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Cambridge AS & A Level Biology 9700 — Revision Notes

1 · Cell Structure

0/26

2 · Biological Molecules

0/51

3 · Enzymes

0/29

4 · Cell Membranes and Transport

0/41

5 · The Mitotic Cell Cycle

0/21

6 · Nucleic Acids and Protein Synthesis

0/22

7 · Transport in Plants

0/28

8 · Transport in Mammals

0/39

9 · Gas Exchange

0/13

10-11 · Infectious Disease and Immunity

0/43

12 · Energy and Respiration

0/37

13 · Photosynthesis

0/23

14-15 · Homeostasis and Control

0/57

16 · Inherited Change

0/34

17-18 · Selection, Evolution, Classification and Conservation

0/69

19 · Genetic Technology

0/44
Quiz

2.2 Carbohydrates & Lipids – Check yourself

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Carbohydrates & Lipids Biology 9700 check yourself quiz: free practice for Cambridge AS & A Level Biology 9700. Work through this Carbohydrates & Lipids Biology 9700 check yourself quiz and get instant feedback on every answer. If you get stuck, review the 2.2 Carbohydrates & Lipids — 9700 Notes lesson. More practice: Cambridge AS & A Level Biology 9700 — all units. Syllabus: Cambridge AS & A Level Biology 9700 syllabus.

  • Questions count: 10
  • Passing grade: B
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1.

The bond between two monosaccharides is a

peptide bond
glycosidic bond
ester bond
hydrogen bond
2.

Sucrose is formed from

two glucose molecules
glucose and fructose
glucose and galactose
two fructose molecules
3.

Amylose is

an unbranched chain of α-glucose with 1,4 glycosidic bonds, coiled into a helix
branched
made of β-glucose
a disaccharide
4.

Glycogen is suitable as a storage molecule because it is

soluble
compact, insoluble and highly branched for rapid hydrolysis
unbranched
made of β-glucose
5.

Cellulose molecules are

coiled chains of α-glucose
branched
soluble
straight chains of β-glucose held in microfibrils by hydrogen bonds
6.

A triglyceride is formed from

one glycerol and three fatty acids
three glycerols and one fatty acid
two fatty acids and phosphate
amino acids
7.

Unsaturated fatty acids contain

no double bonds
one or more C=C double bonds
only single bonds
nitrogen
8.

Phospholipids differ from triglycerides in having

three fatty acids
no glycerol
a phosphate group in place of one fatty acid
no fatty acids
9.

The test for a non-reducing sugar involves

adding iodine
adding biuret reagent
boiling with acid, neutralising, then carrying out Benedict’s test
adding ethanol
10.

The emulsion test for lipids gives a positive result of

a blue-black colour
a purple colour
a cloudy white emulsion
a brick-red precipitate
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Part of 2 · Biological Molecules — see every lesson and quiz in this unit.
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