The student is expected to:

1

• The student is expected to
• 2A know the definition of science and understand
  that it has limitations, as specified in
  subsection (b)(2) of this section
• 3D evaluate the impact of scientific research on
  society and the environment
• 3F research and describe the history of biology
  and contributions of scientists

2
KEY CONCEPT Biology is the study of all forms of
life.
3

• Earth is home to an incredible diversity of
  life.
• The biosphere includes all living things and all
  the places they are found.

4

• Earth is home to an incredible diversity of life.
  
• Every part of the biosphere is connected with
  every other part.
• The biosphere includes many environments.
• land environments

5

• The biosphere includes many environments.

• saltwater and freshwater environments

• portions of the atmosphere

6

• Biodiversity is the variety of life.

• Biodiversity generally increases from the poles
  to the equator.
• Biodiversity is greater in areas with
  consistently warm temperatures.

Biodiversity is greater closer to the equator.
7

• A species is one particular type of living thing.

• Members of a species can interbreed to reproduce.
  
• About 2 million different living species have
  been identified.

8

• Biology is the scientific study of all forms of
  life.
• Biology, or life science, is the scientific study
  of living things and their interactions with
  their environment.
• Science is the knowledge obtained by observing
  natural events and conditions in order to
  discover facts and formulate laws or principles
  that can be verified or tested.

9

• Humans have studied living things throughout
  history.
• Prehistoric cave paintings show that ancient
  people were interested in the animals they
  observed and used as food.
• The first classification system for living things
  is attributed to the Greek philosopher Aristotle
  and dates back to 330 BCE.

10

• Humans have studied living things throughout
  history.
• Italian artist and scientist Leonardo da Vinci
  began close studies of the anatomy of both
  animals and humans in the 14001500s.
• The Industrial Revolution, which began in the
  last half of the 18th century, brought about
  significant advances in travel, communication,
  and technology.