Stability Flashcards

1
Q

Why is biodiversity vital?

A

it sustains through flow of energy the food web on this planet and contributes to environmental stability.

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2
Q

Stability of an ecosystem can be described as?

A

the resilience to resist changes that
will occur in the environment. There are many changes that occur in the environment, and these changes may severely reduce biodiversity and will result in instability of the ecosystem.

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3
Q

DIRECT ECONOMIC VALUE

A

Species are sources of the basic needs of human such as, food, clothing, shelter, medicine and energy. For example, rice plant is the primary food of Filipino, cotton is use to make clothes and malunggay is rich in vitamins and is used to make medicines.

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4
Q

INDIRECT ECONOMIC VALUE

A

if there are benefits produced by the organism without using them. For example, tree planting to prevent landslide and soil erosion and absorbs carbon dioxide in the air.

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5
Q

AESTHETIC VALUE

A

a lot of species provides visual or artistic enjoyment, like forested landscape and the calming beauty of a natural park; or they may be used for spiritual meditation like the Prayer Mountains.

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6
Q

Types of Ecosystem Stability: Resistance

A

the ability of the ecosystem to continue to function without change when stressed by disturbance.

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7
Q

Types of Ecosystem Stability: Resilience

A

the ability of the ecosystem to recover after disturbance.

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