Energy Flow — Prelims Questions

If the energy available at the producer level in a grassland ecosystem is $10,000,\text{J}$, what would be the energy available to the secondary consumers, assuming a 10% energy transfer efficiency at each trophic level?

Which of the following statements about energy flow in an ecosystem is INCORRECT?

Which type of ecological pyramid can be inverted in certain ecosystems?

In a grazing food chain, the energy flows from:

If a food web is more complex, what does it generally imply about the ecosystem's stability?

Which of the following is NOT a consequence of the inefficient energy transfer between trophic levels?