1. Lesson Starter
Answer the following questions:
What equipment can be used to measure light intensity and moisture levels?
What does a line transect allow you to sample?
What precautions should you take when setting up a pitfall trap?
Write a few sentences about why it is important to conserve biodiversity.

2. Competition

3. Competition
Competition is the struggle for survival between organisms.
Can you think of anything that organisms might compete for?

4. Competition - Animals
Animals compete for food, water, shelter and mates.

5. Competition - Plants
Plants compete for sunlight, water and space to grow.

6. Lesson Starter
Answer the following questions:
What do we mean by competition?
Give two examples of things animals compete for?
Give two examples of things plants compete for?
List 3 variable that had to be kept the same in last days experiment.
What was your dependent and independent variable from last days experiment?

7. The effect of competition for space to grow on seeds

8. Aim: To find out the effect of competition for space on the growth of cress seeds.
Hypothesis: I think that …………

9. Method:
Beaker
10 cress seeds
Spaced out in
beaker
Many cress seeds with
No space between them
Damp cotton wool
State the variables that must be kept the same – think of about 3.
State the dependent and independent variables

10. Results:
Think about how you will record your results.
Remember you are trying to find out how well the seeds grow depending on the space they have.
How could we record our results?

11. Conclusion: In conclusion I found that …………
Remember you are answering the aim saying what you actually found out.

12. Evaluation: I could improve this experiment by ………..
Think of anything about the procedure of the experiment that could have been done better.
Is there anything that can improve the reliability of your results?