Explain why a decrease in the number of rabbits could affect the population of foxes and grass.
From Paper 8 (Biology), Higher
23 marks
A student placed 10 quadrats of 1 m² randomly in a field of area 1200 m² and counted 48 daisies in total. Estimate the number of daisies in the field.
From Paper 8 (Biology), Higher
34 marks
Describe the processes that cycle carbon between the atmosphere and living things.
From Paper 8 (Biology), Higher
144 marks
Describe how abiotic and biotic factors can affect a community, giving two examples of each.
From Paper 8 (Biology), Higher
153 marks
A student placed 20 quadrats of 1 m² randomly in a field of area 5000 m² and counted 37 daisies in total. Estimate the number of daisies in the field.
Score 0 / 17 · 0 of 5 marked
This paper is written by Plasmo in the style of the OCR GCSE Combined Science exam. It is not a past paper and is not produced or endorsed by the exam board.