After looking at the diagram of organism, the sequence that will best represent the food chain within this particular food web is sedges-ants-frogs-kookaburras. So the correct answer choice will be number 2.
Answer:
nutrients in the soil is the correct answer
Oxygen, nourishment (vitamins, lipids, fats, etc.)
Answer:
D, think of chemical changes. When iron rusts it is chemically changed. The other answers are a change in form or a property of iron.