Inherited or Inherited or EnvironmentalEnvironmental

Learning Objectives

oTo use data to present your results in a graph.oTo draw conclusions about variation within and between varieties

Task 1:Task 1:

List the differences/similarities List the differences/similarities between your classmates. And between your classmates. And explain your answers explain your answers

Similarities Differences

Task 2Task 2

In pairs or threes, measure your height and write it down.

Collect and record the rest of your class heights.

Design a table on pupils heights in the class e.g. 151 – 155, 156 – 160, 161 – 162 and draw a tally chart.

Draw a bar chart of the results.

Tally chartTally chart

Class heights141-145 146-150 151-155 156-160 161-

165 166-170

Bar ChartBar ChartNo’ ofpupils

141-145 146-150 151-155 156-160 161-165 166-170

6

5

4

3

2

1

0

Height of pupils in 9

Characteristics inherited in Characteristics inherited in plants plants

Investigate variation within the variety.

Suggest characteristics that vary in apples.

• eg mass, length, diameter.• Many varieties differ in ways that are not

immediately observable within varieties, eg resistance to disease, flavour, ripening time.

• Why these factors might be important in growing?

Plenary

If you were a tomato farmer what characteristics would you look for when buying tomatoes seeds?