People can add.......to their soil to ensure that plants can make the proteins needed for growth.
The distribution of organisms is affected by..
The temperature may affect the distribution of an organism,for example..
The availability of nutrients can affect the distribution of plants and animals because..
Availability of light can also affect the distribution of plants and animals because..
If there is a shortage of water then the distribution of both plants and animals will be affected..
The availability of oxygen affects the distribution of water animals,for example..
The lack of carbon dioxide will..
A quadrat is..
Sample size is..