Abiotic Factors (AQA GCSE Biology): Flashcards
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15 cards from this deck
Abiotic factors
Abiotic factors
Non-living elements of environment affecting organisms
Light's role in plants
Light's role in plants
Essential for photosynthesis
Light intensity impact on communities
Light intensity impact on communities
Affects plant populations & species depending on them
Temperature & enzyme activity
Temperature & enzyme activity
Temperature influences enzyme activity rate
Temperature effects on organisms
Temperature effects on organisms
Affects reproduction, growth, migration, hibernation
Moisture levels importance
Moisture levels importance
Crucial for survival; needed in biological processes
Low moisture impact
Low moisture impact
Limits plant growth, reduces food & habitat for animals
Soil pH effect
Soil pH effect
Affects decay rate & availability of mineral ions
Soil composition changes impact
Soil composition changes impact
Affects plant distribution & health, influences ecosystem
Wind & transpiration
Wind & transpiration
Wind affects transpiration rate in plants
High wind intensity effects
High wind intensity effects
Increases water loss, affects growth & seed/pollen dispersal
role in plants
role in plants
Necessary for photosynthesis
Increased levels effect
Increased levels effect
Enhances plant growth but affects species distribution
Oxygen levels in water
Oxygen levels in water
Vary greatly, unlike in air
Low oxygen in water impact
Low oxygen in water impact
Decreases aquatic survival, affects entire food chain