food chains and food webs

What travels through a food chain or web

energy

what is the ultimate energy for all life on earths

sun

what do food chain starts with

prim primary producers

what js the first organism in a food chain nd must always be what type of organism

autographs

name 2 food making processes

chemosynthesis and photosynthesis

where do chemosynthetic bacteria get their energy

chemicals in hydrothermal vents- cracks in the crust of the earth that are releasing chemicals and hot steam

what’s herbivore

organisms that only eat plants

herbivores are also called

heterotrophs

heterotrophs

organisms that obtain energy by consuming other organisms, not producers

carnivores

organisms that only eat animals

What is used to indicate the flow of energy in a food chain or web?

arrows

What happens to energy as we move from step to step in a chain or web?

moves up the chain 10%. the rest is lost as heat or is used

food web

lots of food chains

What is a trophic level?

An organism’s role in a food chain/ web

Autotrophs

Organisms that make their own food

 The 1^st trophic level consists of  primary consumers called

autotrops

Second trophic level (both names)

primary consumers and herbivore

Secondary consumers may be____ eating meat or _______s__ that eat both plants and animals.

Carnivores and omnivores

What do detrivores feed on

dead organisms

What organism feeds on dead plants and animals AND helps recycle them

decomposers