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Environmental Change and Challenge, Third Edition - Chapter 10

Instructions: For each question, click on the radio button beside your answer. When you have completed the entire quiz, click the Submit my answers button at the bottom of the page to receive your results.

Question 1:


a) has now brought cultivated land up to 1.5 billion hectares
b) came predominately at the expense of forest habitats
c) is slowing down in face of competition from other land uses
d) is occurring mainly in developing countries
e) a, b, and c.
f) b, c, and d.

Question 2:


a) 1 per cent
b) 4 per cent
c) 9 per cent
d) 17 per cent
e) 26 per cent

Question 3:


a) 10 per cent was prime agricultural land
b) 22 per cent was prime agricultural land
c) 46 per cent was prime agricultural land
d) 58 per cent was prime agricultural land
e) 87 per cent was prime agricultural land

Question 4:


a) 6 per cent of world biocide use
b) 16 per cent of world biocide use
c) 26 per cent of world biocide use
d) 36 per cent of world biocide use
e) 46 per cent of world biocide use

Question 5:


a) 1,350 are at risk of extinction
b) 119 are officially confirmed as extinct
c) 620 are reported to be extinct
d) All of the above.
e) None of the above.

Question 6:


a) The Prairie provinces contain 83 per cent of Canada’s agricultural land base.
b) Quebec and Ontario contain approximately 13 per cent of Canada’s agricultural base.
c) Agriculture is the third- largest employer in Canada.
d) BC and the Atlantic provinces contain 9 per cent of Canada’s agricultural base.
e) The agriculture and agri-food sector is a $95 billion industry.

Question 7:


a) species resilience
b) biomagnification
c) bioaccumulation
d) nutrient loss
e) None of the above.

Question 8:


a) 177 million tonnes annually
b) 177 million kilograms monthly
c) 177 million tonnes quarterly
d) 177 million kilograms annually
e) None of the above.

Question 9:


a) Saskatchewan
b) British Columbia
c) Alberta
d) Quebec
e) Ontario

Question 10:


a) True
b) False

Question 11:


a) the same as contour cultivation
b) the most common soil conservation method
c) an important means of recharging soil
d) Both a and b.
e) Both b and c.

Question 12:


a) how it would be quiet without the songs of the birds killed from biocide use
b) a book outlining the dangers of biocide use
c) the use of biocides to reduce pests, which had an unforeseen effect on local bird populations
d) Both a and b.

Question 13:


a) part of modern agriculture
b) a source of significant manure production
c) a source of pollution
d) All of the above.

Question 14:


a) a combination of biomagnification and bioaccumulation
b) when biocides cause negative effects
c) responsible for killing thousands of birds
d) All of the above.

Question 15:


a) monoculture cropping
b) mono-species farming
c) modern agriculture
d) agri-farming