AQA A LEVEL BIOLOGY PAPER 1
AQA A LEVEL BIOLOGY Paper 1
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2024 LASTEST AQA A LEVEL BIOLOGY PAPER 1 REAL EXAM QUESTIONS AND CORRECT ANSWERS 2024-2025 |GRADED A+
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2024 LASTEST AQA A LEVEL BIOLOGY PAPER 1 
REAL EXAM QUESTIONS AND CORRECT ANSWERS |GRADED A+
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AQA A-level Biology paper 1
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Benedict's test - CORRECT ANSWER-Which food test is heated in a water bath? 
 
Sucrose - CORRECT ANSWER-Which disaccharide is not a reducing sugar? 
 
Test for non-reducing sugars - CORRECT ANSWER-Add acid. Neutralise. Add Benedicts. Heat. 
 
Hydrolysis - CORRECT ANSWER-Reaction performed by dilute HCl in the non reducing sugar test. 
 
Glucose + fructose - CORRECT ANSWER-During the non-reducing sugar test what is sucrose hydrolysed into? 
 
Alpha - CORRECT ANSWER-Which type of glucose makes up...
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AQA A-level Biology paper 1 Exam/134 Questions and Answers
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AQA A-level Biology paper 1 Exam/134 Questions and Answers
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AQA A Level Biology Paper 1 Questions And Correct Answers
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AQA A Level Biology Paper 1 Questions And Correct Answers 
 
Water removed from the reactants joining two molecules together forming a chemical bond 
Condensation 
The addition of water to the reactants to break a chemical bond between 2 molecules 
Hydrolysis 
1. Add Benedict's reagent. 2. Heat the solution in a water bath for 5 minutes at 95 degrees Celsius. 3. Change from blue to brick red as CuO formed 
Test for Reducing Sugars (3) 
Smaller units from which larger molecules are made 
Monome...
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AQA A-LEVEL BIOLOGY PAPER 1 SPECIMEN MARKING SCHEME
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AQA A-LEVEL BIOLOGY PAPER 1 SPECIMEN MARKING SCHEME 
 
 
A-level 
BIOLOGY 
(7402/1) 
Paper 1 
Mark scheme 
 
 
Mark schemes are prepared by the Lead Assessment Writer and considered, together with the relevant questions, by a panel of subject teachers. This mark scheme includes any amendments made at the standardisation events which all associates participate in and is the scheme which was used by them in this examination. The standardisation process ensures that the mark scheme covers the st...
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AQA A level Biology Paper 1 Questions and Answers Verified 2024
- Exam (elaborations) • 20 pages • 2024
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AQA A level Biology Paper 1 Questions and Answers Verified 2024 
Benedict's test - Correct Answer Which food test is heated in a water bath? 
 
Sucrose - Correct Answer Which disaccharide is not a reducing sugar? 
 
Test for non-reducing sugars - Correct Answer Add acid. Neutralise. Add Benedicts. Heat. 
 
Hydrolysis - Correct Answer Reaction performed by dilute HCl in the non reducing sugar test. 
 
Glucose + fructose - Correct Answer During the non-reducing sugar test what is sucrose hydrolys...
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AQA A Level Biology Paper 1 Questions and Correct Answers Verified 2024
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AQA A Level Biology Paper 1 Questions and Correct Answers Verified 2024 
Describe the role of a ribosome in the production of a polypeptide. /3 - Correct Answer 1. mRNA binds to ribosome; 
2. Idea of TWO codons/binding sites; 
3. tRNA with ANTICODONS binds; 
4. (Catalyses) formation of PEPTIDE bond between AMINO ACIDS (held by tRNA molecules); 
5. Moves along (mRNA to the next 
codon); 
 
Describe the structure of glycogen. /2 - Correct Answer 1. Polysaccharide of α-glucose; 
OR 
polymer of α-...
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large molecules often contain carbon. why? - Correct An
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AQA A level Biology paper 1 Questions and Answers 2024 
large molecules often contain carbon. why? - Correct Answer they can readily form bonds with other carbon atoms. this forms a 'backbone'. other atoms can then attach. 
 
describe benedicts test for reducing sugars - Correct Answer add equal volumes of the sugar sample and benedicts reagent. 
heat the mixture in a water bath for 5 minutes. 
brick red precipitate will form. 
 
what is a reducing sugar? - Correct Answer a sugar that can redu...
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AQA A level Biology paper 1 Questions and Answers 2024
- Exam (elaborations) • 20 pages • 2024
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AQA A level Biology paper 1 Questions and Answers 2024 
large molecules often contain carbon. why? - Correct Answer they can readily form bonds with other carbon atoms. this forms a 'backbone'. other atoms can then attach. 
 
describe benedicts test for reducing sugars - Correct Answer add equal volumes of the sugar sample and benedicts reagent. 
heat the mixture in a water bath for 5 minutes. 
brick red precipitate will form. 
 
what is a reducing sugar? - Correct Answer a sugar that can redu...
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AQA A-level Biology paper 1 with latest test.
- Exam (elaborations) • 15 pages • 2024
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AQA A-level Biology paper 1 with latest test. 
 
 
 
 
 
 
 
 
 
large molecules often contain carbon. why? - correct can readily form bonds with other carbon atoms. this forms a 'backbone'. other atoms can then attach. 
 
describe benedicts test for reducing sugars - correct equal volumes of the sugar sample and benedicts reagent. 
heat the mixture in a water bath for 5 minutes. 
brick red precipitate will form. 
 
what is a reducing sugar? - correct answers.a sugar that can reduce (give el...
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