AQA Biology B3 Revision
A quiz to help revise AQA B3 Biology. Covers most of the topics.
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?- Created by: Chris Hol
- Created on: 20-05-12 16:12
Other questions in this quiz
2. If air is present during the production of biogas, this causes a high concentration of carbon dioxide to be produced because...
- Air contains oxygen, which encourages aerobic bacteria to respire. This produces carbon dioxide.
- Air contains water vapour, which aerobic bacteria use to respire, producing carbon dioxide.
- Carbon dioxide is attracted to air and seeps into the container.
- Air contains oxygen, which anaerobic bacteria use to respire, producing carbon dioxide.
3. Ultrafiltration is...
- When a high pressure is built up in the nephrons, forcing substances back into the blood.
- When water is reabsorbed back into the blood.
- When a high pressure is built up in the blood vessels, which forces substances out of the blood and into the Bowman's capsule.
- When ultraviolet light is used to filter water.
4. Which substance is NOT meant to be filtered out of the blood?
- Water
- Protein
- Urea
- Glucose
- Ions
5. What is the name of the bacteria added to milk to make yoghurt?
- Lactobacillus Casei
- Fusarium
- George
- Cellulitis
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