Nitrogen Fixing Bacteria in the Roots of Soybeans Help Provide

question 42

Multiple Choice

Nitrogen fixing bacteria in the roots of soybeans help provide a source of nitrogen to the plants,and in exchange obtain food from the plants.Which type of interaction is this?

• A)Mutualism
• B)Commensalism
• C)Parasitism
• D)Predation
• E)Herbivory

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Definitions:

Prolactin

Hormone of the adenohypophysis that stimulates the production of milk.

Oxytocin

A hormone released by the pituitary gland that causes increased contraction of the uterus during labor and stimulates the ejection of milk into the ducts of the breasts.

Uterine Smooth Muscle

The muscle tissue in the uterus, responsible for the contractions during menstruation and childbirth.

Digestive System

A group of organs working together to convert food into energy and basic nutrients to feed the entire body.