Question

all living things require energy in one form or another. food webs illustrate how energy flows through ecosystems. examine this simple savanna food web. which of these correctly traces the flow of energy and matter in this food web? a grass → grasshopper → baboon → snake b grass → grasshopper → bird → vulture c grass → grasshopper → baboon → cheetah d shrub → antelope → snake → baboon → cheetah

Explanation:

A food web's energy flow starts with producers (plants) and moves to consumers in order. For option B: grass (producer) → grasshopper (primary consumer, eats grass) → bird (secondary consumer, eats grasshopper) → vulture (scavenger/consumer, feeds on organisms like birds) matches the web's connections. Other options have incorrect links (e.g., A: baboon doesn’t eat grasshopper; C: baboon doesn’t eat grasshopper; D: snake doesn’t eat antelope).

Answer:

B. grass → grasshopper → bird → vulture