AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |
Back to Blog
Ib Question Bank Ess3/11/2024 ![]() Explain human effects on the nitrogen cycle and predict the impact of these changes on an ecosystemĮffect on nitrogen cycle (no credit to be given for simply describing N cycle): Meter/ anemometer/thermometer/pH meter/Secchi disk Ģ. Use relevant/standardised/sampling method of measuring abiotic data eg light Use appropriate biotic sampling method eg randomised quadrats/water samples/kick samples/mark-release-recapture/Lincoln Index to establish abundance of species Īnd to use Simpson’s diversity index to establish species present/diversity Make a baseline study before human activity begins and repeat at regular intervals over time after the human activity / or at different distances from human activity Īward marks as follows for methods to record changes due to human activities ![]() (a) Describe the methods that may be used to record changes in a named ecosystem as a result of human activities.įor full credit, response must include a named ecosystem eg Alpine Pine Forest in Swiss Alps.Īward for establishing control/baseline and repetition:
0 Comments
Read More
Leave a Reply. |