https://www.youtube.com/watch?v=sLP8dcnWnJg Biology: Required Practical 3 1 2 3 What is this required practical about? ................................................................................................................................................. There are three tests above. Complete the grid to summarise them. Test Testing for Reagent (chemical used to test) Positive result 1 2 3 What is the biggest source of error in these experiments? ................................................................................................................................................. ................................................................................................................................................. Think about how you carried out practical 1. Write a logical and comprehensive method, using numbered bullet points. Is your method good? Read it. If someone else could get results from it then yes!
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Transcript
https://www.youtube.com/watch?v=sLP8dcnWnJg
Biology:RequiredPractical31 2 3
Whatisthisrequiredpracticalabout?
.................................................................................................................................................
Therearethreetestsabove.Completethegridtosummarisethem.
Test Testingfor Reagent(chemicalusedtotest)
Positiveresult
1
2
3
Whatisthebiggestsourceoferrorintheseexperiments?
.................................................................................................................................................
.................................................................................................................................................
Thinkabouthowyoucarriedoutpractical1.Writealogicalandcomprehensivemethod,usingnumberedbulletpoints.
Isyourmethodgood?
Readit.Ifsomeoneelsecouldgetresultsfromit
thenyes!
https://www.youtube.com/watch?v=sLP8dcnWnJg
Completeariskassessmentforthispractical
Equipment Risk Precaution Procedure
Bunsenburner
Waterbath
Glass
Reagents
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