GCSE Biology Recap

Which process involves the release of energy from food substances in all living cells?

• breathing

• nutrition

• respiration

• digestion

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What is an example of osmosis?

• Carbon dioxide goes out through the stomata of a leaf.

• Digested food is absorbed from the small intestine.

• Oxygen goes into the blood from an alveolus.

• Water enters a plant root from the soil.

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The temperature of an enzyme-controlled reaction is increased by 10°C.

How does this affect the rate of reaction?

• It always increases the rate.

• It always decreases the rate.

• It may increase or decrease the rate.

• It has no effect on the rate.

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The diagrams show the arrangement of cells in a section of a green leaf.

Which arrow represents the diffusion of the most oxygen during bright sunlight?

• 
• 
• 
• 

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Movement of anything from an area of high concentration to low concentration.

• Diffusion
• Hypotonic
• Isotonic
• Passive Transport

Movement of water from an area of high concentration to low concentration.  Diffusion of water.

• Exocytosis
• Osmosis
• Hypotonic
• Isotonic

Antibiotics work against most

• Bacteria
• Bacteria & Viruses
• Vaccines
• Viruses

Which of the following illness is caused by pathogens?

• Bruise
• Blood Clot
• Diabetes
• Influenza

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Vaccinations are used for

• Curing the illness
• Preventing the Illness
• Getting the illness

What are the 4 types of pathogens that could cause illness?

• animals, bacteria, fungi and plants
• bacteria, fungi, nucleus, protist
• bacteria, fungi, viruses, protist
• bacteria, plants, fungi, protist