Rate of growth of a seedling over two weeks
Answer:
Classification system changes because the scientists find new evidence in their studies.
Explanation: The world is always changing and growing and dying as well as developing, so over time things change. For example, as you grow up do you stay the same? No, you notice the physical changes happening, well thats sort of like how the earth and its ways are always changing as well.
Soil, water and food are all nonliving reservoirs of infection
A. Rate of growth of a seedling over two weeks.
1. The sun or heat
2. It becomes Runoff
3. Animals breath in oxygen and release carbon.
4. It makes nitrogen available to other organisms
