Animal kingdom - 1

Pick the odd pair out

• Cellular level: porifera

• Tissue level: Aschehelminthes

• Organ level: platyhelminthes

• Organ system level: Annelida

The type of symmetry in which the body can be divided into identical left and right halves in only one plan

• Radial symmetry

• Asymmetry

• Bilateral symmetry

• Pentaradial symmetry

Which of the following is a pseudocoelomate

• Hydra

• Periplanata

• Ascaris

• Pheretima

Which of the following is not a feature of phylum Arthropoda ?

• Chitinous exoskeleton

• Metameric segmentation

• Parapodia

• Jointed appandages

Molluscs are

• Triploblastic,aceolomates

• Triploblastic,ceolomates

• Diploblastic, aceolomates

• Diploblastic ceolomates

Balanoglossus is a

• Mollusc

• Vertebrate

• Hemichordate

• Protozoan

Notochord persists through out the life in

• Tunicata

• Chondrichthyes

• Osteichthes

• Cephalochordata

Sea horse belongs to the class

• Mammalia

• Amphibia

• Aves

• Pices

Air bladder in bony fishes helps in

• Buoyancy

• Food collection

• Excretion

• Digestion

Which of the following is a limbless amphibian ?

• Salamandra

• Ichthyophis

• Bufo

• Hyla