B2 - Organisation Quiz

  • Created by: harrypj03
  • Created on: 30-05-18 09:53

1. Why does light intensity affect the rate of transpiration?

  • Light opens the spongy mesophyll, allowing water to escape
  • Light opens the stomata, allowing water to escape.
  • Bright lights make the plants eyes hurt so it can't see the water escaping
  • The light creates heat which evaporates the water
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Other questions in this quiz

2. How are veins adapted to carry blood back to the heart?

  • Bigger lumen, valves, thick wall
  • Bigger lumen, valves, elastic fibres
  • Bigger lumen, valves, thin wall
  • They have imrpovised, adapteded, and overcomed (?)

3. Which chamber of the heart pumps deoxygenated blood into the lungs?

  • Left atrium
  • Left ventricle
  • Right ventricle
  • Right atrium
  • Chamber of secrets.

4. During a 12 min run, Harvey took 495 breaths. Calculate his average breathing rates in breaths per minutes.

  • 41.25
  • 5940
  • 0.24
  • 69

5. An enzyme-controlled reaction was carried out at pH 4. After 60 secibdsm 33cm^3 of a product had been released. Calculate the rate of reaction in cm^3/s

  • 5555555555555555555555555555555555555555555
  • 5.5
  • 0.55
  • 55

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harrypj03

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Such a good resource!

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