Once pregnancy has been established, a temporary organ called the develops on the uterine wall and provides nourishment and oxygen to the fetus as well as transfers waste products from the fetus back into the mother's body for disposal.

Placenta

The placenta is an organ that develops on the uterine wall during pregnancy. This structure provides oxygen and nutrients to the growing baby and it removes waste products from the fetus's blood. The placenta attaches to the wall of the uterus, and fetus's umbilical cord arises from it. In most pregnancies, the placenta attaches at the top or side of the uterus.

The answer is

Placenta

Explanation:

The placenta is a large organ that develops during pregnancy. It is attached to the wall of the uterus, usually at the top or side. It provides oxygen and nutrients to the fetus and removes carbon dioxide and other waste products.

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answer: national resource conservation services

national resource conservation services is the us. based approach that provides technical and financial assistance for natural resource management. nrcs society in conservation of resources by involving in activities like farmland protection, flood prevention, watershed protection, urban conservation, conserves economic and environmental conditions. it conducts soil surveys and implements the policy of natural resources management on the society.