Question

Which of the following represents a possible food chain found in a pond :

Primary producers	Primary consumers	Secondary consumers
(a) green algae	fish	mosquito larvae
(b) fish	green algae	mosquito larvae
(c) mosquito larvae	fish	green algae
(d) green algae	mosquito larvae	fish

Answer 1

(d) green algae, mosquito larvae, fish

In a pond, green algae are the primary producers. Green algae are consumed by mosquito larvae, which therefore become the primary consumers. Mosquito larvae are consumed by fish, which then become the secondary consumers.