key definitions - living world 1 Flashcards
Food chain
A series of connected plants and, animals, showing which species eat which.
A series of connected plants and, animals, showing which species eat which.
Food chain
food web
A network of interconnected food chains, showing a movement of energy and nutrients through an ecosystem.
A network of interconnected food chains, showing a movement of energy and nutrients through an ecosystem.
food web
biotic components
the living part of an ecosystem.
the living part of an ecosystem.
biotic components
abiotic components
the non-living parts of an ecosystem
the non-living parts of an ecosystem
abiotic components
Ecosystem
a natural system of plants, animals, and their natural environment. Can be small as a tree or as large as several continents.
a natural system of plants, animals, and their natural environment. Can be small as a tree or as large as several continents.
ecosystem
producers
green plants that convert energy from the sunlight by photosynthesis.
green plants that convert energy from the sunlight by photosynthesis.
producers
consumers
Animals that eat other living things to get their energy. Can be primary which eats plants or secondary which eats other animals.
Animals that eat other living things to get their energy. Can be primary which eats plants or secondary which eats other animals.
consumers
decomposers
things that break down dead plant and animals remains to return nutrients to the soil.
things that break down dead plant and animals remains to return nutrients to the soil.
decomposers
nutrient cycling
the movement of foods that are used by plants. these come from rainwater, or from the weathered rock under the soil.
the movement of foods that are used by plants. these come from rainwater, or from the weathered rock under the soil.
nutrient cycling
biodiversity
the variety of plant and animal life in a particular ecosystem. the higher the better
the variety of plant and animal life in a particular ecosystem. the higher the better
biodiversity
deciduous
plants that drop their leaves to conserve water and survive the winter.
plants that drop their leaves to conserve water and survive the winter.
deciduous
coniferous
plants that have’s leaves all ear round, like Christmas tree
plants that have’s leaves all ear round, like Christmas tree
coniferous
