The term biodegradable, what does it mean?

something in which can be broken down over time

Chemical spray drift is

Less likely if you use buffer zones

Erosion is most likely when the soil is

bare and exposed to wind and rain

What are the effects of land degradation?

Land is less able to produce crops, vegetation or feed stock

What is the crop rotation ?

chose crops that add the nutrients that have been removed

Which of these is NOT a way to increase sustainable food production?

Increasing food loss and food waste

What is the correct definition for Soil Acidification (SA)?

Nitrogen in fertilizers and rainfall = SA and decrease soil fertility

A chemical to kill weeds and other unwanted plants

What does salinity refer to?

Salt levels in the soil from ground water have risen

studbud

VCE FOOD STUDIES: UNIT 4, CHAPTER 12 - FOOD PRODUCTION AND THE ENVIRONMENT

15 termsStudBud Administration53 plays

VCE UNITS 3-4 CHAPTER 12

Flashcards15 cardsFPractice quizPHost liveL

Questions 15

Answers

1
What concept is this image representing?
Bidegradable
Bio security
Herbicides
Pesticides
2
The term biodegradable, what does it mean?
plant or animal matter
something in which can be broken down over time
somethin in which doesn't break down
3
What are some challenges to food production?
All of the above.
Food wastage
Higher popuation growth
Short supply of food
4
Chemical spray drift is
Less likely if you use buffer zones
Never likely if you use correct equipment
Best avoided by spraying in the middle of the day
Not likely if the wind is over 10 mph
5
Erosion is most likely when the soil is
plowing along the contour of land
covered with grass
planted to forest
bare and exposed to wind and rain
6
Sustainability means to maintain a certain rate or level and have resources for future generations.
True
False
7
What are the effects of land degradation?
Land becomes polluted
Land is less able to produce crops, vegetation or feed stock
Lack of salinity
8
What is the crop rotation ?
a living things
laws
a layer of soil
chose crops that add the nutrients that have been removed
9
50% of all Australia's water is used for agriculture
False
True
10
Which of these is NOT a way to increase sustainable food production?
Sand dams
Urban farming
Undernutrition
Increasing food loss and food waste
11
What is the correct definition for Soil Acidification (SA)?
Plants can never ever grow
Nitrogen in fertilizers and rainfall = SA and decrease soil fertility
Constant use of pesticides and rain fall = SA
Nitrogen in fertilizers and minimum rainfall = SA
12
What is a herbicide?
A chemical to kill weeds and other unwanted plants
kills particular insects
Animal eater
protect people
13
How do fertilizers work?
Helps plants grow
Kill plants which are not wanted
Helps proactive bugs thrive
Help with climate change
14
Fertilisers are used to improve crop yield?
False
True
15
What does salinity refer to?
Salt levels in the soil from ground water have risen
a plant uptakes nutrients and releases waste
harmful to the environment
change in weather and water levels

VCE FOOD STUDIES: UNIT 4, CHAPTER 12 - FOOD PRODUCTION AND THE ENVIRONMENT Flashcards | StudBud