ECONOMICS

Detailed explanation-1: -Responsiveness. Responsiveness or irritability is concerned with detecting changes in the internal or external environments and reacting to that change.

Detailed explanation-2: -All groups of living organisms share multiple key characteristics or functions: order, sensitivity or response to stimuli, reproduction, adaptation, growth and development, regulation, homeostasis, and energy processing. When viewed together, these eight characteristics serve to define life.

Detailed explanation-3: -A habitat is a place where an organism makes its home. A habitat meets all the environmental conditions an organism needs to survive.

Detailed explanation-4: -Temperature. Temperature has the single most important influence on the distribution of organisms because it determines the physical state of water. Most organisms cannot live in conditions in which the temperature remains below 0 °C or above 45 °C for any length of time.