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a plant
The first level of a food chain should always be a producer of some sort, such as a tree or plant. It is the start of the food chain - and without it, the entire food chain would fall apart and into pieces; as it would disrupt the order of the levels in a food chain.
the sun
Efficiency decreases as length of food chain increase as little foo is available at end of food chain .
every food web and food chain transfers into radient energy:)
Every food chain and food web diagram shows the transfering of energy.
Every animal is in the food chain
the hawk
Producers are living things that begin every food chain.
Every animal competes in a food chain
because its an animal and every animal is on the food chain
The length of a food chain is related to its efficiency by when it is smaller it is more efficient. This is because the energy is not being used up as quickly.