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GCSE Biology Paper 1 Higher Tier Exam Questions and Answers PDF - AQA Past Papers and Mark Schemes

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GCSE Biology Paper 1 Higher Tier Exam Questions and Answers PDF - AQA Past Papers and Mark Schemes
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GCSE Biology Paper 1 Higher Tier Exam Questions and Answers PDF - AQA Past Papers and Mark Schemes

 

Biology

 

11

Exam Practice

This document contains GCSE Biology Paper 1 Higher Tier exam questions covering key topics like cell structure, microscopy, and plant biology. It provides practice questions and answers to help students prepare for the AQA GCSE Biology Paper 1 exam.

Key points:

  • 54 pages of exam-style questions and mark schemes
  • Covers important Biology Paper 1 topics like cell biology and plant structures
  • Includes diagrams, calculations, and extended response questions
  • Designed to match the format and style of the actual AQA exam paper
  • Excellent resource for revision and exam preparation

21/06/2022

1908

Page 10: Plant Cloning

The final parts of Question 3 deal with plant cloning:

  • Reasons for cloning plants
  • Advantages of tissue culture for plant cloning
  • Components of growth medium for tissue culture

Question 4 begins, focusing on plant root structure.

Highlight: Understanding plant cloning techniques is important for the AQA GCSE Biology Paper 1 exam.

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Page 11: Root Structure and Function

Question 4 tests knowledge of plant root structure and function:

  • Identifying the type of microscope used to create an image
  • Calculating the real length of a root hair using magnification
  • Explaining how root hair cells are adapted for water uptake

Example: Students must calculate the real length of a root hair given its magnified image size and magnification factor.

This page concludes the provided transcript of the GCSE Biology Paper 1 Higher Tier exam questions.

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Page 1: Introduction

This page introduces the GCSE Biology Higher Tier Paper 1 exam paper, indicating it is worth 156 marks in total. The header identifies it as being for the 2022 exams.

Highlight: This document contains official exam-style questions for the AQA GCSE Biology Paper 1 Higher Tier exam.

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Page 2: Cell Structure Question

This page begins Question 1, which focuses on cell structure and identification.

The question presents diagrams of an animal cell and an algal cell, asking students to:

  • Identify the type of cell shown
  • State the function of the cell wall
  • Identify which part makes the algal cell green

Example: Students must identify structures like the nucleus, cytoplasm, and chloroplasts in the cell diagrams provided.

Vocabulary: Key terms introduced include bacterium, cellulose cell wall, and chloroplasts.

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Page 3: Cell Organelles

This page continues Question 1, testing knowledge of cell organelles and their functions.

Students are asked to:

  • Match subcellular structures to their functions
  • Identify the correct procedure for obtaining a clear microscope image

Definition: Subcellular structures are specialized parts within a cell that perform specific functions, such as mitochondria for energy production.

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Page 4: Microscopy Skills

This section of Question 1 assesses practical microscopy skills. Students must:

  • Measure the length of a nucleus and cell in millimeters
  • Calculate the relative size of the cell compared to the nucleus

Highlight: These questions test important practical skills required for the AQA GCSE Biology Paper 1 exam.

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Page 5: Magnification Calculations

The final part of Question 1 involves a magnification calculation. Students must:

  • Use the formula: magnification = size of image / size of real object
  • Calculate the magnification of a cell given its image size and real size

Question 2 begins on this page, focusing on animal cell structure.

Example: A sample calculation is provided: If the image width is 40 mm and the real width is 0.1 mm, students must determine the magnification.

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Page 6: Animal Cell Structure

Question 2 continues, testing knowledge of animal cell structure and function. Students are asked to:

  • State the function of the nucleus
  • Name a cell type without a nucleus
  • Draw and label a simple animal cell diagram
  • Identify a structure found in plant cells but not animal cells

Vocabulary: Key terms include nucleus, plant cell, and animal cell.

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Page 8: Plant Cell Structure

Question 3 continues, testing knowledge of plant cell structure and organization. Students must:

  • Match levels of organization (cell, tissue, organ) to plant parts
  • Identify where a specific plant cell would be found
  • Calculate the length of a chloroplast from a scale diagram

Definition: Levels of organization in biology refer to the hierarchy of structures from cells to tissues to organs and beyond.

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Page 9: Plant Cell Specialization

This page focuses on plant cell specialization and tissue culture:

  • Explaining why root cells don't photosynthesize
  • Understanding cell differentiation in root hair formation
  • Introducing the concept of plant cloning through tissue culture

Vocabulary: Key terms include differentiation, metabolism, and tissue culture.

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Page 7: Microscopy Techniques

This page concludes Question 2 with questions on microscopy techniques:

  • Calculating magnification using a provided formula
  • Comparing light and electron microscopes

Question 3 begins, focusing on plant structure and organization.

Highlight: Understanding the advantages of electron microscopes over light microscopes is crucial for the GCSE Biology exam.

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