The chemical is also used for observing photosynthetic activities or respiratory indicators (turns green then yellow as CO2 is added). Since dissolved O2 does not affect pH, the solution remains the same color it was when it was added (yellow for acidic, green for neutral, blue for alkaline). Minor edit?
Snake's Description : Generally Taipans are uniformly olive or dark brown, the head is somewhat darker brown. Snake's Toxic Rank 1 : Inland Taipan is the world's most venomous land snake. Its bite is synonymous with death. Maximum survival time recorded after Taipan's bite is not more than few hours.
The Inland Taipan is the most poisonous snake on land, and arguably the most poisonous animal in the world. Keep your distance. 4. Blue-Ringed Octopus. If you enjoy swimming in the Pacific Ocean off the coasts of Australia & Japan beware of the Blue-ringed Octopus, considered to be one of the world's most toxic animals.