Oxygen because we need it to breath if that’s the wrong anwser sorry but it should be right
Answer:
The answer is Kingdom .
Explanation:
Kingdom is place the highest in the level of classification .
Answer:
Nitrate deficiency
Explanation:
Plants absorb nitrates in water through their roots. Nitrates are present in high levels in plant fertilisers. Without nitrates, the amount of chlorophyll in leaves reduces. This reduces the plant's ability to photosynthesise and grow properly, which reduces the farmers' crop yield .
