Breadth in biology Study guides, Revision notes & Summaries

OCR AS Level Biology A H020/01 JUNE 2022 ACTUAL QUESTION PAPER> Breadth in biology

2 © OCR 2023 C Constant region D Section A You should spend a maximum of 25 minutes on this section. Write your answer for each question in the box provided. 1 Which statement describes a problem that has resulted from the increased use of antibiotics? A Penicillin can no longer be used to treat infections. B Rates of MRSA infection have increased. C Some bacteria and fungi have evolved resistance to antibiotics. D Viral infections can no longer be treated with antibiotics. Your an...

OCR AS LEVEL BIOLOGY A H020/O1 JUNE 2022 ACTUAL MARK SCHEME - BREADTH IN BIOLOGY. H020/01 Mark Scheme June 2022 7 Downloaded by: NorthWest | Distribution of this document is illegal 12. Abbreviations, annotations and conventions used in the detailed Mark Scheme (to include abbreviati Annotation Meaning / alternative and acceptable answers for the same Separates marking points DO NOT ALLOW Answers which are not worthy of creIGNORE Statements which are irrelevant ALLOW Answers that can...

OCR AS LEVEL BIOLOGY A H020/O1 JUNE 2022 ACTUAL MARK SCHEME - BREADTH IN BIOLOGY. OCR (Oxford Cambridge and RSA) is a leading UK awarding body, providing a wide range of qualifications to meet the needs of candidates of all ages and abilities. OCR qualifications include AS/A Levels, Diplomas, GCSEs, Cambridge Nationals, Cambridge Technicals, Functional Skills, Key Skills, Entry Level qualifications, NVQs and vocational qualifications in areas such as IT, business, languages, teaching/traini...

OCR AS LEVEL Biology A H020/01 JUNE 2022 FINAL MARK SCHEME>Breadth in biology

OCR AS Level Biology A H020/01 JUNE 2022 ACTUAL QUESTION PAPER> Breadth in biology

This is the final mark scheme

OCR AS LEVEL BIOLOGY A H020/01 JUNE 2022 ACTUAL QUESTION PAPER - Breadth in Biology. SECTION A You should spend a maximum of 25 minutes on this section. Write your answer for each question in the box provided. Answer all the questions. 1 The graph below shows the results of an osmosis experiment investigating the effect of changing the concentration of sodium chloride (NaCl) on mass of potatoes. 10 5 Percentage change in 0 mass –5 –10 Which concentration of NaCl causes equal mo...

OCR AS Level Biology A H020/01 Breadth in biology Question paper And Mark Scheme merged

OCR AS Level Biology A H020/01 Sample Question Paper 1 June 2022- Breadth in biology. Section A You should spend a maximum of 25 minutes on this section. Answer all the questions. 1 Young mammals receive antibodies in their mother’s milk. This is an example of which type of immunity? A artificial active immunity B artificial passive immunity C natural active immunity D natural passive immunity Your answer [1] 2 Which of the following descriptions is correct? A Vaccination gives lo...