A plant’s life cycle and houseplants
Answers are for parents and teachers.
1
Draw the life cycle with pictures: seed, seedling, tree, flower, fruit. Add a short caption to each stage.
Free answer; the stages must be in the right order.
2
Measure a seedling’s height for 5 days and make a table and a simple graph. Work out the average daily growth.
Depends on the measurements: average growth = (last height − first height) : number of days.
3
A seedling was first 4 cm and reached 10 cm in 6 days. How many cm per day on average?
1
4
Write the steps of repotting a houseplant (at least 6) in order.
Choose a suitable pot; add clay pebbles; lift the plant out with its soil; half-fill with mix; set the plant and fill in; water; keep cool for 3–4 days.
5
Ask an adult which of your houseplants might be poisonous and check that they are out of reach of small children and pets.
Free answer; the key point: do not eat plants and keep them out of children’s reach.