Pteropus and Ornithorhyncus - Viviparity
Garden lizard and crocodile - Three chambered heart
Ascaris and Ancylostoma - Metameric segmentation
Sea horse and flying fish - Cold blooded (poikilothermal)
D. Sea horse and flying fish - Cold blooded (poikilothermal)
Reptilia : possess 3 - chambered heart with one incompletely divided ventricle.
Chordata : Possess a mouth provided with an upper and lower jaw.
Chondrichthyes : Possess cartilaginous endoskeleton.
Mammalia : Give birth to young one.
Diaphragm
Coelom
Pharyngeal gill clefts
Dorsal nerve cord
A radially symmetrical; B bilaterally symmetrical
A bilaterally symmetrical; B radially symmetrical
A bilaterally symmetrical; B asymmetrical
A metamerically segmented; B asymmetrical
Hemichordata
Chordata
Echinodermata
Annelida
calcium hydroxide
calcium sulphate
calcium carbonate
sodium bicarbonate
nephridia
flame cells
malphigian tubules
gills
Column -I | Column- II |
---|---|
A. Physalia | I. Sea anemone |
B. Meandrina | II. Brain coral |
C. Gorgonia | III. Sea fan |
D. Adamsia | IV. Portuguese man-of-war |
A III; B II; C I; D IV
A IV; B III; C II; D I
A IV; B II; C III; D I
A II; B III; C I; D IV
(i) and (ii) only
(ii) and (iv) only
(i), (ii) and (iv) only
All the five statements.
Pteropus and Ornithorhyncus - Viviparity
Garden lizard and crocodile - Three chambered heart
Ascaris and Ancylostoma - Metameric segmentation
Sea horse and flying fish - Cold blooded (poikilothermal)
Presence of paired pharyngeal gill slits
Ventral heart
Solid and ventral nerve cord
Presence of post-anal tail
turtle
Chameleon
Naja (Cobra)
crocodile
Attain complex body shapes and thus locomote more precisely.
Move through loose marine sediments.
Be hermaphroditic.
Inject paralytic poisons into their prey.
Cnidocytes
Choanocytes
Interstitial cells
Gastrodermal cells
Sycon
Euspongia
Spongilla
Pleurobrachia
Osculum
Porocytes
Spongocoel
Choanocytes
Only (i)
Only (iv)
(i), (ii) and (iii)
All of these
Eggs with a calcareous shell
Scales on their hind limbs
Four-chambered heart
Two special chambers-crop and gizzard in their digestive tract
Sphenodon
Balanoglossus
Tadpole larva
Crocodile
(i) and (iii) only
(ii) and (iv) only
(ii), (iii), (v) and (vi) only
All of these
Earthworm, pinworm, tapeworm
Prawn, scorpion, Locusta
Sponge, Sea anemone, starfish
Malarial parasite, Amoeba, mosquito
Platyhelminthes has incomplete digestive system.
In coelenterates, the arrangement of cells is more complex.
Nereis is monoecious but earthworms and leeches are dioecious.
Simple and compound eyes are present in the animals of those phylum whose over two-thirds of all named species on earth are arthropods.
Mackerals and rohu
Lampreys and hag fishes
Guppies and hag fishes
Lampreys and eels
A - Octopus; B -Asterias, C- Ophiura
A - Asterias; B - Ophiura, C- Octopus
A - Echinus; B - Octopus C - Ophiura
A - Ophiura; B - Echinus, C- Octopus
A - Pleurobrachia, B - Cnidoblast, C - Aurelia, D - Adamsia
A - Aurelia, B - Adamsia, C - Cnidoblast, D - Pleurobrachia
A - Cnidoblast, B - Pleurobrachia, C - Adamsia, D - Aurelia
A - Adamsia, B - Aurelia, C - Pleurobrachia, D - Cnidoblast
Column-I | Column-II |
---|---|
(Term/Feature) | (Examples) |
A. Gregarious pest | i. Hirudinaria |
B. Vector | ii. Planaria |
C. Oviparous with | iii. Sepia indirect development |
D. Metameres | iv. Aedes |
E. High regeneration | v. Locust capacity |
A - i, B - ii, C - iii, D - iv, E - v
A - iii, B - v, C - ii, D - iv, E - i
A - iii, B - i, C - v, D - ii, E - iv
A - v, B - iv, C - iii, D - i, E - ii
Sycon - Porifera
Aurelia - Coelenterata
Pleurobrachia - Ctenophora
Tapeworm - Platyhelminthes
visceral hump
parapodia
radula
spicules
Column-I | Column-II |
---|---|
(Features) | (Examples) |
A. Pseudocoelomates | a. Hydra, Adamsia |
B. Diploblastic | b. Ctenoplana, Aurelia |
C. Cellular level of | c. Ascaris, Wuchereria organization |
D. Radial symmetry | d. Sycon, Spongilla |
E. Metamerism | e. Pheretima, Neries |
A - e, B - b, C - d, D - c, E - a
A - c, B - a, C - d, D - b, E - e
A - b, B - a, C - c, D - e, E - d
A - c, B - b, C - d, D - a, E - e
They all have calcareous spicules.
They have high regenerative power.
They are found only in marine water.
They are all radially symmetrical.
Torpedo
Petromyzon
Trygon
Exocoetus