In His Studies of Succession in Glacier Bay, Chapin Found

question 35

Multiple Choice

In his studies of succession in Glacier Bay, Chapin found that as communities went from early to latter stages of succession, soil moisture _______ and nitrogen _______.

• A) increased; increased
• B) increased; decreased
• C) stayed about the same; increased
• D) decreased; increased

---

Definitions:

Basic Tastes

The human tongue's primary taste sensations which include sweet, sour, salty, bitter, and umami.

Citrus

Citrus refers to a genus of flowering trees and shrubs that produce fruit with a high vitamin C content, such as lemons, limes, oranges, and grapefruits.

Salty

Having a taste characteristic of salt, often used to describe the flavor of food.

Vibrating Molecules

Vibrating molecules are the movement of atoms within molecules that occurs due to thermal energy, responsible for phenomena such as temperature and sound propagation through materials.