Nitrates are used by plants to make amino acids and proteins. Most of the phosphorus cycle takes place at ground level. Phosphate is released by the slow breakdown of rocks. What two main biological processes are responsible for the cycling of oxygen?
Oxygen and hydrogen make up water
Two possible answers, the plant kingdom or the eukaryotic kingdom because the plant is within this category along with animals.
Plants are called producers because they make their own food. So the grass is the producer.
Answer:
Explanation:
Not sure about the first question but
#2: hybrid
#3: alleles
