Aerobic Respiration

• Science
• Lower Secondary (Key Stage 3)

Aerobic Respiration

Give the word equation for photosynthesis.

+

+

carbon dioxide

water

glucose

oxygen

sunlight

Where does your energy come from? What do you use it for?

Which nutrient provides the body with a source of energy?

1. Water
2. Fibre
3. Carbohydrates
4. Vitamins & minerals

What do you notice about these reactions?

carbon dioxide + water            glucose + oxygen

glucose + oxygen             carbon dioxide + water

sunlight

energy

What are the reactants of aerobic respiration?

1. water + carbon dioxide
2. glucose + oxygen

What does respiration do?

Which sub-cellular structure is the site of respiration?

1. Mitochondria
2. Chloroplast
3. Ribosome
4. Cytoplasm

Which letter is pointing to the mitochondria?

1. A
2. B
3. C
4. D

Which letter is pointing to the mitochondria?

1. A
2. B
3. C
4. D

Cell membrane

Nucleus

Cytoplasm

Mitochondria

The reactants of aerobic respiration are water and carbon dioxide.

1. True
2. False

Aerobic respiration releases energy.

1. True
2. False

Aerobic respiration happens in all the cells of the body.

1. True
2. False

Why do some types of cell have more mitochondria than others?

How do substances get to where they are needed in the body?

How do glucose and carbon dioxide travel around the body?

1. In the red blood cells
2. In the white blood cells
3. Dissolved in the blood plasma
4. Through the lymphatic system

How does oxygen travel around the body?

1. In the red blood cells
2. In the white blood cells
3. Dissolved in the blood plasma
4. Through the lymphatic system

aerobic respiration

glucose

mitochondria

water

carbohydrates

plasma

haemoglobin

A sufferer of anaemia has too few red blood cells. How might their life be affected?