Adh is produced in the and released to the blood from the .

1.Magnocellular neurons of hypothalamus

2.posterior pituitary

Explanation: ADH is antidiuretic hormone it is found in the hypothalamus part of the brain and transported to the pituitary gland where it is stored.

It reduces the amount of fluid loss in the body and regulates blood pressure through its action on the kidney. When Antidiuretic hormone concentration is high it causes blood vessels to shrink there by leading increase in blood pressure.

affects the water bodies: excessive use of fertilizers causes eutrophication. the fertilizers which are used on plants affect the quality of land on which it is used, further causing erosion of soil. the fertilizers used on plants contain harmful chemical fumes which affect the environment.

the scientific method.