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WorksheetsY10 IGCSE Biology Revision
Total questions: 55
Worksheet time: 28mins
Which of these is the correct definition for 'nutrition'?
Getting rid of toxic waste products
Making food or taking it in through eating or absorbing
Releasing energy from food
Responding to external stimuli
Which of these is the correct definition for 'excretion'?
Getting rid of toxic waste products
Making food or taking it in through eating or absorbing
Releasing energy from food
Responding to external stimuli
Which of these is the correct definition for 'sensitivity'?
Getting rid of toxic waste products
Making food or taking it in through eating or absorbing
Releasing energy from food
Responding to external stimuli
Which of these is the correct definition for 'respiring'?
Getting rid of toxic waste products
Making food or taking it in through eating or absorbing
Releasing energy from food
Responding to external stimuli
Which of these structures are always present in all animal AND plant cells?
Cell membrane, cell wall, nucleus
Cell membrane, mitochondria, nucleus
Cell wall, cytoplasm, nucleus
Cell membrane, cell wall, chloroplast
Which of these is the correct function of the nucleus?
Liquid medium in which chemical reactions take place
Site of aerobic respiration
Controls what enters and leaves the cell
Contains the genetic information
Which of these is the correct function of the cytoplasm?
Liquid medium in which chemical reactions take place
Site of aerobic respiration
Controls what enters and leaves the cell
Contains the genetic information
Which of these is the correct function of the mitochondrion?
Liquid medium in which chemical reactions take place
Site of aerobic respiration
Controls what enters and leaves the cell
Contains the genetic information
Which of these is the correct function of the chloroplast?
Liquid medium in which chemical reactions take place
Absorbs light for photosnythesis
Controls what enters and leaves the cell
Contains the genetic information
This is a microscope image of..
a plant cell
an animal cell
a yeast cell
a bacterial cell
This is a microscope image of..
a plant cell
an animal cell
a yeast cell
a bacterial cell
The cell wall of plants is made of...
Keratin
Haemoglobin
Cellulose
Chitin
The letter A represents...
The enzyme
The substrate
An enzyme-substrate complex
The active site of the enzyme
The letter B represents...
The enzyme
The substrate
An enzyme-substrate complex
The active site of the enzyme
The letter C represents...
The enzyme
The substrate
An enzyme-substrate complex
The active site of the enzyme
What is the optimum pH of this pepsin?
pH 2
pH 3
pH 7.5
pH 8
What is the optimum pH of this trypsin?
pH 2
pH 3
pH 7.5
pH 8
Where would you be likely to find pepsin in the body?
In the mouth
In the stomach
In the small intestine
In the large intestine
Where would you be likely to find trypsin in the body?
In the mouth
In the stomach
In the small intestine
In the large intestine
Which of these correctly describes the test for starch?
Add Benedicts solution, then gently warm
Add Biuret reagent
Add iodine solution
Add alcohol, stir, then add water
Which of these correctly describes the test for glucose?
Add Benedicts solution, then gently warm
Add Biuret reagent
Add iodine solution
Add alcohol, stir, then add water
Which of these correctly describes the test for protein?
Add Benedicts solution, then gently warm
Add Biuret reagent
Add iodine solution
Add alcohol, stir, then add water
Which of these correctly describes the test for lipids?
Add Benedicts solution, then gently warm
Add Biuret reagent
Add iodine solution
Add alcohol, stir, then add water
Which of these correctly describes the positive result for a test for lipids?
Turns from blue to green, yellow, orange or brick red
Turns from blue to purple
Turns from yellow to blue-black
A cloudy white emulsion forms
Which of these correctly describes the positive result for a test for protein?
Turns from blue to green, yellow, orange or brick red
Turns from blue to purple
Turns from yellow to blue-black
A cloudy white emulsion forms
Which of these correctly describes the positive result for a test for starch?
Turns from blue to green, yellow, orange or brick red
Turns from blue to purple
Turns from yellow to blue-black
A cloudy white emulsion forms
Which of these correctly describes the positive result for a test for glucose?
Turns from blue to green, yellow, orange or brick red
Turns from blue to purple
Turns from yellow to blue-black
A cloudy white emulsion forms
The correct equation for respiration is...
C6H12O6 + 6O2 → 6CO2 + 6H2O
C6H12O6 + O2 → CO2 + H2O
C12H6O12 + 6O2 → 6CO2 + 6H2O
6CO2 + 6H2O → C6H12O6 + 6O2
The passive movement of particles from an area of high concentration to an area of low concentration is known as...
Diffusion
Osmosis
Active Transport
Ventilation
The movement of water from an area of higher water potential to an area of lower water potential across a partially permeable membrane is known as...
Diffusion
Osmosis
Active Transport
Ventilation
The movement of particles from an area of low concentration to an area of higher concentration, through a carrier protein is known as...
Diffusion
Osmosis
Active Transport
Ventilation
A collection of cells working together to do a specific function is...
a tissue
an organ
an organ system
a cell
Which organ system includes the kidneys, and involves the filtering of toxic materials from the blood?
Respiratory System
Circulatory System
Digestive System
Excretory System
Which organ system includes the mouth, pancreas and stomach and involves the physical and mechanical breakdown of food in order to absorb it into the blood?
Respiratory System
Circulatory System
Digestive System
Excretory System
Which organ system includes the heart and blood vessels, and ensures the delivery of oxygen and glucose to cells around the body?
Respiratory System
Circulatory System
Digestive System
Excretory System
Which organ system includes the trachea, bronchi, and lungs, and is responsible for gas exchange?
Respiratory System
Circulatory System
Digestive System
Excretory System
Which of these does NOT happen when breathing in?
Diaphragm contracts and flattens
Chest cavity increases in volume
Chest cavity increases in pressure
External intercostal muscles contract
Which of these DOES happen when breathing out?
Diaphragm contracts and flattens
Chest cavity increases in volume
Chest cavity increases in pressure
External intercostal muscles contract
Which of these diseases causes a decrease in surface area of the alveoli?
Lung Cancer
Bronchitis
Emphysema
Asthma
Which of these diseases is caused by the carcinogenic tar in cigarettes?
Lung Cancer
Bronchitis
Emphysema
Asthma
Which of these diseases is caused or worsened by the build up of mucus in the airways?
Lung Cancer
Bronchitis
Emphysema
Asthma
What is peristalsis?
The breakdown of lipids into smaller droplets
The absorption of glucose by the microvilli in the small intestine
The movement of the food bolus along the gut through muscle contraction
The secretion of bile from the gall bladder into the duodenum
Which of these labels is the lacteal?
1
2
3
None of the above
Which of these labels is an epithelial cell?
1
2
3
None of the above
1 is the...
left atrium
left ventricle
right atrium
right ventricle
2 is the...
left atrium
left ventricle
right atrium
right ventricle
3 is the...
left atrium
left ventricle
right atrium
right ventricle
4 is the...
left atrium
left ventricle
right atrium
right ventricle
5 is the...
aorta
vena cava
pulmonary artery
pulmonary vein
6 is the...
aorta
vena cava
pulmonary artery
pulmonary vein
7 and 8 are the...
aorta
vena cava
pulmonary artery
pulmonary vein
9 is the...
aorta
vena cava
pulmonary artery
pulmonary vein
A cube that has sides of 1mm has a total surface area of...
1 mm2
3 mm2
6 mm2
8 mm2
A cube that has sides of 1mm has a total volume of...
1 mm3
3 mm3
6 mm3
8 mm3
A cube that has sides of 1mm has SA:VOL ratio of...
1:1
2:1
3:1
6:1
