Quiz
Unit 2 Food & Digestion Quiz
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Fragen in diesem Quiz (20)
1 A food substance found in many foods is:
- AA carbohydrate.
- BB chalk.
- CC energy.
- DD carbon dioxide.
2What is used to test a food for starch?
- AA iodine solution
- BB potatoes
- CC Benedict’s solution
- DD Fehling’s solution
3 One of the ways in which water is used by the body is as:
- AA a source of fibre.
- BB a source of energy.
- CC a solid.
- DD a solvent.
4 Fibre in your diet helps to stop:
- AA you lying.
- BB scurvy.
- CC constipation.
- DD digestion.
5You have a balanced diet when:
- AA the mass of all the food you eat in a day adds up to 100 kg.
- BB the mass of all the food you eat one day is equal to the mass you eat the
next day. - CC you eat a wide range of different foods to give your body all the things it needs.
- DD you only eat fish on Fridays.
6Which of these people will need to eat the most food in a day?
- AA a 3-year-old child
- BB an 85-year-old woman
- CC a 35-year-old man, who works outside cutting down trees
- DD a 25-year-old woman, who works in an office using a computer.
7Meats are a good source of which food substance?
- AA fibre
- BB protein
- CC oxygen
- DD vitamins
8Why do we need protein in our food?
- AA It is a good source of energy.
- BB It is used for growth and repair.
- CC It is full of vitamins.
- DD It helps food to pass through the gut smoothly.
9Which organ is labelled X in the drawing below?
- AA small intestine
- BB stomach
- CC liver
- DD mouth
10In the diagram what does the organ labelled X do?
- AA It mixes up food with acid and breaks down proteins.
- BB It adds vitamins to the food.
- CC It takes the water out of the food.
- DD It stores waste food until it can be removed from the body.
11In digestion:
- AA soluble food substances are made into insoluble ones.
- BB insoluble food substances are broken up into soluble ones.
- CC food is stored inside the body until it is needed.
- DD waste food is removed from the body.
12The main chemicals used to digest foods are:
- AA vitamins.
- BB salivas.
- CC digestifs.
- DD enzymes.
13Which label shows the place where digested food is taken into the blood?
- AA
- BB
- CC
- DD
14The drawing shows a model gut. Which part represents the inside of the small intestine?
- AA
- BB
- CC
- DD
15The enzymes in humans work best at body temperature. What temperature is this?
- AA 37 °C
- BB 0 °C
- CC 100 °C
- DD 98 °C
16The pH of the mouth is about pH 7. The conditions that enzymes in the mouth work best at are:
- AA neutral.
- BB acidic.
- CC alkaline.
- DD basic.
17When digested food is taken into the blood, it is said to be:
- AA egested.
- BB ingested.
- CC absorbed.
- DD insoluble.
18Digested food is carried around the body in the:
- AA digestive system.
- BB circulatory system.
- CC breathing system.
- DD nervous system.
19What is digested food used for inside our bodies?
- AA to provide energy only.
- BB to provide energy and chemicals to make new substances.
- CC to help us go to the toilet more easily.
- DD to provide substances to make sure that the blood does not become too runny.
20What job does an artery do?
- AA carries water to be mixed with blood.
- BB carries blood to the heart.
- CC carries blood away from the heart.
- DD carries blood to the brain only.
Informationen
- Beschreibung
- Quiz for KS3 Grade 7 Food & Digestion topic
- Autor
- Jeffrey Piggott
- Sprache
- English
- Aufrufe
- 275
- Schlagwörter
- Bewertung
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