A – Locust, B – Scorpion, C – Prawn, D – Pila
A – Locust, B – Prawn, C – Scorpion, D – Pila
A – Locust, B – Scorpion, C – Prawn, D – Snail
A – Butterfly, B – Scorpion, C – Prawn, D – Pila
A. A – Locust, B – Scorpion, C – Prawn, D – Pila
1 & 2
2 & 4
3 & 4
1 & 3
They are acoelomates.
They are bilaterally symmetrical.
They lack a digestive system.
They have a circulatory system.
Column-I | Column-II |
---|---|
(Characteristic feature/term) | (Phylum) |
A. Choanocytes | I. Platyhelminthes |
B. Cnidoblasts | II. Ctenophora |
C. Flame cells | III. Porifera |
D. Nephridia | IV. Coelenterata |
E. Comb plates | V. Annelida |
A II; B I; C IV; D V; E III
A II; B IV; C I; D V; E III
A V; B I; C III; D II; E IV
A III; B IV; C I; D V; E II
Naja (Cobra)
Bangarus (Krait)
Viper (Viper)
All of these
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
Sycon
Euspongia
Spongilla
Pleurobrachia
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A radially symmetrical; B bilaterally symmetrical
A bilaterally symmetrical; B radially symmetrical
A bilaterally symmetrical; B asymmetrical
A metamerically segmented; B asymmetrical
diploblastic, triploblastic
triploblastic, diploblastic
diploblastic, diploblastic
triploblastic, triploblastic
Prawn has two pairs of antennae.
Nematocysts are characteristic feature of the phylum cnidaria.
Millipedes have two pairs of appendages in each segment of the body.
Animals that belong to phylum porifera are exclusively marine.
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
(i) and (ii)
(i) and (iv)
(i), (ii) and (iii)
All of these
Cucumaria – Echinodermata
Ascidia – Urochordata
Balanoglossus – Hemichordata
Hirudinaria – Annelida
(i) only
(iii) only
(i) and (iii)
(iii) and (iv)
Ctenophora; Emission of light.
Porifera; Feeding, respiration and excretion.
Cnidarian; Anchorage, Defense and food capturing
Mollusca; Locomotion, transport of food and respiration.
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.
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.
X – Reptile; B
X – Reptile; A
X – Amphibia, C
X – Pisces; D
A, Between B & C
B, Between A & C
C, Between C & D
D, Between A & B
Attain complex body shapes and thus locomote more precisely.
Move through loose marine sediments.
Be hermaphroditic.
Inject paralytic poisons into their prey.
Sycon - Porifera
Aurelia - Coelenterata
Pleurobrachia - Ctenophora
Tapeworm - Platyhelminthes
Porifera
Annelida
Mollusca
Echinodermata
Both (i) and (iii)
Both (i) and (iv)
(i), (ii) and (iii)
All of these
turtle
Chameleon
Naja (Cobra)
crocodile
A - Male Ascaris, B - Hirudinaria (leech), C- Nereis
A - Female Ascaris, B - Nereis, C-Hirudinaria (leech)
A - Female Ascaris B- Hirudinaria (leech), C - Nereis
A - Male Ascaris, B - Nereis, C- Hirudinaria (leech)
Presence of paired pharyngeal gill slits
Ventral heart
Solid and ventral nerve cord
Presence of post-anal tail
Ctenophora
Cnidaria
Porifera
Protozoa
Hemichordata
Chordata
Echinodermata
Annelida
Column -I | Column- II |
---|---|
(Phylum) | (Examples) |
A. Echinodermata | I. Ascidia, Doliolum |
B. Hemichordata | II. Asterias, Ophiura |
C. Urochordata | III. Branchiostoma |
D. Cephalochordata | IV. Balanoglossus, Saccoglossus |
A IV; B II; C I; D III
A II; B IV; C I; D III
A II; B IV; C III; D I
A II; B I; C IV; D III
Prawn
Pheretima
Wuchereria
Ctenoplana