What are the basic units to make fats?
Movement into and out of Cells and Biological Molecules

Quiz
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Others
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9th Grade
•
Hard

Soham Roy
Used 16+ times
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52 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
glucose
amino acids
fatty acids and glycerol
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is starch made from?
glucose
amino acids
fatty acids and glycerol
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the basic unit to build proteins?
glucose
amino acids
fatty acids and glycerol
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The diagram shows cells from a storage organ of a plant.
The structures X are stained blue-black by iodine solution. (Hint: Plants photosynthesise to produce glucose. Excess glucose is stored as _____?)
What does X contain?
glycogen
starch
fat
amino acids
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A food substance is tested with three reagents.
Iodine solution remains brown.
The biuret test gives a purple colour.
The ethanol test gives an emulsion.
Which nutrient(s) does the food substance contain?
A
B
C
D
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A food containing fats is tested with ethanol emulsion test. what would be the positive result?
remains clear
cloudy white emulsion forms
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which food substance would produce a brick red precipitate when boiled with Benedict’s solution?
fat
protein
reducing sugar
starch
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