Soil Systems

Food waste is

• prevalent in MEDCs only

• prevalent in LEDCs only

• prevalent in both MEDCs and LEDCs

• not an issue of concern

Farming which is for profit

• subsistence

• commercial

• traditional

• extensive

Farming which feeds family or small group

• subsistence

• commercial

• extensive

• intensive

Farming with high inputs and high outputs

• subsistence

• family-operated

• intensive

• traditional

Monoculture involves

• one crop species only

• low biodiversity system

• low resilience system

• high prevalence of diseas

• all of the above

Tags

NGSS.MS-LS2-5

Which list contains only farm inputs?

• antibiotics, water, methane

• seeds, breeding stock, pollutants

• fertilisers, labour, seeds

• water, seeds, produce for export

Which list contains only outputs?

• fertilizers, water, pesticides

• pollutants, milk, food for human consumption

• pollutants, labour, greenhouse gases

• antibiotics, soil degradation, pesticides

Polyculture means

• growing only one crop

• growing crops from polynesia

• growing several different crops

• growing multicultural crops

Tags

NGSS.MS-LS2-5

Select all answer which are environmental impacts of farming

• soil erosion

• habitat loss

• reduction in biodiversity

• pollution

• ozone hole depletion

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5

The process of growing plants in water and nutrients (without soil) is known as

• selective breeding

• hydroponics

• GMO

• desertification

Tags

NGSS.MS-LS2-1