First Week Review

When you state the problem it should always be in the form of a....

• statement
• question
• answer
• paragraph

All the life on our planet is part of the...

• biome
• biosphere
• habitat
• ecosystem

Scientists love when you call a hypothesis "an educated guess"

• True
• False

How many things should you change in your experiment? 

• one
• two
• three
• as many as possible

What is the name of the variable that you change in an experiment? 

• independent variable
• dependent variable
• changing variable
• experiment variable

What is the name of the variable that you measure in an experiment? 

• independent variable
• dependent variable
• measurable variable
• experimenting variable

All the things that remain the same in your experiment are called...

• controls
• testers
• experimentals
• steadiers

All the living and nonliving things in an area make up a...

• community
• population
• ecosystem 
• species

An organisms role or way of life in an ecosystem is...

• a biome
• a habitat
• mutualism 
• a niche

A relationship where both organisms benefit is called...

• mutualism
• commensalism
• parasitism
• predation