Biological Molecules IGCSE Biology
Authored by Anu Munkhjargal
Biology
9th Grade
NGSS covered
Used 507+ times
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23 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
Which of the following categories do most molecules in living organisms fall into?
Carbohydrates, Proteins, Nucleic Acids
Carbohydrates, Proteins, Lipids
Proteins, Lipids, Nucleic Acids
Carbohydrates, Nucleic Acids, Lipids
Tags
NGSS.HS-LS1-6
2.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
What are the basic units of most fats (lipids) in the body?
Glycerol molecule chemically bonded to 3 fatty acid chains
Glycerol molecule chemically bonded to 1 fatty acid chain
Glycerol molecule chemically bonded to 2 fatty acid chains
Glycerol molecule chemically bonded to 4 fatty acid chains
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
How many different amino acids are there?
25
20
15
10
Tags
NGSS.HS-LS1-6
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
What is the molecule that contains the instructions for the growth and development of all organisms?
DNA
Lipid
Protein
RNA
Tags
NGSS.HS-LS1-1
NGSS.HS-LS3-1
5.
FILL IN THE BLANKS QUESTION
1 min • 3 pts
... are divided into fats (solids at room temperature) and oils (liquids at room
temperature)
(a)
6.
FILL IN THE BLANKS QUESTION
1 min • 3 pts
Proteins are made of long chains of (a)
Tags
NGSS.HS-LS1-1
7.
MULTIPLE CHOICE QUESTION
45 sec • 3 pts
The building blocks of proteins are ....
glycerol and water
glucose
amino acids
triglycerides
Tags
NGSS.HS-LS1-1
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