A second order consumer is the organism that eats the primary consumer.
http://wiki.answers.com/Q/What_is_a_second_order_c...

Secondorder Consumer  the organism that eats or derives nutrients...
http://www.chacha.com/question/whataresecondord...

Set your second order polynomial equal to zero. This means your polynomial should be of the form ax^2+bx+c=0. For instance, the expression 2x^2+2x+2=14 should be written as 2x^2+2x
http://www.ehow.com/how_5059864_rootssecondorder...

I take it that third order thinking is thinking about thinking. In this we can follow the pattern laid down by Bateson in his article on Learning in Steps to the Ecology of the mind
http://www.quora.com/Whataregoodexamplesofsec...
