Integrated Science

1The stage of a housefly's life cycle that feeds on rotting material is the

2Decomposers return nutrients to the soil by

3In the carbon cycle, fossil fuels are formed from

4Lightning contributes to the nitrogen cycle by

5The process by which nitrogen gas in the air is changed into nitrates in the soil by bacteria is

6Nitrogen-fixing bacteria are found in the root nodules of

7The process by which plants make food using sunlight is

8The process by which plants lose water vapour through their leaves is

9Which organisms break down dead plants and animals and return nutrients to the soil?

10The life cycle of a mosquito includes egg, larva, pupa and