What is biomass ? ♡

What is a carnivore ? ♡

What is an decomposer ? ♡

What is a food web ? ♡

What is a herbivore ? ♡

What does persistent mean ? ♡

What is a producer ? ♡

What is a primary consumer ? ♡

What is a pyramid of numbers used for ? ♡

What is a secondary consumer ? ♡

What is a tertiary consumer ♡

What is a top predator ? ♡

What is trophic level ? ♡

In a food chain what do the arrows show ? ♡