HH SEM1 EXAM_01

An organized way of gathering and analyzing evidence about the natural world is _________.

• chemistry

• physics

• science

• technology

To be useful in science, a hypothesis must be:

• correct

• measurable

• observable

• testable

Scientists conduct controlled experiments which include a control group to serve as a basis for comparison and include _________ that can be changed.

• a dependent variable

• an independent variable

• constant variables

• experimental groups

Scientists collect and analyze _________ and draw conclusions.

• controlled experiments

• data

• hypotheses

• observations

Scientific _________ are possible explanations for patterns.

• hypotheses

• laws

• theories

• worlds

What happens when new evidence does NOT support a scientific theory?

• The theory will be considered false and will not be used.

• The theory will either be modified, or rejected.

• The theory will remain, and the evidence will be discarded.

• The theory will remain, as science is not open to change.

Biology is the study of _________.

• chemical reactions

• gravity

• living things

• social relationships

Any living thing is called _________.

• a cell

• an atom

• an organism

• matter

The basic unit of living things is known as _________.

• atoms

• cells

• matter

• organisms

_________ is the chemical processes that help the organism use and store energy.

• evolution

• metabolism

• response

• virus