Trophic Pyramids

Trophic Lesson Math Guided

By Kendrix Okeibunor

Multiple Choice

There are two creatures in the 4th level of the ocean trophic pyramid. What animals could they be and how much energy must each have?

• Blue Fin Tuna, Great White Shark, about 64 thousand each

• Blue Fin Tuna, Stingrays, about 32 thousand each

• Blue Fin Tuna, Great White Shark, about 32 thousand each

• Great White Shark, Blue Whales, about 64 thousand each

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Draw

Using your table, draw one producer and one primary consumer that eats that producer.

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Open Ended

What are four possible creatures for the second level of the Savannah trophic pyramid? Tell me what the population of each must be.

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Open Ended

What are three possible creatures for the third level of the Ocean trophic pyramid? Tell me what each of their populations must be.

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Multiple Choice

The average farm pig has 544,000 calories, which is 2,300,000 joules of energy. If a wolf consumes 9,000 joules of meat in a day, how many wolves can one pig feed in a week? Assume the wolves eat everything and share fairly.

• 36

• 37

• 60

• 1788

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Multiple Choice

The average farm pig has 2,300 kj (kilo-joules) of energy, which is 2,300,000 j (joules). An apple contains 0.5 kj of energy. Suppose you had a machine that could convert 10% of the energy in an apple directly into pork. How many apples would you need to create one pig?

• 46,000

• 5,111

• Over 1 million

• 115

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