Science Assessment ~ Topics ~ Matter and Energy in Living Systems ~ Item ME014003 ~ Student Performance

Log In | Register

add to
my item bank

Animals are made up of body structures including muscle and skin. Aside from water, what are these body structures mostly made up of?

Animal body structures are made up mostly of fat molecules.
Animal body structures are made up mostly of protein molecules.
Animal body structures are made up mostly of carbohydrate molecules.
Animal body structures are not made up of molecules. They are made up mostly of cells.

Pre-Test

Distribution of responses
Answer Choice		Overall	Grades		Gender		Primary Language
		n = 375	6–8 n = 375	9–12 n = 0	Male n = 207	Female n = 168	English n = 347	Other n = 28
A.	Animal body structures are made up mostly of fat molecules.	25%	25%	NAN%	26%	24%	24%	29%
B.	Animal body structures are made up mostly of protein molecules.	29%	29%	NAN%	31%	25%	30%	11%
C.	Animal body structures are made up mostly of carbohydrate molecules.	7%	7%	NAN%	7%	7%	6%	14%
D.	Animal body structures are not made up of molecules. They are made up mostly of cells.	40%	40%	NAN%	36%	45%	39%	46%

Post-Test

Distribution of responses
Answer Choice		Overall	Grades		Gender		Primary Language
		n = 378	6–8 n = 378	9–12 n = 0	Male n = 207	Female n = 171	English n = 350	Other n = 28
A.	Animal body structures are made up mostly of fat molecules.	4%	4%	NAN%	3%	5%	4%	4%
B.	Animal body structures are made up mostly of protein molecules.	89%	89%	NAN%	89%	88%	90%	75%
C.	Animal body structures are made up mostly of carbohydrate molecules.	6%	6%	NAN%	6%	6%	5%	14%
D.	Animal body structures are not made up of molecules. They are made up mostly of cells.	2%	2%	NAN%	1%	2%	1%	7%