (d) All are equally reliable
Last Answer : (c) Ring main system
Description : State advantages and disadvantages of radial distributor system.
Last Answer : Advantages of radial distributor system: 1. Design of layout is simple. 2. Capital cost & Erecting cost is less as there is only one feeder. 3. Time required for completion of ... maintain supply to consumers when there is maintenance on feeder. 3. Voltage fluctuations are more.
Description : Why radial distribution system used for short distance ?
Last Answer : Because of following disadvantages radial distribution system is not used for long distance: Since there is only one feeder to DTC feed at one point so, 1) There is no reliability ... more time for fault finding & repairing Hence radial distribution system is used for short distance.
Description : The main criterion for selection of the size of a radial distribution system is
Last Answer : The main criterion for selection of the size of a radial distribution system is voltage drop
Description : The movement of water in syconoid type of canal system is
Last Answer : The movement of water in syconoid type of canal system is A. Dermal ostia ` to ` Canal ` to ` ... `to ` Choanocytes `to` Enteron ` to ` Osculum