Which Statement Describes the Role of Photosynthesis in an Ecosystem

question 10

Multiple Choice

Which statement describes the role of photosynthesis in an ecosystem?

• A)Primary producers convert chemical energy to light energy.
• B)Primary consumers rely directly on light energy. ​
• C)Primary producers convert light energy to chemical energy as a service to the ecosystem, not for their own gain. ​
• D)Primary consumers rely on primary producers to make light energy available in a usable form. ​
• E)Primary producers are heterotrophs and thus make no contribution to the flow of energy into the ecosystem. ​

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Definitions:

Money Supply

The overall amount of available money in an economy, which encompasses cash, coins, and the balances in checking and savings accounts, at a certain moment in time.

Discount Rate

The interest rate charged to commercial banks and other depository institutions for loans received from the Federal Reserve's discount window.

Reserve Requirements

Mandatory regulations set by central banks determining the minimum amount of reserves that must be held by commercial banks, ensuring they have enough cash on hand to meet withdrawal demands.

Monetary Policy

The process by which a central bank or monetary authority manages the money supply and interest rates to achieve economic objectives.