State whether the following statements are true/false.
(i) Plants form the first level of every food chain in the ecosystem, either directly or indirectly.
∙ Producers, also known as autotrophs, make their own food.
∙ They make up the first level of every food chain
∙ Usually, the first and lowest level contains the producers, green plants.
∙ The plants or their products are consumed by the second-level organisms - the herbivores, or plant eaters.
∙ At the third level, primary carnivores, or meat eaters, eat the herbivores; and at the fourth level, secondary carnivores eat the primary carnivores.