Science revision quiz A revision quiz to test your knowledge on science :) 2.5 / 5 based on 2 ratings ? ScienceBiologyGCSEAll boards Created by: AnnieCreated on: 07-06-12 11:39 What is an antibody? They are made by white blood cells to fight off microorganisms 1 of 5 How long ago did life begin on Earth? 3500 million year ago 2 of 5 What is a habitat? Where an organism lives 3 of 5 What does sugar do in water? dissolve 4 of 5 How many life processes are there? seven 5 of 5
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