SATs Revision quiz SATs Revision quiz
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SATs Revision quizSATs Revision quiz
Which part of a plant cell is Which part of a plant cell is made of cellulose?made of cellulose?
AnswerAnswer Cell wallCell wall
Name the three parts of an Name the three parts of an animal cell?animal cell?
AnswersAnswers Cell membraneCell membrane CytoplasmCytoplasm NucleusNucleus
Name three organelles only Name three organelles only found in plant cells? found in plant cells?
AnswersAnswers Cell wallCell wall ChloroplastsChloroplasts VacuoleVacuole
How do root cells differ from leaf How do root cells differ from leaf cells?cells?
AnswerAnswer ChloroplastsChloroplasts
What would plant cells be What would plant cells be unable to do without unable to do without
chloroplasts?chloroplasts? AnswerAnswer PhotosynthesisPhotosynthesis Make glucose for Make glucose for
energyenergy
Which part of the cell is Which part of the cell is described as the control centre?described as the control centre?
AnswerAnswer NucleusNucleus
What would happen to a plant if What would happen to a plant if it lost water from its vacuole?it lost water from its vacuole?
AnswerAnswer It would wiltIt would wilt
Where in the cell do you find the Where in the cell do you find the cell sap?cell sap?
AnswerAnswer The vacuoleThe vacuole
Which parts of an animal cell Which parts of an animal cell have a membrane surrounding have a membrane surrounding
them?them? AnswersAnswers The cell (cell The cell (cell
membrane)membrane) The nucleus The nucleus
(nuclear (nuclear membrane)membrane)
Match the cell to the activity?Match the cell to the activity?
Question Movement Question Movement Answer MuscleAnswer Muscle Question Carrying oxygenQuestion Carrying oxygen Answer Red blood cellAnswer Red blood cell Question Carrying waterQuestion Carrying water Answer XylemAnswer Xylem Question SensitivityQuestion Sensitivity Answer NerveAnswer Nerve
Which class of food provides Which class of food provides materials for body building?materials for body building?
AnswerAnswer ProteinsProteins
Give two foods rich in proteinsGive two foods rich in proteins
AnswerAnswer FishFish MeatMeat
Which class of food is easy to Which class of food is easy to store in the body as an energy store in the body as an energy
reserve?reserve? AnswerAnswer FatFat
Which is the main class of food Which is the main class of food found in bread?found in bread?
AnswerAnswer CarbohydrateCarbohydrate
Which is the main class of food Which is the main class of food found in chicken?found in chicken?
AnswerAnswer ProteinProtein
Which is the main class of food Which is the main class of food found in butter?found in butter?
AnswerAnswer FatFat
Why can food be described as Why can food be described as our fuel?our fuel?
AnswerAnswer Because we use it Because we use it
to release energyto release energy
Explain why milk can described Explain why milk can described as an all- purpose food source?as an all- purpose food source?
AnswerAnswer Because it contains Because it contains
protein, protein, carbohydrate, fat, carbohydrate, fat, minerals, vitamins minerals, vitamins and water.and water.
What class of food might cause What class of food might cause malnutrition and make you malnutrition and make you
overweight?overweight? AnswerAnswer FatFat
Why might a person with a job Why might a person with a job involving a lot of muscular effort involving a lot of muscular effort
need more carbohydrate?need more carbohydrate? AnswerAnswer For more energyFor more energy
Sailors who went on long Sailors who went on long voyages in the 18voyages in the 18thth Century Century suffered from scurvy, why?suffered from scurvy, why?
AnswerAnswer Lack of vitamin C Lack of vitamin C
from fresh citrus from fresh citrus fruitfruit
What is starvation?What is starvation?
AnswerAnswer This is when you This is when you
do not have do not have enough food to enough food to provide the body provide the body with energywith energy
What is malnutrition?What is malnutrition?
AnswerAnswer This is where you This is where you
are not eating a are not eating a balanced diet balanced diet giving you all your giving you all your daily requirementsdaily requirements
What happens to food when it is What happens to food when it is digested?digested?
AnswerAnswer It is broken down It is broken down
into small food into small food units such as units such as glucose, amino glucose, amino acids or fatty acidsacids or fatty acids
Why does food have to be Why does food have to be digested?digested?
AnswerAnswer To make it soluble To make it soluble
so that it can pass so that it can pass into the bloodinto the blood
What is used in chemical What is used in chemical digestion that is not used in digestion that is not used in
mechanical digestion?mechanical digestion? AnswerAnswer Digestive enzymesDigestive enzymes
In humans, where does In humans, where does mechanical and chemical mechanical and chemical
breakdown occur at the same breakdown occur at the same time ?time ?
AnswerAnswer In the mouthIn the mouth
Why are red blood cells Why are red blood cells important?important?
AnswerAnswer They carry oxygen They carry oxygen
to cells around the to cells around the bodybody
What useful materials does What useful materials does plasma carry to the cells?plasma carry to the cells?
AnswerAnswer Digested foods, Digested foods,
vitamins, minerals vitamins, minerals and hormonesand hormones
How is blood used in getting rid How is blood used in getting rid of waste?of waste?
AnswerAnswer It transports urea It transports urea
to the kidneys and to the kidneys and carbon dioxide to carbon dioxide to the lungsthe lungs
Give two ways in which blood Give two ways in which blood protects you against disease?protects you against disease?
AnswerAnswer White blood cells White blood cells
fight infection and fight infection and platelets clot platelets clot woundswounds
List the jobs carried out by the List the jobs carried out by the skeleton?skeleton?
AnswerAnswer ProtectionProtection MovementMovement SupportSupport
What features are needed by all What features are needed by all skeletons for them to be able to skeletons for them to be able to
move?move? AnswerAnswer JointsJoints
How does a ball and socket joint How does a ball and socket joint work?work?
AnswerAnswer It has It has
multidirectional multidirectional movementmovement
How does a hinge joint work?How does a hinge joint work?
AnswerAnswer It only has It only has
movement in one movement in one plane onlyplane only
What is the job of the What is the job of the ligaments?ligaments?
AnswerAnswer They hold the They hold the
bones in placebones in place
What is the job of the tendons?What is the job of the tendons?
AnswerAnswer They join muscle to They join muscle to
bonebone
Give an example of a flexor Give an example of a flexor muscle and explain?muscle and explain?
AnswerAnswer The bicep it bends The bicep it bends
the armthe arm
Why are muscles arranged in Why are muscles arranged in antagonistic pairs?antagonistic pairs?
AnswerAnswer This is because one This is because one
pulls one way and pulls one way and the other pulls the the other pulls the other wayother way
Why is it an advantage for an Why is it an advantage for an animal to move?animal to move?
AnswerAnswer To be able to To be able to
search for food and search for food and escape from escape from dangerdanger
Where are human eggs stored Where are human eggs stored before being released?before being released?
AnswerAnswer In the ovariesIn the ovaries
How many sperm are needed to How many sperm are needed to fertilise an egg?fertilise an egg?
AnswerAnswer oneone
Where does fertilisation take Where does fertilisation take place?place?
AnswerAnswer In the oviductIn the oviduct
What happens to the lining of What happens to the lining of the uterus just before the eggs the uterus just before the eggs
are released?are released? AnswerAnswer It becomes richly It becomes richly
supplied with bloodsupplied with blood
What happens to an egg if it is What happens to an egg if it is not fertilised?not fertilised?
AnswerAnswer It passes out of the It passes out of the
vagina with the vagina with the lining of the uterus lining of the uterus (menstruation) (menstruation)
How long is a complete How long is a complete menstrual cycle in a woman?menstrual cycle in a woman?
AnswerAnswer About 28 daysAbout 28 days
What is the job of the amnion?What is the job of the amnion?
AnswerAnswer It protects the It protects the
embryo from jolts embryo from jolts and bumpsand bumps
What joins embryo to the What joins embryo to the placenta?placenta?
AnswerAnswer The umbilical cordThe umbilical cord
What signs of puberty are the What signs of puberty are the same for both boys and girls?same for both boys and girls?
AnswerAnswer Pubic hairPubic hair Hair under the Hair under the
armpitsarmpits Increase in growth Increase in growth
raterate
When does puberty begin for When does puberty begin for most girls?most girls?
AnswerAnswer Between 12 and 14Between 12 and 14
When does puberty begin for When does puberty begin for most boys?most boys?
AnswerAnswer Between 13 and 15Between 13 and 15
Describe two changes to boys Describe two changes to boys during adolescence?during adolescence?
AnswerAnswer The voice deepensThe voice deepens Pubic hair growsPubic hair grows Shoulders broadenShoulders broaden Penis enlargesPenis enlarges Hair under armpitHair under armpit Testes enlargeTestes enlarge
In the lungs,which gas is taken In the lungs,which gas is taken into the blood?into the blood?
AnswerAnswer OxygenOxygen
In the lungs,which gas is taken In the lungs,which gas is taken out of the blood?out of the blood?
AnswerAnswer Carbon dioxideCarbon dioxide
State the features of the alveoli State the features of the alveoli that make them good at their that make them good at their
job?job? AnswerAnswer MoistMoist Thin single celled Thin single celled
wallwall Large surface areaLarge surface area Rich supply of Rich supply of
bloodblood
What is the name of the process What is the name of the process by which gases pass in and out by which gases pass in and out
of blood capillaries? of blood capillaries? AnswerAnswer DiffusionDiffusion
Name three lung diseases Name three lung diseases caused by smoking? caused by smoking?
AnswersAnswers BronchitisBronchitis EmphysemaEmphysema CancerCancer
Describe the lungs natural way Describe the lungs natural way of cleaning themselves? of cleaning themselves?
AnswersAnswers Cilia trap dust and Cilia trap dust and
particles and particles and prevent them from prevent them from reaching the reaching the alveolialveoli
What happens to the lungs of What happens to the lungs of smokers? smokers?
AnswersAnswers Cilia cannot trap Cilia cannot trap
dust and particles dust and particles because the because the nicotine prevents nicotine prevents the cilia from the cilia from working properlyworking properly
Name a disease caused by the Name a disease caused by the tar in cigarettes? tar in cigarettes?
AnswersAnswers CancerCancer
How can smokers damage the How can smokers damage the health of non-smokers? health of non-smokers?
AnswersAnswers Tobacco smoke Tobacco smoke
can be inhaled by can be inhaled by anyone near a anyone near a smoker and cause smoker and cause lung cancerlung cancer
What is the difference between What is the difference between the terms respiration and the terms respiration and
breathing? breathing? AnswersAnswers Respiration is the Respiration is the
chemical release of chemical release of energyenergy
Breathing is the Breathing is the physical exchange physical exchange of gases at a of gases at a breathing surface breathing surface by diffusionby diffusion
Where does respiration take Where does respiration take place? place?
AnswerAnswer In all living cellsIn all living cells
State two ways in which aerobic State two ways in which aerobic respiration differs from respiration differs from anaerobic respiration? anaerobic respiration?
AnswersAnswers Aerobic respiration Aerobic respiration
uses more oxygen uses more oxygen than anaerobic than anaerobic respirationrespiration
Aerobic respiration Aerobic respiration releases more releases more energyenergy
Where does respiration take Where does respiration take place? place?
AnswerAnswer In all living cellsIn all living cells
Name a breathing surface that Name a breathing surface that some animals use instead of some animals use instead of
lungs? lungs? AnswersAnswers Gills (fish)Gills (fish) Skin (frog)Skin (frog)
What chemical carries oxygen What chemical carries oxygen in the red blood cells? in the red blood cells?
AnswerAnswer HaemoglobinHaemoglobin
What is meant by diffusion?What is meant by diffusion?
AnswerAnswer A random A random
movement of movement of molecules from molecules from high concentration high concentration to low to low concentrationconcentration
Complete the word equation Complete the word equation Oxygen + Haemoglobin Oxygen + Haemoglobin ??
AnswerAnswer OxyhaemoglobinOxyhaemoglobin
How much oxygen in the air How much oxygen in the air breathed in?breathed in?
AnswerAnswer 21%21%
How much oxygen in the air How much oxygen in the air breathed out?breathed out?
AnswerAnswer 16%16%
How much carbon dioxide in the How much carbon dioxide in the air breathed in?air breathed in?
AnswerAnswer 0.04%0.04%
How much carbon dioxide in the How much carbon dioxide in the air breathed out?air breathed out?
AnswerAnswer 5%5%
Why is it dangerous to drive a Why is it dangerous to drive a car after alcohol?car after alcohol?
Answer Answer Alcohol slows down Alcohol slows down
the reactions of the the reactions of the bodybody
What is meant by the word What is meant by the word drug?drug?
Answer Answer A chemical that A chemical that
alter behaviour and alter behaviour and chemical reaction chemical reaction within the bodywithin the body
What is meant by the the term What is meant by the the term addiction?addiction?
Answer Answer This is when a This is when a
person becomes so person becomes so dependent on a dependent on a drug that their drug that their health and health and behaviour depend behaviour depend on that drugon that drug
Which system of the body is Which system of the body is affected by all drugs?affected by all drugs?
Answer Answer The nervous The nervous
systemsystem
What types of cells are What types of cells are responsible for natural responsible for natural
immunity?immunity? AnswerAnswer White blood cellsWhite blood cells
What do these cells produce to What do these cells produce to react with antigens found on the react with antigens found on the
microbes?microbes? AnswerAnswer AntibodiesAntibodies
What is meant by the term What is meant by the term pathogen?pathogen?
AnswerAnswer A disease causing A disease causing
microbemicrobe Example: bacteria, Example: bacteria,
viruses and some viruses and some fungifungi
Give the name of common Give the name of common childhood disease that rarely childhood disease that rarely causes the disease twice?causes the disease twice?
AnswerAnswer ChikenpoxChikenpox
Name two diseases that can be Name two diseases that can be avoided by immunising with a avoided by immunising with a
weakened microbe?weakened microbe? AnswersAnswers TuberculosisTuberculosis Rubella Rubella PolioPolio
Name two diseases that can be Name two diseases that can be avoided by immunising with a avoided by immunising with a
dead microbe?dead microbe? AnswersAnswers Whooping coughWhooping cough CholeraCholera
What disease has been totally What disease has been totally eliminated from the world as a eliminated from the world as a result of mass immunisation?result of mass immunisation?
AnswerAnswer SmallpoxSmallpox
What does an antigen react with What does an antigen react with to produce immunity?to produce immunity?
AnswerAnswer An antibodyAn antibody
Name three chemicals needed Name three chemicals needed for photosynthesis?for photosynthesis?
AnswersAnswers Carbon dioxideCarbon dioxide WaterWater ChlorophyllChlorophyll
What is the main energy change What is the main energy change in photosynthesis?in photosynthesis?
AnswerAnswer Light energy to Light energy to
chemical energychemical energy
Which of the chemicals needed Which of the chemicals needed for photosynthesis are found in for photosynthesis are found in
the soil?the soil? AnswerAnswer WaterWater
Which of the chemicals needed Which of the chemicals needed for photosynthesis are found in for photosynthesis are found in
the air?the air? AnswerAnswer Carbon dioxideCarbon dioxide
Give two examples of plant Give two examples of plant organs?organs?
AnswersAnswers LeafLeaf Stem Stem RootRoot FlowerFlower
What has to happen to a cell What has to happen to a cell before it grows into a tissue?before it grows into a tissue?
AnswersAnswers It has to divideIt has to divide
What do we call the change What do we call the change from solid to liquid?from solid to liquid?
AnswersAnswers MeltingMelting
What do we call the change What do we call the change from liquid to a gas?from liquid to a gas?
AnswersAnswers Evaporation Evaporation
(boiling)(boiling)
What do we call the change What do we call the change from gas to liquid?from gas to liquid?
AnswersAnswers CondensationCondensation
What do we call the change What do we call the change from liquid in to a solid from liquid in to a solid
AnswersAnswers Freezing Freezing
(solidification)(solidification)
When salt dissolves in water it When salt dissolves in water it forms a ?forms a ?
AnswersAnswers SolutionSolution
The salt that dissolves is The salt that dissolves is called ?called ?
AnswersAnswers SoluteSolute
The water that the salt dissolves The water that the salt dissolves in is called the?in is called the?
AnswersAnswers SolventSolvent
If we add more salt or less If we add more salt or less water we say that the solution water we say that the solution
is?is? AnswersAnswers ConcentratedConcentrated
If a substance will not dissolve If a substance will not dissolve we say it is ?we say it is ?
AnswersAnswers insolubleinsoluble
All elements have a chemical All elements have a chemical symbol, what is the symbol for symbol, what is the symbol for
gold ?gold ?
AnswersAnswers Au (aurum)Au (aurum)
All elements have a chemical All elements have a chemical symbol, what is the symbol for symbol, what is the symbol for
Copper ?Copper ?
AnswersAnswers Cu (cuprum)Cu (cuprum)
All elements have a chemical All elements have a chemical symbol, what is the symbol for symbol, what is the symbol for
Silver ?Silver ?
AnswersAnswers Ag (Argentinium)Ag (Argentinium)
All elements have a chemical All elements have a chemical symbol, what is the symbol for symbol, what is the symbol for
Carbon ?Carbon ?
AnswersAnswers CC
All elements have a chemical All elements have a chemical symbol, what is the symbol for symbol, what is the symbol for
Aluminium ?Aluminium ?
AnswersAnswers AlAl
The symbol is Pb what is the The symbol is Pb what is the element ?element ?
AnswersAnswers Lead Lead
(plumbumium)(plumbumium)
The symbol is Na what is the The symbol is Na what is the element ?element ?
AnswersAnswers Sodium (Natrium)Sodium (Natrium)
The symbol is Li what is the The symbol is Li what is the element ?element ?
AnswersAnswers LithiumLithium
The symbol is F what is the The symbol is F what is the element ?element ?
AnswersAnswers FluorineFluorine
The formula is COThe formula is CO22 what is the what is the
Compound ?Compound ?
AnswersAnswers Carbon dioxideCarbon dioxide
The formula is NHThe formula is NH33 what is the what is the
Compound ?Compound ?
AnswersAnswers AmmoniaAmmonia
The formula is HCl what is the The formula is HCl what is the Compound ?Compound ?
AnswersAnswers Hydrochloric acidHydrochloric acid
The formula is HThe formula is H22SOSO44 what is what is
the Compound ?the Compound ?
AnswersAnswers Sulphuric acidSulphuric acid
The formula is HNOThe formula is HNO33 what is the what is the
Compound ?Compound ?
AnswersAnswers Nitric acidNitric acid
How can we separate coloured How can we separate coloured mixtures?mixtures?
AnswersAnswers ChromatographyChromatography
How can we separate mixtures How can we separate mixtures with different boiling points?with different boiling points?
AnswersAnswers DistillationDistillation
How can we separate mixtures How can we separate mixtures with different solubility's?with different solubility's?
AnswersAnswers FiltrationFiltration
What do we make when we What do we make when we burn magnesium in oxygen?burn magnesium in oxygen?
AnswersAnswers Magnesium oxideMagnesium oxide
What do we make when we mix What do we make when we mix zinc with hydrochloric acid?zinc with hydrochloric acid?
AnswersAnswers Zinc chloride + Zinc chloride +
HydrogenHydrogen
What do we make when we mix What do we make when we mix an acid with an alkali?an acid with an alkali?
AnswersAnswers Salt + WaterSalt + Water
What do we make when we mix What do we make when we mix a reactive metal with an acid?a reactive metal with an acid?
AnswersAnswers Metal hydroxide Metal hydroxide
+ Hydrogen+ Hydrogen
What do we make when we mix What do we make when we mix a reactive metal like zinc with a reactive metal like zinc with
steam?steam?
AnswersAnswers Zinc oxide + Zinc oxide +
HydrogenHydrogen
What do we call the hydroxides What do we call the hydroxides and oxides of metals?and oxides of metals?
AnswersAnswers BasesBases
What is the combustion formula, What is the combustion formula, Fuel + Oxygen Fuel + Oxygen
AnswersAnswers Carbon dioxide + Carbon dioxide +
Water + HeatWater + Heat
What does carbon, sulphur or What does carbon, sulphur or nitrogen dioxides make in nitrogen dioxides make in
water?water?
AnswersAnswers Acid rainAcid rain