M5 IQ 1 Topic 3 - Ecosystems and their management: The importance of the ecosystem management and protection Flashcards

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1
Q

why is the ecosystem so important

A

The diversity of life, provides the basis of planetary processes & the wellbeing of the people in general

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2
Q

what is the acronym for the reasons why we should protect the ecosystem and what does it stand for(1(5))

A

HUGIN:

  • Heritage value
  • Utility value
  • Genetic diversity maintenance
  • Intrinsic Value
  • Need for Natural change
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3
Q

What is “The World Heritage Conservation Councils” definition of natural heritage

A

natural features consisting of physical and biological formations, which are of outstanding value from a aethstetic or scientific point of view

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4
Q

List examples of Natural Heritage sites (2)

A

The Great barrier reef

The Amazon

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5
Q

why is preservation of an ecosystem for its heritage value important

A

to allow for the future enjoyment for the next generation.

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6
Q

why is preservation of an ecosystem for its utility value important

A

as all living and nonliving components of the earth’s ecosystem have the potential for utilisation, which maximise humanity’s ability to adapt to change

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7
Q

list potential uses for components of the ecosystem (2)

A

Food

Medicine

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8
Q

Why is food an important reason to protect the ecosystem

A

To ensure these crops have larger variety of adaptations to avoid poorer farmers from swapping to more vulnerable, higher yielding crops.

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9
Q

why is medicine an important reason to protect the ecosystem (1(2))

A

Plants, animals & micro-organisms have been found to be sources of medicine to fight human diseases:

  • 250 000 plants have been identified to have pharmaceutical value. Only 5000 have been examined
  • 400 modern drugs are ‘plant’ based drugs
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10
Q

List examples of plant based medicine, there source and their use (3)

A
  • Resource: Hyoscine,
    Source: Plant extract
    Use: stomach, disorders & motion sickness
  • Resource: Curare
    Source: poison from vines
    Use: Muscle relaxerin surgery
  • Resources: Vincristine
    Source: Rosy Periwinkle
    Use: Hodgkin’s Disease
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11
Q

what is genetic diversity

A

the variety of genes within a certain species.

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12
Q

what are genes

A

the basis for all life on earth, which dictate organisms characteristics and adaptations

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13
Q

why is preservation of an ecosystem for its Genetic diversity important

A

Have greater resilience to stress events, ensure that resources and genetic material can be used for future needs

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14
Q

list an example of protection of genetic diversity

A

Ken Street, Australian seed hunter: ancient variety of chickpea, potential to ‘save the hungry planet’ has the “genetic toughness” to exist in harsh climates, help during climate change

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15
Q

why is preservation of an ecosystem for its Intrinsic Value important

A

provides many of the spiritual inspirational & aesthetic needs of people

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16
Q

what is an intrinsic approach to management ecosystems

A

respect, the right of ecosystem to exist irrespective of their utility value

17
Q

what is an Instrumental approach to management of ecosystems

A

Involves the manipulation of pools of resources, through practices such as genetic engineering, to provide a source of profit

18
Q

what are the values of intrinsic approach to management (2)

A

Aesthetic Value

Spiritual Value

19
Q

what is aesthetic value

A

the appreciation of the visual & ecological qualities of the environment

20
Q

what is Spiritual Value

A

cultural beliefs & traditions, believing to have an obligation to protect & preserve the spirit of the land

21
Q

why is preservation of an ecosystem for its need to allow for natural change important

A

To lower the amount of stress a ecosystem is subjected to anyone time, to ensure the evolutionary process continues undisturbed.

22
Q

What factors allow for ecosystems to go through natural change (5)

A
Enough Area
Boundaries
The interest of local people
A Buffer zone
Effective resources & management