Water vascular system is characteristic feature of phylum
Options
(a) porifera (b) coelenterata (c) mollusca (d) echinodermata
Correct Answer:
echinodermata
Explanation:
No explanation available. Be the first to write the explanation for this […]
Bone marrow is absent in
Options
(a) fishes (b) birds (c) reptilia (d) amphibia
Correct Answer:
birds
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Liver and pancreas of frog and rabbit are derived from
Options
(a) ectoderm (b) mesoderm (c) endoderm (d) mesoderm and endoderm
Correct Answer:
endoderm
Explanation:
No explanation available. Be the first to write […]
The excretory material of marine bony fish is
Options
(a) ammonia (b) amino acid (c) urea (d) protein
Correct Answer:
urea
Explanation:
No explanation available. Be the first to write the explanation for […]
The type of vertebrae in suborder ophidia is
Options
(a) amphicoelous (b) heterocoelous (c) acoelous (d) procoelous
Correct Answer:
procoelous
Explanation:
No explanation available. Be the first to write the explanation for this […]
Bilateral symmetry and no coelom is found in
Options
(a) echinoderms (b) round worms (c) flatworms (d) sponges
Correct Answer:
flatworms
Explanation:
No explanation available. Be the first to write the explanation for […]
Leeches are usually
Options
(a) herbivorous (b) insectivorous (c) carnivorous (d) sanguivorous
Correct Answer:
sanguivorous
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
The echinoderms, hemichordates and chordates had which of the following larva as common ancestral form?
Options
(a) tornaria (b) dipleurula (c) bipinnaria (d) trochophore
Correct Answer:
dipleurula
Explanation:
No explanation available. Be the […]
The presence of feathers and power of flight are the characteristic features of
Options
(a) mammals (b) aves (c) amphibians (d) reptiles
Correct Answer:
aves
Explanation:
No explanation available. Be the first to […]
Animals having pseudocoelomate and triploblastic nature are present in phyla
Options
(a) annelida (b) arthropoda (c) aschelminthes (d) platyhelminthes
Correct Answer:
aschelminthes
Explanation:
No explanation available. Be the first to write the explanation […]
2017 Copyright Doctor Dreams Training Academy