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C1 B1 & P1 Test

Usuario eliminado 45 preguntas Actualizado el 9 mar 2017

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Preguntas del test (45)

1Emulsifiers help water and oil mix.
1. AVerdadero
2. BFalso
2The hydrophilic end of each emulsifier molecule bonds to .......
1. AWater molecules
2. BOil molecules
3Ice cream is a food that contains an emulsifier.
1. AVerdadero
2. BFalso
4What do protein molecules do when they have been cooked?
1. AShrink
2. BExpand
3. CChange shape
5What happens when you cook a Potatoes?
1. AThe inside becomes soft and that makes the potatoes fluffy.
2. BThe cell walls break down making the starch cells swell up and spread out.
6What chemical reaction does baking powder undergo when heated?
1. AIncomplete combustion
2. BThermal decomposition
7What is the word equation for sodium hydrogen carbonate thermal decomposition?
1. ASodium hydrogencarbonate - sodium carbonate + carbon dioxide + water
2. BSodium hydrogen carbonate - sodium carbonate + oxygen + water
8Baking powder is used in baking cakes, the carbon dioxide produced makes the cakes rise.
1. AVerdadero
2. BFalso
9Carbon dioxide can be detected using .....
1. ABromine water
2. BLimewater
10Limewater turns cloudy when what is detected.....
1. AOxygen
2. BCarbon dioxide

11The word equation for making esters is:
Acid + alcohol - ester + water
1. AVerdadero
2. BFalso
12Identify the properties that perfumes need.
1. ANon toxic
2. BSoluble in water
3. CEasily evaporates
4. DFlavourings
5. EInsoluble in water
6. FDoesn't react with water
7. GDoesn't irritate the skin
13Polymers are short chains of molecules.
1. AVerdadero
2. BFalso
14Polymers are made by heating a catalyst and the double bond of small monomers breaks open and is able to join with another monomer.
1. AVerdadero
2. BFalso
15What is the reaction of making polymers called?
1. APolymerisation
2. BCarbon based polymer
16What is gore-tex?
1. AA breathable fabric that allows water to evaporate but doesn't let any water in.
2. BA stretchy fabric used to make clothes.
17Most polymers aren't biodegradable, why is this a problem?
1. AThey aren't broken down by micro organisms so they don't rot.
2. BWater ruins it.
18Why do we cook food?
1. AChange taste, change texture, kill bacteria, easier to digest.
2. BSmells nicer, tastes nicer, kill bacteria.
19What statements are correct about Alkanes.
1. AThey are made from only hydrogen and carbon atoms.
2. BAll Alkanes have single bonds.
3. CAlkanes are unsaturated compounds.
4. DAlkanes have double bonds.
5. EAlkanes are saturated compounds.
20What is fractional distillation used for?
1. ASeparating crude oil.
2. BPreparing crude oil.
21Is this the equation for incomplete combustion of a hydrocarbon?
Hydrocarbon + oxygen - carbon dioxide + water + carbon monoxide + acid
1. AVerdadero
2. BFalso
22How do you calculate energy?
1. AMass x specific heat x temp = mcT
2. BWeight x heat x volume = mcT
23What is exothermic?
1. AHeat given out.
2. BHeat taken in.
24What is endothermic?
1. AHeat given out.
2. BHeat taken in.
25Flavour enhances are a type of emulsifier.
1. AVerdadero
2. BFalso
26What are the environmental problems with oil?
1. AOils spills.
2. BWars.
3. CAcid rain.
4. DGlobal warming.
5. EExtinction.
27Political problems with oil are .....
1. AWars over pipelines.
2. BGlobal warming.
3. CRise In oil prices.
28You need heat and a catalyst to be able to perform cracking.
1. AVerdadero
2. BFalso
29What is cracking?
1. AThe splitting up of long chain hydrocarbons.
2. BAnother name for fractional distillation.
30Double covalent bonds Make up what kind of polymer?
1. AAddition polymer
2. BPolymerisation.
31What is crude oil formed from?
1. AThe buried remains of plants and animals.
2. BBuried rocks in the ocean.
32What does cracking do?
1. AHelps match supply to demand.
2. BMakes more crude oil.
33The word equation for complete combustion of any hydrocarbon is ....
Hydrocarbon + oxygen - carbon dioxide + water
1. AVerdadero
2. BFalso
34What is the definition of health?
1. AA state of physical, social and mental well-being.
2. BBeing free from infection and disease.
35What is the definition of Fit?
1. AA measure of how well you can perform a physical task.
2. BThe same as health.
36How do you measure fitness?
1. AStrength
2. BStamina
3. CAgility
4. DFlexibility
5. ESpeed
6. FBlood pressure
7. GAge
37Systolic pressure is when blood pressure is at its highest when the heart contracts.
1. AVerdadero
2. BFalso
38What is blood pressure measured in?
1. Amm of mercury
2. BCm
39What can increase your blood pressure?
1. ASmoking
2. BBeing overweight
3. CToo much alcohol
4. DConstant stress
5. EAge
6. FUnhealthy diet
40What can health problems can high blood pressure lead to?
1. AStrokes
2. BKidney damage
3. CBrain damage
4. DLung damage
41Kwashiorkor is caused by eating too little protein.
1. AVerdadero
2. BFalso
42You calculate BMI using the following formulae:
BMI = body mass
(Height)2
1. AVerdadero
2. BFalso
43Types of pathogens:
1. AFungi
2. BFlu
3. CBacteria
4. DViruses
44A malignant tumour is where the tumour grows and can spread to other sites in the body.
1. AVerdadero
2. BFalso
45Types of drugs:
1. ADepressants
2. BStimulants
3. CCoffee
4. DPainkillers
5. EPerformance enhancers
6. FHallucinogens

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Descripción: This is a quiz on the topics covered in gcse OCR gateway.
Autor: Usuario eliminado
Idioma: English
Visitas: 17
Historial: Creado el 9 mar 2017 · actualizado el 9 mar 2017
Etiquetas: el usuario ha eliminado su información de asignaturas
Valoración: Aún sin valoraciones
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C1 B1 & P1 Test

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