Agriculture Dependancies
Agricultural Land
The Changing Farm
Types of Farming
Bonus Questions
100

What do plants need to photosynthesize?

Light, CO2, and water

100

What is crop rotation?

changing the type of crop grown on one area and alternating between different crops

100

What happens if we grow the same type of crop repeatedly in one area?

Disease

Pests

Decrease in nutrients

100

What are the the types of farming?

Intensive and Extensive farming

Subsistence and Commercial

Arable, Pastoral and Mixed

100
A small family grows crops for themselves - what type of farming is this?

Arable subsistence

200
What is soil composed of?
Minerals, water, air, bacteria & humus
200

What are the 3 main nutrients needed in plants

Nitrogen

Potassium

Phosphorus 

200

Has the total amount of farms in Canada increased over time?

No, it has decreased greatly.

200
Name one economic factor that determines the type of farming.
Cost/Value of Land; Proximity to Market; Competition
200
How do you correct a too short/too long growing season deficiency?
Use greenhouse (adjust)
300
Give an example of a bad land feature that impacts farming?
Mountainous/hilly landscape
300
______ and _______ ____________ contribute about 1.4% to Canada's GDD.
Crop; animal production
300
What is mechanization?
The process of doing work with machinery.
300
Where is intensive farming most common?
Densely populated areas
300
What is evapotranspiration?
Movement of H2O into the atmosphere by evaporation from soil and transpiration from plants.
400
Two examples of living things that benefit farming.
Bees & earthworms
400

What are water spreading weirs?

Water-spreading weirs are structures made of natural stones and cement that span the entire width of a valley to spread floodwater.

400
Why has farming changed over time?
Innovative technology
400

What type of farming is more common in the more rural landscapes with open fields?

Extensive farming

400

What 4 things fall under the category 'topography'

Climate, gradient, aspect, altitude


500

Describe and name the 2 types of physical weathering

Onion skin; very hot in the morning and very cold at night which causes surface of the rock to expand and contract until it breaks off. 

Freeze-thaw weathering; water fills gaps in rock, freezes, solid expands the crack, melts, happens again until it breaks off. 

500

What is 'Clay Pot Irrigation'?

Buried clay pot irrigation uses buried, unglazed, porous clay pots filled with water to provide controlled irrigation to plants. The water seeps out through the clay wall of the buried clay pot at a rate that is influenced by the plant's water use.

500
What percentage of people live in urban areas (present)?
80%
500
What three natural factors determine the types of farming?
Soil fertility, precipitation, and the lengths of their growing seasons
500

What are the 3 ways learned in class for sustainable agriculture?

meatless options, vertical farming, roof top farming

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