A mother hen and her four chicks

By Ervín Pospíšil GFDL, CC-BY-SA-3.0 or CC BY-SA 2.5-2.0-1.0, via Wikimedia Commons

Which of these is the best example of a limiting factor on the population of chickens on a farm?

Choose one answer

Type a concept, like “slope” or “photosynthesis”.

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