Lichens Are Able to Obtain Nutrients from Their Environment By

question 73

Multiple Choice

Lichens are able to obtain nutrients from their environment by:

• A)secreting organic acids that liberate nutrients from surrounding materials.
• B)associating with a specific photosynthetic symbiont.
• C)digesting "pollutants" in highly polluted environments.
• D)digesting small organisms that live on the surface of the lichen.

---

Definitions:

Uncertainty Reduction

The process of acquiring information to minimize the uncertainties about decision-making or more fully understand a situation.

Optimizing

The process of making the best or most effective use of a situation, resource, or opportunity with the goal of achieving the optimum outcome.

Implementation Stage

The phase in a project or strategy where plans are executed and theories are put into practice.

Ethics Double-check

A process of verifying that actions or decisions adhere to moral and ethical standards.