question_answer 36)

  If a grasshopper is eaten by a frog, then the energy transfer will be from (a) producer to decomposer                                       (b) producer to primary consumer (c) primary consumer to secondary consumer    (d) secondary consumer to primary consumer

Answer:

                  (c)In a food chain, if a grasshopper is eaten by a frog, then the energy transfer will be from primary consumer to secondary consumer. Grasshopper feeds on producers i.e., the grass/plants. So, it occupies the level of primary consumer. Frogs, eating grasshopper thus becomes the secondary consumer.