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Difference between Forest Resources and Fisheries (Perman et al., 2003)

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Questions and Answers

What percentage of the total land area of the Earth is covered by forests?

40%
25%
20%
31% (correct)

How many people earn their living in forest-related occupations worldwide?

12.5 million (correct)
5 million
20 million
10 million

What is the main reason for the decline in forest area over time?

Decrease in agricultural land
Increase in forestry jobs
Rise in urbanization
Pressure of a rising global population (correct)

What is ecological modelling concerned with?

The growth process of plants (D) Signup and view all the answers

What is the relative growth rate of a plant?

The absolute growth rate divided by the characteristic of a plant (C) Signup and view all the answers

What is the main reason for the replacement of forests with grazing land?

To support an expanding agriculture sector (A) Signup and view all the answers

What is a key difference between forest resources and fisheries?

Forests focus on many services, whereas fisheries focus on a single service (B) Signup and view all the answers

Why is plantation forestry more controllable than marine fishing?

Trees do not migrate, and forest population growth dynamics are simpler (A) Signup and view all the answers

What is a similarity between woodlands and fisheries?

Both can be viewed as capital assets that are intrinsically productive (D) Signup and view all the answers

How long does it take for trees to reach biological maturity?

A century or more (A) Signup and view all the answers

Why are forests more complex than fisheries?

Forests have more interdependence among species (A) Signup and view all the answers

What do forests and fisheries have in common in terms of growth dynamics?

Both have growth patterns that resemble each other (B) Signup and view all the answers

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