Nutrient cycle

Question 1

what do rushes provide for the heron

Answer 1

Oxygen and food

Question 2

what do the heron provide for the insects

Answer 2

Waste and dead animals

Question 3

what do insects provide for rushes

Answer 3

Nutrients, carbon dioxide and dead plants

Question 4

what are nutrients

Answer 4

things plants need to grow properly

Question 5

biomass

Answer 5

the amount/weight of living organisms

Question 6

weathering

Answer 6

the break down of rocks

Question 7

leaching

Answer 7

the downward movement of minerals through the soil due to high rainfall