Grade 3 · Science · Unit 3 of 10
Plant Experiments
Test how plants grow
What your child practises
Children sort seeds, predict and test which conditions help plants grow, and record and graph plant growth. This is practice, not a report-card mark.
Prince Edward Island Curriculum curriculum outcome: Life Science: Plant Growth and Changes · investigating growing conditions, sorting seeds and graphing plant growth
Sample questions
A taste of this unit. In the app, questions change every time and get easier or harder to match your child.
Question 1
What must be done to wheat grain before it becomes flour?
- It is frozen.
- It is melted.
- It is planted in a cup.
- It is ground up.
It is ground up.
Hint: Flour is a fine powder.
Question 2
Which is a growing condition for a plant?
- the amount of light
- the colour of the pot
- the day of the week
- the name of the seed
the amount of light
Hint: It is something that changes how the plant grows.
Question 3
How do plant roots help the environment?
- They hold soil in place.
- They turn soil into rock.
- They melt the snow.
- They make wind blow.
They hold soil in place.
Hint: Roots grip the soil like tiny fingers.
Question 4
Which plant part do we eat when we eat a carrot?
- flower
- leaf
- root
- seed
root
Hint: It grows under the ground.
Question 5
When we estimate how tall a plant is, we…
- count its leaves
- make a careful guess
- measure it exactly
- draw a picture of it
make a careful guess
Hint: An estimate is close, but not exact.
Question 6
A plant is 10 cm tall and grows 2 cm each week. About how tall will it be after 3 weeks?
- about 12 cm
- about 30 cm
- about 16 cm
- about 20 cm
about 16 cm
Hint: Add 2 three times to 10.