#class10

[@neerumittal4888]

1 Conduct food 2 Complex multicellular organisms 3 Vena cava 4 vein 5 All of these 6 heart 7 platelet 8 osmosis 9 lymph 10 Pulmonary vein 11 Prevent backflow of blood 12 High energy needs 13 Helps in translocation of food in plants 14 All of these 15 Deoxygenated blood 16 xylem 17 Hippocampus,exocoetus,anabus 18 Carbon dioxide