1. a=nostril, b=eye, c=dorsal fin, d=anal fin, e=caudal fin, f=pectoral fin, g=pelvic fin
2. a=nostril, b=eye, c =anal fin, d=caudal fin, e=dorsal fin, f=pectoral fin, g=pelvic fin
3. a=nostril, b=eye, c=dorsal fin, d=caudal fin, e=anal fin, f=pelvic fin, g=pectoral fin
4. a=nostril, b=eye, c=dorsal fin, d=caudal fin, e=pectoral fin, f= anal fin, g= pelvic fin
a=nostril, b=eye, c=dorsal fin, d=caudal fin, e=anal fin, f=pelvic fin, g=pectoral fin
1. Annelid
2. Chordata
3. Arthropoda
4. Echinodermata
Chordata
1. Amniotic eggs
2. Requirement of water for reproduction
3. Thin skin without scales
4. Cutaneous respiration
Amniotic eggs
1. Cat
2. Snake
3. Frog
4. Monkey
Snake
1. Radial symmetry
2. Tube feet
3. Mesodermal endoskeleton
4. Coelom divided
Tube feet
1. Hydra
2. Beroe
3. Sponges
4. Labeo
Beroe
1. Dugesia
2. Fasciola
3. Enterobius
4. Hydra
Hydra
1. Silver fish, star fish, prawn
2. Clam worm, apple snail, honey bee
3. Sea star, tongue worm, scorpion
4. Cockroach, scorpion, prawn
Cockroach, scorpion, prawn
1. Herdmania
2. Balanoglossus
3. Doliolum
4. Branchistoma
Balanoglossus
1. Dorsal tubular nerve cord
2. Alimentary canal
3. Bilateral symmetry
4. Both (A) and (b)
Dorsal tubular nerve cord