Community and Interdependence Flashcards
What is a habitat?
The environment in which an organism lives
What is a population?
The total number of organisms in the same species living in the same geographicla area
What is a community?
The populations of all the different species living in the same area
What is an ecosystem?
The biotic and abiotic parts of an environment and how they interact
What do plants compete for in a habitat?
Light
Space
Water
Mineral ions in the soil
What do animals compete for in a given habitat?
Food
Water
Mating partners
Territory
Name two structural adaptations of camels
Long eyelashes to keep dust out of their eyes
Wide feet to prevent them from sinking in the sand
Name two functional adaptations of camels
Concentrated urine and dry faeces to reduce water loss
Name a structural adaptation of arctic foxes
Thick fur to insulate them and reduce heat loss to the air
Very small ears, reduces the surface area of the fox, reducing heat loss
Name two structural adaptations of cacti
Very small leaves to reduce water loss
Spikes to protect them from animals
What is an extremophile?
An animal or plant that can tolerate extreme conditions
Like high pressure/temperature or salinity
Name a factor that isn’t environmental which may affect the growth of a plant/animal?
DNA
