1) the transport system in humans is a) nervous system b) digestive system c) circulatory system 2) all the following are ways of seed dispersal except a) by water b) by wind c) by sun 3) …. has random and article arrangement a) wood b) ice c) oxygen 4) … used in filling blimp a) oxygen b) hydrogen c) helium 5) the reproductive part of the plant is .. a) seed b) flower c) fruit

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