The detritus food chain has all the following characteristics, except

Match the following columns and select the correct option.

Which of the following organisms in the given food web act as a secondary consumer?

Match Column I with Column II and select the option with correct code.

	Column I		Column II
$\left(\mathrm{a}\right)$	Gross primary productivity	$\left(\mathrm{i}\right)$	Green plants
$\left(\mathrm{b}\right)$	Secondary productivity	$\left(\mathrm{i}\mathrm{i}\right)$	Rate of synthesis of organic matter by consumers
$\left(\mathrm{c}\right)$	Transducers	$\left(\mathrm{i}\mathrm{i}\mathrm{i}\right)$	Total organic matter produced from solar energy
$\left(\mathrm{d}\right)$	Food web	$\left(\mathrm{i}\mathrm{v}\right)$	Interconnection of food chains