Identify the correct type of food chain.
Dead animal $\rightarrow$ Blow flymaggots $\rightarrow$ Common frog $\rightarrow$ Snake
Grazing food chain
Detritus food chain
Decomposer food chain
Predator food chain
Which of the following ecosystems has highest productivity?
Which of the following trophic levels are occupied by sparrow?
In a food chain of grassland ecosystem, the top consumers are
Herbivores are called