ZOOLOGY ONLINE TEST 08

The largest phylum in animal kingdom is —

The largest phylum in animal kingdom is —

The excretory organs of annelids are —

The locomotory organs in echinoderms are —

Which of the following is a deuterostome.?

The animals which possess notochord only in embryonic stage belong to —

The class of vertebrates that have a cartilaginous skeleton is —

The fish having both lungs and gills is —

The animals which can live both in water and on land are —

The exoskeleton of mammals is made up of —

The mammals that lay eggs are —