Biology A (9-1) - Gateway Science Suite J247 9-1: Practical skills Topical Past Paper Questions
OCR GCSE (9-1) Biology A (9-1) - Gateway Science Suite J247 (9-1) past-paper questions on Practical skills, free. This topic is regularly examined across 6 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
The table shows some details of three genetic diseases that can affect humans. (a) There are 66 million people in the UK. Calculate the number of cases of Huntington's disease in the UK. Number of cases = (b) All three diseases affect proteins in different parts of the body. (c)…
The demand for food in the world is growing. One possible solution to this is the use of aquaculture. This involves farming fish, such as salmon, in large cages in lakes or the sea as shown in the diagram. However, growing salmon in cages allows parasites on their body to spread…
Sulfur dioxide is a gas released when coal and oil are burned. Sulfur dioxide dissolves in water to make an acid. Scientists think that this might harm plants by affecting photosynthesis. (a) Photosynthesis is controlled by enzymes. Which two statements explain how an acid could…
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