Question 1

Biodiversity is comprised of two components-existence values and instrumental value.

Accepted Answer

Existence values refer to the inherent value of a species or ecosystem, while instrumental value refers to the practical benefits that biodiversity provides to humans, such as food, medicine, and ecosystem services.

Question 2

____________________ contributes to the greenhouse effect by destroying plants that use carbon dioxide.

Accepted Answer

The answer of ____________________ contributes to the greenhouse effect by...

Question 3

The ___________________ value of something is the value that the thing has "in itself" or "for its own sake."

Accepted Answer

The answer of The ___________________ value of something is the...

Question 4

Human activity has contributed significantly to the premature extinction of some species.

Accepted Answer

Human activities such as deforestation, pollution, climate change, and hunting have led to the premature extinction of numerous species.

Question 5

Tropical deforestation is a major concern throughout the world; reversing tropical deforestation would protect biodiversity,slow global warming,and help to make the important ecological and economic services of these forests sustainable.

Accepted Answer

Tropical deforestation leads to the loss of valuable ecosystems, threatens the extinction of numerous plant and animal species, contributes to climate change through the release of carbon dioxide, and can harm the livelihoods of Indigenous communities and local economies. By reversing or reducing deforestation, these negative impacts can be mitigated, and the preservation of these vital forests can have numerous benefits for the planet and its inhabitants.

Question 6

Legally declaring a track of land as a(n)____________________ is one way to protect it from human exploitation.

Accepted Answer

The answer of Legally declaring a track of land as...

Question 7

Marine habitats are experiencing rapidly increasing rates of species extinction because of factors such as rapid human development and poor environmental management.

Accepted Answer

Marine habitats are indeed facing increasing rates of species extinction due to factors such as pollution, overfishing, habitat destruction, and climate change as a result of rapid human development and poor environmental management.

Question 8

A(n)______________________________contains large trees,saplings,ferns,and orchids as well as amoebas,worms,beetles,and opossums.

Accepted Answer

The answer of A(n)______________________________contains large trees,saplings,ferns,and orchids as well as...

Question 9

A tract of land with same-aged trees of one species for the specific purpose of clear-cutting is referred to as a _________________________.

Accepted Answer

The answer of A tract of land with same-aged trees...

Question 10

A(n)______________________________ that is less than 150 years old usually contains some old-growth characteristics.

Accepted Answer

The answer of A(n)______________________________ that is less than 150 years...

Question 11

A major conflict exists between ecologists and conservation biologists who wish to protect biodiversity and the resource extractors and developers who are pursing unrestricted access to lands harbouring that biodiversity.

Accepted Answer

Ecologists and conservation biologists advocate for protecting biodiversity and are often at odds with resource extractors and developers who prioritize economic interests over conservation.

Question 12

The creation of an artificial wetland is an example of creating a(n)___________________________________.

Accepted Answer

The answer of The creation of an artificial wetland is...

Question 13

Selection cutting and strip cutting are not effective tools for forest management.

Accepted Answer

Selection cutting and strip cutting can be effective tools for forest management when used properly and in combination with other methods. These techniques can help promote regeneration and provide economic benefits to landowners while minimizing impacts to the forest ecosystem. However, if not carried out correctly, they can lead to negative impacts on forest health and biodiversity.

Question 14

Restoration is the process of revitalizing a degraded habitat or ecosystem to its natural state.

Accepted Answer

Restoration involves returning a habitat or ecosystem to its natural and original state, which may have been degraded due to human or natural causes. This often involves implementing strategies to improve soil health, introduce native species, and reduce harmful human impacts on the environment.

Question 15

___________________________________ involves maintaining a stand comprised of trees of various ages and sizes in order to foster natural regeneration.

Accepted Answer

The answer of ___________________________________ involves maintaining a stand comprised of...

Question 16

An uncut forest or a regenerated forest that has not been significantly impacted by humans or natural disasters for centuries or longer,is known as a(n)___________________________________.

Accepted Answer

The answer of An uncut forest or a regenerated forest...

Question 17

Wilderness is a large area of land legally set aside to prevent or minimize it from being harmed by human activities.

Accepted Answer

This statement is true. Wilderness areas are designated as such to protect the land, its wildlife and ecosystems from significant human impact. They can be found in national parks, wildlife refuges, and other protected areas.

Question 18

There are significantly more disadvantages than advantages to using clear-cutting methods to harvest trees from a forest.

Accepted Answer

Clear-cutting has both significant advantages and disadvantages, and the balance between them depends on various factors such as the specific environmental context, economic considerations, and reforestation practices. Advantages include cost-effectiveness, the ability to regenerate certain types of forests quickly, and the creation of habitat for some wildlife species. Disadvantages include loss of biodiversity, increased soil erosion, and negative impacts on water quality. The assessment of whether disadvantages outweigh advantages is complex and context-dependent.

Question 19

Conversion of forests and woodlands to agricultural land contributes to the growing problem of ____________________.

Accepted Answer

The answer of Conversion of forests and woodlands to agricultural...

Question 20

Second-growth forests are the largest of the three major forest types because of the ecological success of governmental and environmental mandates.

Accepted Answer

Second-growth forests are not necessarily the largest of the three major forest types; their size depends on various factors including the extent of reforestation, management practices, and the time allowed for regrowth. The largest forest type is determined by natural forest succession and geographical factors rather than solely by human intervention.

Quiz 11: Sustaining Terrestrial Biodiversity: Managing and Protecting Ecosystems