It combines science chapters on how plants and animals depend on each other for food, shelter, protection, and reproduction;
(It; combines; science chapters; on how plants and animals depend on each other for food, shelter, protection, and reproduction) (plants and animals; depend; on each other; for food, shelter, protection, and reproduction)
It plants and animals
combines depend
science chapters on how plants and animals depend on each other for food, shelter, protection, and reproduction
on each other for food, shelter, protection, and reproduction