Biology 1 EOC Review

The variable that is being measured or observed is called the _______________. Hint: this is the variable that is the result or effect 

• independent variable
• dependent variable
• control variable

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid: water, apple juice, or milk. What variables should be kept constant/controlled? 

• type of plant, flower pot,  soil, and amount of sunlight
• water, apple juice, milk
• only the amount of sunlight
• type of plant only

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

This variable in an experiment is the one being deliberately changed by the scientist. 

• dependent variable
• independent variable
• data
• control group

Which biomolecule is this a picture of?

• Protein
• Nucleic Acid
• Lipid
• Carbohydrate

Which biomolecule is responsible for insulation and energy storage?

• Protein
• Nucleic Acid
• Lipid
• Carbohydrate

Which biomolecule is your main source of energy?

• Nucleic Acid
• Protein
• Lipid
• Carbohydrate

Tags

NGSS.MS-LS1-7

Which biomolecule turns iodine solution dark purple or black?

• complex carbohydrate (polysaccharide-starch)

• protein

• simple carbohydrate (monosaccharide)

• lipid

Which biomolecule does Benedict's solution test for?

• simple carbohydrate (monosaccharides)
• complex carbohydrates (polysaccharides)
• proteins
• lipids

Which reagent is used to test for lipids?

• Iodine (Lugol's) solution

• Benedict's solution

• Biuret solution

• Sudan III or IV solution

Which reagent is used to test for proteins?

• Iodine (Lugol's) solution

• Benedict's solution

• Biuret solution

• Sudan III or IV solution