Chapter 1 Review Notes

The best experimental design ___________________.

1. Includes a large sample size for each condition 2. Includes a control group 3. Alters only one condition between the control and the experimental condition

Bats use echolocation to orient themselves and locate objects. Doing this requires special adaptations in their inner ear, midbrain, and auditory cortex of their cerebrum. The echolocation system of bats is an example of __________.

An organ system

Which of the following sequences correctly represents the biological hierarchy of a multicellular organism?

Cells-tissues-organs-individual

The caves in upstate NY, where Alan Hicks team first noticed deaths of thousands of bats represent the ___________________________.

Ecosystem where the bats lived.

The human heart pumps blood throughout the blood vessels in the body. This is a scientific ___________.

Fact

During the study period the bats were monitored for WNS. Which group is the control group?

Group 1 (housed in area free from the fungus)

Experimentation is the primary, but not the only means to verify or refute the ____________ made by a hypothesis.

Predictions

Which of the following questions could not be used to develop a testable hypothesis?

Should everyone drink bottled water only?

A scientific hypothesis must be __________. If not, science cannot evaluate it.

Testable

Whenever we _______________, we are proceeding scientifically.

Try to solve a problem by systematically evaluating the plausibility of various solutions.

Is it important for scientists to communicate their results to fellow scientists?

Yes, the quality and accuracy of the scientific work can be enhanced by input, further review and possibly even repetition by other scientists in the science field.