Carbohydrates and Lipids IB Paper 1 Practice Qs

Quiz
•
Biology
•
11th Grade
•
Medium
Standards-aligned
Julius Zama
Used 2+ times
FREE Resource
26 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Carbon is one of the most abundant elements found in the molecules of living organisms. Which of the following statements does not refer to a property of carbon that allows it to play an integral biochemical role in the molecules of living things?
It has four electrons in its outer shell meaning it can form four covalent bonds with other atoms
When it bonds with hydrogen it creates a dipole that allows it to form hydrogen bonds with water and other polar molecules
It can form double and triple bonds with adjacent carbon atoms to allow unsaturated compounds to form
Produces a tetrahedral-shaped structure which allows the formation of varied carbon compounds which have different 3-D shapes
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following bonds link two monosaccharides together to form a disaccharide?
Hydrogen
Ester
Glycosidic
Peptide
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The diagram below shows a component of a triglyceride. Which of the following correctly identifies this component?
Saturated fatty acid
Polyunsaturated fatty acid
Monounsaturated fatty acid
Phospholipid
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following features does not explain why lipids are excellent long-term storage compounds?
A. They can be saturated or unsaturated
B. Less body mass is required to store a given amount of energy
C. They are insoluble and will not affect the osmolarity of the cell
D. Lipids are energy dense molecules
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following are involved in the formation of lipids?
A. I and II
B. I and IV
C. II and III
D. II, III and IV
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is not an example of a useful feature of molecular visualisation software?
Molecules of cellulose, starch and glycogen can be rotated to view their 3D structure
Visual comparisons can be made between the structure of cellulose, starch and glycogen
The specific function of cellulose, starch and glycogen can be displayed
The appearance of the atoms in the molecules can be changed
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which property of carbon makes it a good basis for organic molecules?
It exists in hard and stable forms like graphite and diamond.
It forms a varying number of covalent bonds to other atoms.
It can form millions of different compounds in association with hydrogen and oxygen.
It forms strong, ionic bonds with other atoms.
Tags
NGSS.HS-PS1-1
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