Food Test A

advertisement
QUIZ #3: FOOD LAB
1. Hypothesize on what you should see
if you performed a fat test on fried
chicken?
a. You should see an orange color
change in the test tube.
b. You should see a greasy stain on the
brown paper
c. You should see a blue-black color
change in the test tube.
d. You should see no color change.
2. Which of the following is NOT a lipid?
a. enzyme
c. butter
b. steroid
d. triglyceride
3. Jaysolin reported a positive (+) test
because she observed that there was
a color change from blue to pink
to lavender to purple. What organic
compound was Jaysolin testing for?
a. simple sugar
c. lipid
b. complex sugar d. protein
4. Amber wanted to know if complex
carbohydrates are present in the food
she is eating. Which of the following
reagents do you expect Amber to
use?
a. Benedict’s solution
b. Biuret reagent
c. Brown paper
d. Lugol’s iodine
5. Which of the following makes up the
plant cell wall?
a. starch
c. cellulose
b. glycogen
d. lipids
6. Which of the following will NOT yield
a positive result when using
Benedict’s solution?
a. monosaccharide c. fructose
b. glucose
d. polysaccharide
7. Mykell reported a negative (-) result
because he did not observe color
change blue to green to orange to
brick red. This means that Mykell’s
food sample does NOT contain:
a. simple sugar
c. lipid
b. protein
d. complex sugar
8. Which of the following reagent :
organic compound relationship is
mismatched:
a. sodium hydroxide : lipid
b. benedict’s solution : simple sugar
c. iodine : starch
d. biuret : protein
9. You tested an unknown food
substance and it tested positive for
starch but negative for lipids,
proteins, and simple sugar. Which of
the following is this sample more
likely to be:
a. chicken
c. banana
b. rice
d. butter
10. The set up shown is definitely a test
for
a. proteins
b. complex sugars
c. simple sugars
d. lipids
VERY IMPORTANT: Shade your Test Version
Your Test Version is A
Download
Related flashcards
Create Flashcards