Seabiscuit Fishing Boats in One Area Used to Bring in Mostly

question 33

Multiple Choice

Seabiscuit fishing boats in one area used to bring in mostly adult cod.Now they are catching mostly herring and small cod form the lower trophic levels.This is __________.

• A)fishing up the food chain
• B)harvesting at the maximum sustainable yield
• C)utilizing bycatch
• D)fishing down the food chain

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Definitions:

Survival Value

The extent to which a trait or behavior enhances the chances of survival and reproduction of an organism.

Stand Alone

A term used to describe something that operates independently or is self-sufficient, without the need for external support.

Myelin

A fatty substance that forms a sheath around the axons of neurons, facilitating faster transmission of nerve impulses.

Neurons

Specialized cells that transmit nerve impulses; the basic building blocks of the nervous system.