1. Introduction to Biology

Which of the following options has the correct order in terms of the hierarchy of the organization?

Use the word bank to complete the pyramid of life's organizational hierarchy below.

Word Bank:
Population
Organelles
Organ System
Cell
Tissues
Ecosystem
Organ
Community
Molecules
Multicellular Organism

Which of the following is the best example of an emergent property?

At which point of the organizational hierarchy does life emerge?

All the organisms on your campus make up a. an ecosystem. b. a community. c. a population. d. a taxonomic domain.

DRAW IT With rough sketches, draw a biological hierarchy similar to the one in Figure 1.3 but using a coral reef as the ecosystem, a fish as the organism, its stomach as the organ, and DNA as the molecule. Include all levels in the hierarchy.