Biodiversity Quiz Flashcards

science

1
Q

Biodiversity

A

The number and variety of organisms found in a specific region.

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2
Q

Species

A

A group of organisms that have similar traits and are able to produce fertile offspring.

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3
Q

Genetic Diversity

A

The variety of genes or inherited traits that are present in a species.

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4
Q

Species Diversity

A

The number of different species and the quantity of each species in an ecological community.

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5
Q

Ecosystem Diversity

A

The variety of ecosystems in the biosphere.

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6
Q

Dynamic Equilibrium

A

Describes the balance between different parts of the ecosystem.

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7
Q

Resilience

A

The ability of an ecosystem to maintain balance even in the face of significant disturbances.

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8
Q

Desert

A

A biome that receives very little rain.

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9
Q

Grassland

A

A biome where grasses are the dominant plants.

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10
Q

Tropical rainforest

A

Forests that grow near the equator and experience heavy annual rainfall.

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11
Q

Temperate

A

The term describing any region of Earth between the tropics and the polar circles.

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12
Q

Taiga

A

A forest biome consisting mostly of cone bearing evergreen trees.

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13
Q

Wetlands

A

An aquatic ecosystem that has a thin layer of water covering soil that is wet most of the time.

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14
Q

Estuaries

A

A coastal area where freshwater from rivers mixes with salt water from seas or oceans.

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15
Q

Ecosystem Services

A

The benefits experienced by organisms, including humans, which are provided by healthy ecosystems.

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16
Q

Supporting services

A

Ecosystems that allow for the existences of all other ecosystem services.

17
Q

Provisioning services

A

Ecosystem services that provide products from an ecosystem.

18
Q

Regulating services

A

Benefits that are received through the regulation of ecosystem processes.

19
Q

Cultural services

A

Benefits that people obtain through their experiences with the ecosystem.

20
Q

Biome

A

A geographic area on Earth that contains ecosystems with similar biotic and abiotic features.

21
Q

What is Canopy Fogging (data collection method)

A

Low dose of insecticide is sprayed on the top of trees, large sheets or screens are placed on the ground. When the insects die, they fall onto the sheets or screens. From here the scientists can identify them, and count them.

22
Q

What is Transect Sampling (data collection method)

A

A long rope is placed through a habitat. Every organism that touches the rope is identified and counted. This method can be used in both land and aquatic habitats.

23
Q

What is Mist Netting (data collection method)

A

fine mesh nets are used to humanely capture animals in land and aquatic ecosystems. A large net is stretched across an area, and when a bird or bat flies into the net, it is removed, identified, and counted. In aquatic habitats, fish, shellfish and other aquatic organisms are captured.

24
Q

What are Aerial Photographs (data collection method)

A

photos are taken from above, usually from an airplane. This method is especially useful when tracking migrating animals.

25
Q

What are surveys (data collection method)

A

typically data is collected by people going through a habitat on foot or in a boat, sometimes they use binoculars and a spotting scope to identify and count the number of birds in each species.

26
Q

What is Quadrat Sampling (data collection method)

A

a quadrat (a known square) is set down and scientists count the number of species and the number of individuals of each species found within the quadrat. This can be repeated many times throughout the habitat.

27
Q

How do you calculate biodiversity

A

Number of Species in an area
—————————————————————
Total number of individuals in the same area
= Biodiversity Index

The closer the Biodiversity index is to 1 the higher the biodiversity of that habitat. The closer the Biodiversity index is to zero the lower the biodiversity of that habitat.

28
Q

What are the order of the declensions

A

Nominative
Genitive
Dative
Accusative
Ablative