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Supervised Biological Investigation

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Supervised Biological Investigation

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🔬 WALT & Success Criteria

WALT (We Are Learning To): Carry out a supervised biological investigation, collect reliable data and draw a conclusion.

Success criteria:

1. Explain the aim and state a testable hypothesis.

2. Identify independent, dependent and controlled variables.

3. Use appropriate safety and supervision procedures and record measurements accurately.

4. Present observations, sketch specimen and give a clear conclusion linked to data.

Dyslexia-friendly reading options (tick any to use):

Coloured overlay or tinted paper

Read instructions aloud once before starting

Use magnifier or larger font printout

Differentiation strategies:

Provide sentence starters; allow paired work with a peer; offer scaffolded equipment lists; give extension tasks for advanced learners; provide extra time and one-on-one support where needed.

🧪 Part 1: Planning and Safety (Practical)

1. Which personal protective equipment (PPE) must you wear for this investigation? (Choose one)

Safety goggles and gloves

Shorts and sandals

Tie back hair only

2. Which of these should be controlled during the investigation? (Check all that apply)

Temperature of the sample (°C)

Time of observation

Amount of sunlight (if relevant)

Colour of the table

3. Write a clear, testable hypothesis for an investigation that tests how light level affects plant leaf movement:
4. Identify variables for the hypothesis above:

Independent variable: ______________________________

Dependent variable: ________________________________

Two controlled variables: 1) __________________ 2) __________________

5. Record how you will measure or collect data (units and tools). Show an example measurement:

📊 Part 2: Observations, Analysis & Extension

6. During the investigation, make three qualitative observations (appearance, behaviour, colour, smell). Use short phrases:
7. Draw the specimen or setup (label at least two parts):
8. Briefly state the result and a simple conclusion linked to your data:
9. Extension activities (choose any):

Repeat the experiment with different light intensities and graph the results

Investigate a related variable (e.g. humidity) and compare

Research and present how the organism adapts in the wild

10. Reflection: How did supervision help keep the investigation safe and reliable?

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