Final answer:
Tolerance is a physiological concept used to study adaptations in specific habitats and measure an organism's flexibility. It helps in observing the habitat or location of an organism.
Step-by-step explanation:
Tolerance is a physiological concept used to study the adaptations that enable individuals to live in specific habitats. It involves the study of physiological, morphological, and behavioral adaptations that help organisms survive in different environments. Tolerance is helpful in observing the habitat or location of an organism and can measure the flexibility of the organism.