Biodiversity Flashcards

(28 cards)

1
Q

What’s biodiversity?

A

The variety of life in the world. Used to measure the health of ecosystems.

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2
Q

What is a species?

A

A group that can freely breed under natural conditions.

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3
Q

Hybridization:

A

Crossbreeding of two different species

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4
Q

Morphology:

A

Physical appearance and characteristics of an organism

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5
Q

Variation:

A

Differences among individuals in a species, often due to unique gene combinations, contributing to genetic diversity

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6
Q

Evolutionary change:

A

Populations grow or change over long periods of time

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7
Q

Genetic diversity:

A

All the different forms of genes in a species, helps species survive

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8
Q

Ecosystem diversity:

A

Includes both heterotrophs and autotrophs

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9
Q

Heterotrophs:

A

Organism that eats others for energy

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10
Q

Autotrophs:

A

Organisms that produce their own food from natural elements

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11
Q

Ecosystem:

A

Made of species and their environment

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12
Q

Species diversity:

A

means having different types of plants, animals, and other living things in an ecosystem. It helps the ecosystem survive changes in the environment.

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13
Q

Ecosystem diversity:

A

means having different places where plants, animals, and other living things live. More variety makes the ecosystem healthier.

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14
Q

Human impact:

A

High biodiversity helps ecosystems stay strong, and important species like honeybees are key to their survival.

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15
Q

Biodiversity loss:

A

Threatens food supply, eliminates natural medicines, disrupts ecosystems, and affects tourism and forestry

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16
Q

Taxonomy:

A

The science of classifying organisms
( created by Carolus Linnaeus)

17
Q

How organisms are classified:

A

Based on observable characteristics such as morphology, behaviour, and geographic location

18
Q

What scientific name is a species given:

A

Binomial nomenclature
Genus is capitalized, followed by the species name

19
Q

Organism that look the same are grouped into:

A

Levels or ranks

20
Q

What is each level called:

21
Q

Classification hierarchy

A

Kingdom—phylum—class—order—family—genus—species

22
Q

Prokaryotes

A

Unicellular organisms with no membrane bound organelles

23
Q

Eukaryotes

A

Unicellular and multicellular organisms with organelles with membranes around the organelles

24
Q

6 kingdoms, these include:

A

Animals, plants, fungi, bacteria, archaea, protist

25
Carl worse further grouped kingdoms into 3 distinct groups called
Domain
26
The domain eubacteria contains only
Kingdom of eubacteria
27
The domain archaea contains only the
Kingdom archaea
28
The domain eukarya contains
Plants, animals, Protista and fungi