Page 2 - 3.Home Assignment III (worksheet)
P. 2
(d) Reptile
Q6 The only group of animals that begin their lives breathing through gills in the
water and as adults can live on land breathing with lungs.
(a) Reptile
(b) Fish
(c) Amphibian
(d) Mammal
Q7 Metameric segmentation, bilateral symmetry, jointed appendages in the body
are characteristics of
(a) Helminthes
(b) Mollusca
(c) Arthropods
(d)Annelida
Q8 Which of the following is not a characteristic feature of chordate?
(a) notochord
(b) a dorsal hollow nerve cord
(c) diploblastic
(d) paired gill pouches
Q9 Which of the following animal use skin, gills and lungs as respiratory organ?
(a) Fish
(b) Prawn
(c) Crab
(d) Frog
Q10 Sea Urchin, Sea cucumber and Star fish belong to the phylum
(a) Helminthes
(b) Mollusc
(c) Arthropods
(d) Echinodermata