Bio Unit 1

What is the basic unit of matter?

• Atom

• Element

• Isotopes

What is a pure substance that consists entirely of one type of atom

• Atoms

• Element

• Isotopes

An element that contains the same number of protons but different number of neutrons

• Atoms

• Elements

• Isotopes

What is a substance formed by the chemical combination of two or more elements

• Isotopes

• Chemical Bond

• Chemical Compound

A force that holds together atoms that form a compound

• Isotopes

• Chemical Bond

• Chemical Compound

What is the center of an atom that contains the protons and electrons?

• Atom

• Element

• Atom

Which one is the correct order for the Scientific Method?

• Hypothesis, experiment, observations, conclusion, data collection

• Experiment, observations, hypothesis, data collection, conclusion

• Observation, hypothesis, experiment, data collection, conclusion

Even though the weather is cold, a squirrel maintains a constant internal body temperature, this is referred to as?

• Homeostasis

• Hypothesis

• Stimuli

All organisms need to do the following EXCEPT

• Use energy

• Grow and Develop

• Breath Oxygen

What unit is used to measure your soda?

• meter

• liter

• gram