Unit 1 Bio I

Which piece of a glassware is never used for making measurements?

• beaker

• graduated cylinder

• test tube

micah needs 25mL of motor oil to test his combustion engine. which tool would give him the most precise measurement

• graduated cylinder

• flask

• test tube

• beaker

if available the body will always digest which macromolecules for energy first

• carbohydrates

• enzymes

• lipids

• acids

the macromolecules that make up the majority of the cell membrane's structure are

• carbs

• acids

• proteins

• lipids

which category of carbon-based molecules includes sugars and starches

• lipids

• proteins

• carbs

• phospholipids

which of the following measurements below is the most accurate?

• erlenmeyer flask 325mL

• beaker 500mL

• beaker 48mL

• beaker 400mL

which of the measurements below is the most precise

• graduated cylinder 80.6 mL

• graduate cylinder 35 mL

• beaker 48mL

• beaker 55mL

when designing an experiment, scientists will test a relationship between a cause and effect. The effect is known as

• dependent variable

• indepdent variable

• control group

• nothing