Role of micro-organisms

Question 1

decomposition

Answer 1

• the breaking down of substances into simpler organic matter
• nutrient cycle

Question 2

Importance of nitrogen fixing

Answer 2

• this is important because it is able to convert gaseous nitrogen into ammonia which will further be converted into nitrates and nitrites, this allows for a source of nitrates and nitrites to plants as well as it plays a major role in the nitrogen cycle

Question 3

symbiotic relationship between plants and animals

Answer 3

• parasitic symbiotic relationship

- plants are autotrophs (produce their own food) animals acquire their nutrients from the plants