Assume that producers in an ecosystem have 1,000,000 kilocalories of energy. How much energy is available to primary consumers? this is the only question i dont understand on my worksheet please hellp

If an ecosystem has 1,000,000 kilocalories of energy in the producers only 100,000 kilocalories of energy would be available to the primary consumers.

Explanation:

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the major parts of the digestive system:

salivary glands.

pharynx.

esophagus.

stomach.

small intestine.

large intestine.

rectum.

accessory digestive organs: liver, gallbladder, pancreas.

the answer is d. chordata