In a simple food chain, a frog eats insects and a snake eats the frog. The primary role of the frog in the food chain is?

It is clear from the above food chain that the grass occupies the first topic level which consists of producers. The second tropic level consist of primary consumers which is Insect. And the Frog assign the Third tropic level of food chain consisting of secondary consumers.Explanation:

- lead + phosphoric acid = hydrogen + lead(ii) phosphate

the correct answer would be d. hope this !