False a watershed is an area of land that contains a common set of streams and rivers that all drain into a single larger body of water
Each bone has a humerus. The ones that have these bones are humans, lions and birds
A molecule is a group of two or more atoms held together by chemical bonds. A compound is a substance which is formed by two or more different types of elements which are united chemically in a fixed proportion. All molecules are not compounds. All compounds are molecules.
I don't know a lot about volcanos, but I can help you with the formatting
The best summary of the process of natural selection will be provided bythe option D that is genes are always passed from parent to offspring . Hence , out four inheritance is one of the option in the given question that is gene are passed from parent to offspring .