Grade 3 · Science · Unit 9 of 15
Farming & Changing the Land
How plants, animals and people change the land.
What your child practises
How farming, building, plants and animals change Earth's surface, and how stewardship protects it. Alberta examples include canola, wheat and ranching.
Alberta Curriculum learning outcome: 3ES1.5 · how plants, animals and people, including farmers, change Earth's surface
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
Mining coal or digging oil sands changes the land by…
⛏️- adding mountains
- removing material from the ground
- making new rivers
- growing a forest at once
Show answer
removing material from the ground
Hint: Companies must restore land after mining.
Question 2
Which grain do Alberta farmers grow to make bread flour?
🌾- wheat
- cocoa
- rice
- bananas
Show answer
wheat
Hint: Wheat is grown across the Prairies.
Question 3
A rancher moves cattle to a new pasture every few weeks. Why?
🐄- cows like new fences
- to waste time
- the grass is blue
- the grass has time to grow back
Show answer
the grass has time to grow back
Hint: Rotating where animals graze protects the land.
Question 4
Parks and nature reserves are land set aside to…
🏞️- grow cars
- make parking lots
- protect wildlife and let people enjoy nature
- build factories
Show answer
protect wildlife and let people enjoy nature
Hint: Protected areas keep habitats safe.
Question 5
What do farmers use a combine for?
🚜- harvesting grain
- digging wells
- planting trees
- building roads
Show answer
harvesting grain
Hint: A combine cuts and collects the crop.
Question 6
Which choice best balances using land and caring for it?
🤝- clearing all the trees
- dumping waste in ditches
- farming in a way that protects soil and water
- leaving land empty forever
Show answer
farming in a way that protects soil and water
Hint: Stewardship means using land carefully so it lasts.