Plant Growth

Question 1

Method

Answer 1

1 - Put 10 Cress seeds into three different Petri dishes, each lined with moist filter paper, allow seeds to germinate in a warm room

2 - Measure the height of each seedling in mms

3 - Put one dish on a windowsill in direct sunlight, one in partial sunlight, and put the third one in a dark cupboard

4 - Measure height each day for five days, calculate the mean height for the petri dish, and then compare the differences in growth.