Mock turtle soup

Is mock turtle soup made from mock turtles or is it soup which tastes like turtle soup but made from cheaper ingredients?TL

I wonder what a mock maths lecture would consist of.

Is there mock mathematics?

Are there mock lectures?

Do two mocks cancel each other out?

I think not.

Well I do think, two mocks are worse than one

There’s no such thing as a mock turtle.

Like there is no mock tiger