absence of walking legs
absence of mandibles
absence of wings
presence of walking legs
B. absence of mandibles
an annelid
a true worm
a type of earthworm
an insect
absence of walking legs
absence of mandibles
absence of wings
presence of walking legs
John Ray
Charles Darwin
Carolus Linnaeus
Robert Gunther
annelide
fish
mollusc
arthropod
Siren
Ophiosaurus
Triturus
Ichthyophis
true snake
blind worm
false snake
true worm
hydra
sponge
sea anemone
sea urchin
Hydra
Earthworm
Centipede
Cockroach
protostomes
deuterostomes
cyclostomes
blastostomes
dinosaur
duck
fossil bird
monotreme mammal
Chordata
Mollusca
Coelentrata
Porifera
an arthropod
a mollusc
an insect
an echinoderm
primitive burrowing egg laying mammal
advanced egg laying reptile
primitive egg laying reptile
primitive aquatic egg laying animal
plants
animals
microorganisms
living organisms
Archaeopteryx is a connecting link between mammals and aves
Duck-bill platypus is a connecting link between reptiles and mammals
Sea horse is a connecting link between fish and horse
Hydra is a connecting link between protozoa and metazoa
They are viviparous
They are herbivores
They are carnivores
They have 7 cervical vertebrae
Silver fish
Goldfish
Silver carp
Seahorse
2 pairs of legs
3 pairs of legs
4 pairs of legs
5 pairs of legs
Scorpion, Spider
Scorpion, Obelia, Hydra
Star fish, Obelia, Hydra
Cockroach, Earthworm, Taenia solium
limbless amphibian
limbless snake
limbless lizard
limbless fish
mollusca
bivalvia
scaphopoda
gastropoda
Mollusca, cockroach, centipede
Turbellaria, cestoda, trematoda
Both (a) and (b)
None of these
star fish
cartilagenous fish
jellyfish
cuttlefish
parasitic flatworms
free living flatworms
parasitic tapeworms
free living tapeworms
Giraffe
Crocodile
Shark
Ostrich
Scales
Eggs
Shelled eggs
Gills
Reptilia
Amphibia
Aves
Mammalia
Neries, Planum, Roundworm, Earthworm
Millipede, Crab, Centipede, Cockroach
Star fish, Jelly fish, Cuttle fish, Octopus
Leech, Locust, Sea urchin, Lobster
teleostei
mollusca
pisces
echinodermata
intestinal parasites
earthworms
roundworms
tapeworms