OCR A Level Biology Biodiversity Written Exam Questions – 21 Question Marked Quiz
Test yourself on 21 real OCR A Level Biology exam questions on biodiversity (4.2.1), from sampling and Simpson's index to genetic diversity and conservation, marked with OCR mark schemes and examiners' report tips.
OCR A Level Biology Biodiversity Exam Questions – 27 Question Self-Marking Quiz
This free quiz has 27 multiple choice questions on biodiversity, sampling and conservation, all taken from OCR A Level Biology A exam papers. It marks itself, so you get your score as soon as you finish.

