Biology II: MIDTERM EXAM REVIEW #1-25

The biosphere is

• all parts of Earth inhabited by living things

• the living world.

• animals and plants only.

• the nonliving world.

A squirrel and an oak tree are both examples of individual

• genes

• organisms

• cells

• ecosystems

Life’s basic unit of structure and function is the

• gene

• organism

• cell

• species

Each distinct form of life or type of organism is called a

• cell

• domain

• system

• species

Organizing similar species into larger groups is called

• natural selection

• homeostasis

• classification

• adaptation

Unlike the members of domains Bacteria and Archaea, the members of domain Eukarya

• are unicellular

• are very small

• have nuclei

• are made of cells

The process by which organisms keep their internal conditions relatively stable is called

• homeostasis

• evolution

• reproduction

• photosynthesis

What is the term for a localized group of organisms belonging to the same species?

• biosphere

• ecosystem

• population

• environment

The cells of multicellular organisms are often

• smaller than those of unicellular organisms.

• simpler than those of unicellular organisms

• specialized to perform particular functions.

• not dependent on one another.

Which list represents the levels of organization in a multicellular organism from the simplest level to the most complex level?

• tissue, cell, organ system

• organ system, organ, tissue, cell

• organ, tissue, organ system

• cell, tissue, organ, organ system