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TN-BIO-GR5-85319 · v2.4

Limiting Factors

Grade 5 · Biology · Photosynthesis · FBISE

Grade

Grade 5

Subject

Biology

Topic

Photosynthesis

Subtopic

Limiting Factors

Curriculum

FBISE

Difficulty

Core

Time

20 minutes

Total marks

46

Student name

Teacher name

Date

Learning objectives

  • Recognise limiting factors accurately in biology contexts.
  • Explain the underlying rule of limiting factors in the student's own words.
  • Apply limiting factors to multi-step and unfamiliar problems.
  • Justify a chosen method and identify errors in another student's work.

Skills assessed

  • Fluency and recall
  • Method and setting out
  • Reasoning and justification
  • Problem solving in context
  • Self-assessment

Instructions

  1. Write your name, your teacher's name and the date in the header.
  2. Answer every question in the space provided. Continue on the back if needed.
  3. Show all working — method marks are awarded even when the final answer is wrong.
  4. Aim to finish in about 20 minutes.
  5. Complete the reflection box at the end before you hand the sheet in.

Warm-up

Bloom: Remember · 4 marks

Answer quickly. These check you are ready for the topic.

  1. 1.Circle one fact you already know about limiting factors.

    [1]
  2. 2.Circle one fact you already know about limiting factors.

    [1]
  3. 3.Name one fact you already know about limiting factors.

    [1]
  4. 4.Write down one fact you already know about limiting factors.

    [1]

Recall

Bloom: Remember · 4 marks

Complete from memory. No calculator, no notes.

  1. 1.Label the key term used in limiting factors described here: item 1.

    [1]
  2. 2.Complete the key term used in limiting factors described here: item 2.

    [1]
  3. 3.Define the key term used in limiting factors described here: item 3.

    [1]
  4. 4.Complete the key term used in limiting factors described here: item 4.

    [1]

FreeMathWorksheet · TN-BIO-GR5-85319 · v2.4

© 2026 FreeMathWorksheet. Licensed for classroom and home use. Redistribution or resale is not permitted.

Page 1 of 4

FreeMathWorksheet · Grade 5 Biology

Limiting Factors

Basic Practice

Bloom: Understand · 5 marks

Work through each item. Show the step you used.

  1. 1.Match part 1 using the rule for limiting factors.

    [1]
  2. 2.Work out part 2 using the rule for limiting factors.

    [1]
  3. 3.Work out part 3 using the rule for limiting factors.

    [1]
  4. 4.Work out part 4 using the rule for limiting factors.

    [1]
  5. 5.Complete part 5 using the rule for limiting factors.

    [1]

Guided Practice

Bloom: Understand · 8 marks

The first step is given. Finish the reasoning.

  1. 1.Using the first step given, finish part 1. Step 1 has been started for you.

    [2]
  2. 2.Complete the method for part 2. Step 1 has been started for you.

    [2]
  3. 3.Using the first step given, finish part 3. Step 1 has been started for you.

    [2]
  4. 4.Complete the method for part 4. Step 1 has been started for you.

    [2]

FreeMathWorksheet · TN-BIO-GR5-85319 · v2.4

© 2026 FreeMathWorksheet. Licensed for classroom and home use. Redistribution or resale is not permitted.

Page 2 of 4

FreeMathWorksheet · Grade 5 Biology

Limiting Factors

Independent Practice

Bloom: Apply · 10 marks

No scaffolding. Set out your full method.

  1. 1.Work out fully part 1 on limiting factors without help.

    [2]
  2. 2.Calculate part 2 on limiting factors without help.

    [2]
  3. 3.Solve part 3 on limiting factors without help.

    [2]
  4. 4.Calculate part 4 on limiting factors without help.

    [2]
  5. 5.Solve part 5 on limiting factors without help.

    [2]

Challenge Questions

Bloom: Analyse · 9 marks

Harder items. Attempt every one, even partially.

  1. 1.Deduce the statement in part 1 about limiting factors.

    [3]
  2. 2.Prove the statement in part 2 about limiting factors.

    [3]
  3. 3.Show that the statement in part 3 about limiting factors.

    [3]

FreeMathWorksheet · TN-BIO-GR5-85319 · v2.4

© 2026 FreeMathWorksheet. Licensed for classroom and home use. Redistribution or resale is not permitted.

Page 3 of 4

FreeMathWorksheet · Grade 5 Biology

Limiting Factors

Real-life Application

Bloom: Apply · 6 marks

Use the skill in context. State units in your answer.

  1. 1.Use the information to decide a real biology situation that depends on limiting factors.

    [3]
  2. 2.Apply a real biology situation that depends on limiting factors.

    [3]

Reflection

Bloom: Create · 0 marks

Not marked. Answer honestly — this guides your next worksheet.

  1. 1.Record how confident you feel with limiting factors and what you will practise next.

    [—]
  2. 2.Reflect on how confident you feel with limiting factors and what you will practise next.

    [—]

FreeMathWorksheet · TN-BIO-GR5-85319 · v2.4

© 2026 FreeMathWorksheet. Licensed for classroom and home use. Redistribution or resale is not permitted.

Page 4 of 4