In the experiment, you will determine whether adding nutrients to the soil changes the community of plants growing there. This is done by looking at the habitat’s composition and structure. Write a scientific question that you are answering by doing this lab. Write your question in general terms, not in terms of specific plants

this is more of a statement than a question. is there answers to go along with this, or is it opinion based?

blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. as the ventricle contracts, blood leaves the heart through the pulmonic valve, into the pulmonary artery and to the lungs where it is oxygenated.