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AS GCSE Biology > B7 - > Flashcards

B7 - Flashcards

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1
Q

What is a habitat

A

The environment where an organism lives

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2
Q

What is a population

A

Total number of organisms of the same species living in the same geographical area

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3
Q

What is a community

A

Population of all the different species that live in the same habitat

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4
Q

What is an ecosystem

A

Both the biotic and abiotic parts of an ecosystem and how they react

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5
Q

What do plants compete for

A

Light
Space
Water
Mineral ions in soil

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6
Q

What do animals compete for

A

Food and Water
Mating partners
Territory

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7
Q

What is interdependence

A

Species in a community depending on each other for food

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8
Q

How can animals depend on plants

A

Food and shelter

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9
Q

How can plants depend on animals

A

Bees to spread pollen
Birds disperse seeds through faeces

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10
Q

4 Biotic Factors

A

Availability of food
New pathogens
New predators
Competition

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11
Q

7 Abiotic factors

A

Moisture level
Light Intensity
Temperature
Carbon Dioxide Level
Wind Intensity and Direction
Oxygen Level
Soil pH and Mineral Content

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12
Q

What are Structural Adaptations

A

Features of an organism’s body structure

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13
Q

Arctic Fox adaptations

A

White fur to camouflage against the snow

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14
Q

Whale adaptations

A

Thick layer of fat and low surface area to volume ratio to retain heat

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15
Q

Camel adaptations

A

Thin layer of fat and large surface area to volume ratio to help lose heat

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16
Q

What are Behavioural Adaptations

A

The way organisms behave, such as migrating to different climates

17
Q

What are Functional Adaptations

A

Things that occur inside and organism’s body related to processes

18
Q

Desert Animal Adaptations

A

Conserve water by producing little sweat and small amounts of concentrated urine

19
Q

Brown Bear Adaptations

A

During hibernation:
Lower metabolism to conserve energy so they don’t have to hunt

20
Q

3 Environmental Changes that affect the Distribution of Organisms

A

Change in availability of water
Change in temperature
Change in Atmospheric Gases

AS GCSE Biology (14 decks)

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