Environmental Change and Challenge, Third Edition | Oxford University Press Canada

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:

The rapid spread of cropland globally ________.
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:

How much of Canada’s population is directly involved in food production?
a) 1 per cent
b) 4 per cent
c) 9 per cent
d) 17 per cent
e) 26 per cent

Question 3:

Among 70 Canadian cities monitored during 1966–86, over 300,000 hectares of rural land were converted to urban use, of which ________.
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:

Canada and the United States are heavy consumers of biocides, accounting for ________.
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:

Of the estimated 6,500 breeds of domesticated mammals and birds worldwide, ________.
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:

Which statement below is incorrect?
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:

Biocides found in beluga whales of the St Lawrence estuary are indicators of ________.
a) species resilience
b) biomagnification
c) bioaccumulation
d) nutrient loss
e) None of the above.

Question 8:

Canadian livestock produces a large quantity of manure. According to 2001 figures, how large was that quantity?
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:

Of the following five provinces, which has the highest proportion of certified organic producers?
a) Saskatchewan
b) British Columbia
c) Alberta
d) Quebec
e) Ontario

Question 10:

As much as 25 per cent of food produced in North America is wasted.
a) True
b) False

Question 11:

Crop rotation is ________.
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:

‘Silent Spring’ refers to ________.
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:

Intensive livestock operations are ________.
a) part of modern agriculture
b) a source of significant manure production
c) a source of pollution
d) All of the above.

Question 14:

Bioconcentration is ________.
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:

Large areas of single-species farming is called ________.
a) monoculture cropping
b) mono-species farming
c) modern agriculture
d) agri-farming

Higher Education

Environmental Change and Challenge, Third Edition - Chapter 10