| Date | May 2009 | Marks available | 1 | Reference code | 09M.1.SL.TZ1.9 |
| Level | Standard level | Paper | Paper 1 | Time zone | Time zone 1 |
| Command term | Question number | 9 | Adapted from | N/A |
Question
Which of these molecules is a disaccharide?
A. Galactose
B. Sucrose
C. Cellulose
D. Ribose
Markscheme
B
Examiners report
N/A
Syllabus sections
Show 37 related questions
- 17M.2.HL.TZ2.3a: Outline the properties of water molecules that permit them to move upwards in plants.
- 17M.2.HL.TZ1.1f.ii: Suggest a reason for the greater expression of the gene for the urea transporter after an...
- 17M.2.SL.TZ1.1c: Estimate how much smaller drilled oysters raised in seawater at a high CO2 concentration were...
- 17M.1.HL.TZ2.7: Which can be explained by the solvent properties of water? A. Sodium chloride is transported...
- 17M.1.SL.TZ2.27: The bacterium Neisseria gonorrhoeae causes infections related to the human reproductive...
- 17M.1.SL.TZ1.21: Cladograms can be created by comparing DNA or protein sequences. The cladogram on the left is...
- 17N.3.SL.TZ0.01d: Explain, with reference to the thermal properties of water, how this experiment helps...
- 17N.3.SL.TZ0.01c: Predict the temperature of the water in the cups after 3 hours.
- 17N.3.SL.TZ0.01b: State two conditions that must be the same for each cup at the start of the experiment.
- 17N.3.SL.TZ0.01a: Calculate the change in temperature in each cup after 20 minutes. Uncovered: Covered with...
- 17N.2.SL.TZ0.03b: Water has important solvent properties. Explain these properties using an example to...
- 17N.2.SL.TZ0.03a: The figure represents a water molecule. Draw a second water molecule to show how bonds can...
- 17N.1.SL.TZ0.07: Which property of water accounts for its moderating effects on the Earth’s atmosphere? A....
- 16M.2.SL.TZ0.3a: (i) Distinguish between the thermal properties of water and methane. (ii) Explain the...
- 16N.1.SL.TZ0.8: Which properties explain the ability of water to dissolve solutes? I. Polarity of water...
- 16M.1.HL.TZ0.2: Why is sweat a good coolant for the body? A. The arterioles that transfer water to sweat...
- 15M.1.HL.TZ1.6: What property of water makes it suitable as a coolant?A. It takes a lot of energy to increase...
- 15M.1.HL.TZ2.7: What is a consequence of the specific heat capacity for liquid water, ice and water...
- 15N.2.HL.TZ0.7c: Describe the importance of water to living organisms.
- 13M.2.HL.TZ2.7a: Describe four properties of water that are due to hydrogen bonding and polarity.
- 13M.2.SL.TZ1.5a: Describe the properties of water that make it a useful component of blood.
- 13N.2.HL.TZ0.5a: Water is essential to life on Earth. Outline two properties of water that are important for...
- 13M.1.SL.TZ1.5: Water shows strong cohesive properties. Which of the following can occur because of the...
- 13M.1.SL.TZ2.8: What property makes water an important coolant in the natural world? A. It is cohesive.B. It...
- 11M.1.HL.TZ1.6: Which statement about water is correct? A. The atoms within a molecule of water are held...
- 11M.1.SL.TZ2.5: What property of water makes it a good evaporative coolant? A. High latent heat of...
- 12M.1.HL.TZ1.6: Which statements correctly explain properties of water? I. Water is a useful medium for...
- 12M.2.HL.TZ2.8a: Outline how three properties of water enhance its use by living organisms.
- 12M.1.SL.TZ1.7: Between which atoms do hydrogen bonds form in water? A. Oxygen and hydrogen atoms in the...
- 09M.1.HL.TZ1.7: Which diagram represents the polarity of a water molecule?
- 09M.1.HL.TZ2.6: Which of the following is true about a polar amino acid and cellulose? A. Both are...
- 09M.1.HL.TZ2.9: Blood is a water-based transport medium. Which property of water makes it a good transport...
- 10M.2.HL.TZ2.3b: Explain how chemical bonding between water molecules makes water a valuable coolant in living...
- 10M.2.SL.TZ2.2b: Explain how chemical bonding between water molecules makes water a valuable coolant in living...
- 11N.2.SL.TZ0.6c: Explain the relationship between the properties of water and its uses in living organisms as...
- 09N.2.SL.TZ0.5c: Explain how the properties of water are significant to living organisms.
- 09N.2.HL.TZ0.7a: Outline the thermal, cohesive and solvent properties of water.
