Abiotic/ Biotic
A living thing in an ecosystem is what?
Biotic factor
What eats the mushroom?
Beetle
All living things depend on what?
Plants
This shows us in a straight line what eats what?
Food chain
What is always the bottom of the food web?
Producers or plants
A non living thing in an ecosystem is what?
Abiotic factor
What eats the fly?
The mouse and spider
Decomposers (Worms, bacteria, fungi) put what back into the soil?
Nutrients
What make all the food for food webs?
Producers
A primary consumer eats what?
Producers or plants
A fish that has died is which?
Biotic Factor
What eats the squirrel and what does the squirrel eat?
The pine martin and owl eat the squirrel.
The squirrel eats caterpillar and fern.
Most plants on the Earth live here?
The Ocean
These breakdown dead animals and plants to replenish the soil. Examples are worms, fungus, and bacteria.
Decomposers
An herbivore eats what?
Plants
What of the following is an example of a biotic factor depending on an abiotic factor?
a)Lions depending on gazelle for food.
b)Fish depending on water for a habitat and for oxygen.
b)Fish depending on water for a habitat and for oxygen.
What are the 3 tertiary consumers?
Pine martin, owl, and badger
Why is plants the most numerous (biggest) part of a food pyramid?
Everything thing depends on the energy produced by plants.
What does an omnivore eat?
Plants and animals
Energy flows from ___________ to ___________ in a food web.
Producers (plants) to consumers
A very hot summer causing the population of mice to decrease. What are the abiotic and biotic factors?
Abiotic= Summer
Biotic= Mice
What 2 organisms are primary consumers and are eaten by the spider and mouse?
The ant and fly
Plants use what 3 things in photosynthesis?
Sunlight, Carbon Dioxide, and Water
Interlocking food chains are known as what?
Food Web
What type of consumer is considered top of the food pyramid?
Tertiary