Ch1 Intro to Bio Review

The work of a scientist usually begins with...

• Creating an experiment

• Testing a hypothesis

• Making an observation

• Drawing conclusions

A hypothesis can be proved wrong

• True

• False

A well-tested explanation that unifies a broad range of observations is a/an

• Hypothesis

• Theory

• Inference

• Controlled experiment

1. The process by which organisms keep their internal conditions fairly constant is called

• Homeostasis

• Metabolism

• Photosynthesis

• Evolution

Safety is important when working

• In a lab

• With animals

• With humans

• All of the these circumstances

The smallest unit of life is the

Which of the following is an example of qualitative data?

• There are 10 ants

• The room is 10 feet long

• The bunnies are 5 weeks old

• The apple was sweet and tart

A thermometer measures...

• length in centimeters

• Degrees in Celsius

• Mass in grams

• Volume in milliliters

A balance measures...

• Mass in grams

• Degrees in Celsius

• Volume in milliliters

• Length in centimeters

A graduated cylinder measures...

• Degrees in Celcius

• Mass in grams

• Length in centimeters

• Volume in milliliters