Starter quiz
- What do humans need to breathe in, to stay alive?
- 'Air' ✓
- ______ is the movement of particles from an area of high concentration to an area of low concentration.
- 'Diffusion' ✓
- Which of the following is the place inside a cell where cellular respiration takes place?
- chloroplast
- mitochondria ✓
- nucleus
- vacuole
- The human body...
- ...contains a small number of cells.
- ...is made up of many cells. ✓
- ...is one big cell.
- ...only has cells between the organs.
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- Which of the following is used by the body as a source of energy?
- Fibre
- Water
- Sugar ✓
- Vitamins
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- Oxygen is transported from the lungs to cells around the body by travelling in the ______.
- 'Blood' ✓
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