1) Not all science discoveries firmly follow scientific method. Which would best be eplained as discovery science from the given below:

i) Sequencing the human genome
ii) A project to find preserved specimens of the probably extinct Rocky Mountain locust frozen in glaciers
iii) describeing a new bird species from Philippines
iv) all of the above

2) Describe why are algae significant in nature? Describe how algae, fungi and lichens are associated and how is this relationship describeed? Describe how presence of algae can point out either pollution or productivity of the body of water.