Phosphorous cycle

Question 1

why do organisms need phosphorous

Answer 1

in order to produce certain molecules such as phospholipids for cell membranes and nucleic acids for DNA and RNA and they produce ATP

Question 2

Step 1

Answer 2

phosphorous in rocks released into soil and water in the form of ions by weathering of rocks

Question 3

step 3

Answer 3

ions are taken in by consumers by feeding

Question 4

Step 2

Answer 4

ions are taken up from soil by plants through roots or absorbed in water by algae

Question 5

step 4

Answer 5

phosphate ions are in waste and dead organisms tube released back into soil by decomposition by saprobionts