Concept of Eutrophication

Question 1

_____________ _______ die due to lack of _______. _________ grow rapidly and use up ________ oxygen as they ____________ the _______ plants

Answer 1

Other organisms die due to lack of _________.

Question 2

Summarise eutrophication

Keywords: Excess fertilizers, Nutrients in _______, growth of, submerged plants, bacteria growth, dissolved oxygen

Answer 2

1) Excess fertilizers are washed into a water body
2) Nutrients in fertilizers increase the growth of algae and water plants in the water body
3) Submerged plants die due to lack of sunlight. Bacteria grows rapidly and use up dissolved oxygen as they decompose dead plants
4) Other organisms die due to lack of oxygen

Question 3

___________ ____________ are washed into a water body

Answer 3

_____________ in fertilizers ________ the growth of ________and ______ ________ in the water body