A2 Biology Unit 4 ( EDEXCEL ) 39 Questions

I have created a quiz on Unit 4 of Edexcel Biology (A2). Please excuse any spelling mistakes, I've done my best to spell everything write, but feel free to message me if you spot one. I have checked and checked the questions and answer but there are a lot there so if you do find one that you think is incorrect please let me know immediatly so I can change it. I hope it helps, even if its just a little bit. 

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  • Created by: Holly
  • Created on: 06-12-12 12:21

1. Which of these isn't a type of Isolation?

  • Ecological
  • Temporal
  • Peripheral
  • Behavioural
1 of 20

Other questions in this quiz

2. Allopatric speciation relies on

  • Species not responding to others coutships
  • Physical barriers (e.g. mountains)
  • Physical incompatibility

3. Which molecule provides a source of hydrogen for photosynthesis

  • Water
  • Glucose
  • ATP
  • NADP

4. Name the bacteria that causes TB

  • Mycobacterium Tuberculosis
  • Micrabacterium Tuberculosis
  • Mycrobacterium Tuberculosis
  • Microbacterium Tuberculosis

5. GPP ( Gross Primary Productivity ) =

  • NPP / R
  • NPP + R
  • NPP x R
  • NPP - R



Will not load results, other quiz's do but not this one. Good questions, though


I was waiting for my results for around 3 minutes then I decided to leave it then just saw that comment. Thanks


yea same ^ annoying


doesnt load marks!!!

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