year 11 revision work

• Science
• Upper Secondary (Key Stage 4)
• GCSE

year 11 revision work

Is smoking healthy?

1. Yes
2. I don't know
3. No

What are smoking risks and dangers? 

1. Smoking can cause cancer
2. Smoking can cause back pain.
3. Smoking can cause a cold

What does smoking affect?

1. Eyes
2. Lungs
3. Nails
4. Hair

Identify ONE physical factor that can affect health and wellbeing (1)

1. Religion
2. Discrimination
3. Exercise
4. Friendship

What food test is used to detect the presence of starch?

1. Biuret test
2. Iodine test
3. Ethanol test
4. Benedict's test

Is drinking alcohol healthy?

1. Yes
2. No
3. I don't know

What food test is used to detect the presence of reducing sugars?

1. Ethanol test
2. Biuret test
3. Iodine test
4. Benedict's test

What food test is used to detect the presence of protein?

1. Biuret test
2. Sudan III test
3. Iodine test
4. Benedict's test

What food test is used to detect the presence of lipids?

1. Iodine test
2. Benedict's test
3. Biuret test
4. Ethanol test

Which unit of measure are used for measuring liquids:

1. Metres
2. Litres
3. Grams
4. Centimetres

What is the main role of enzymes in digestion?

1. To break down food into smaller molecules
2. To transport nutrients to the cells
3. To provide energy for the body
4. To regulate body temperature

What is the role of the enzyme lipase?

1. To convert proteins into amino acids
2. To facilitate absorption of water
3. To break down carbohydrates
4. To break down fats

What is an enzyme?

1. A type of carbohydrate
2. A form of DNA
3. A protein that speeds up chemical reactions
4. A type of lipid

Where are enzymes found in the human body?

1. Only in the blood
2. Only in the liver
3. In various organs and tissues
4. Only in the brain

What is the function of enzymes in the body?

1. To regulate body temperature
2. To store energy in cells
3. To produce hormones in the body
4. To catalyze biochemical reactions

How do enzymes work?

1. By increasing the acidity of the environment
2. By decreasing the substrate concentration
3. By changing the temperature of the surroundings
4. By lowering the activation energy of reactions

What can affect the activity of enzymes?

1. Temperature and pH levels
2. Blood pressure and heart rate
3. Muscle strength and flexibility
4. Emotional state and mental concentration

Where are enzymes typically found?

1. In rocks.
2. In cells.
3. In the atmosphere.
4. In space.

Which part of the enzyme does the substrate bond to?

1. The peptide bond
2. The reactive site
3. The active site
4. The capsule

What is the first stage of digestion?

1. Egestion
2. Absorption
3. Assimilation
4. Ingestion

Which of the following is an example of reflection?

1. Hearing an echo in a cave
2. Feeling the warmth of the sun
3. Seeing yourself in a mirror
4. Tasting a delicious meal

What enzyme breaks down carbohydrates in the mouth?

1. Lipase
2. Pepsin
3. Amylase
4. Trypsin

What type of wave undergoes reflection?

1. Radio waves
2. Light and sound waves
3. Heat waves
4. Electromagnetic waves

Where does most nutrient absorption occur in the digestive system?

1. Stomach
2. Large intestine
3. Esophagus
4. Small intestine

What law describes the angle of incidence being equal to the angle of reflection?

1. Snell's law
2. The law of reflection
3. Newton's law of motion
4. The law of refraction

What is the function of bile in digestion?

1. Produce enzymes
2. Digest carbohydrates
3. Absorb nutrients
4. Emulsify fats

What type of mirror has a flat, reflective surface?

1. Convex mirror
2. Dome mirror
3. Concave mirror
4. Plane mirror

Which organ produces insulin to regulate blood sugar levels?

1. Gallbladder
2. Liver
3. Pancreas
4. Spleen

Which type of mirror causes light rays to converge to a focal point?

1. Plane mirror
2. Concave mirror
3. Dome mirror
4. Convex mirror

What type of mirror is designed with a panoramic view in mind?

1. Plane mirror
2. Concave mirror
3. Dome mirror
4. Convex mirror

What phenomenon is described by the bouncing back of light from a smooth surface?

1. Reflection
2. Absorption
3. Refraction
4. Diffraction

What is the phenomenon when a pencil appears bent in a glass of water?

1. Absorption
2. Dispersion
3. Reflection
4. Refraction

Which color of light bends the most during refraction?

1. Green
2. Yellow
3. Violet
4. Red

What is the angle of refraction?

1. The angle between the incident ray and the mirror.
2. The angle between the refracted ray and the surface.
3. The angle between the incident ray and the refracted ray.
4. The angle between the refracted ray and the normal.

Which of the following can cause refraction of light?

1. Passing through a vacuum.
2. Passing through a medium with a different optical density.
3. Reflection off a mirror.
4. Passing through a medium with the same optical density.

What is refraction?

1. The bending of light as it passes through different mediums.
2. The absorption of light by a surface.
3. The reflection of light off a smooth surface.
4. The dispersion of light into its component colors.

What is the subatomic particle that orbits the nucleus of an atom?

1. Proton
2. Photon
3. Electron
4. Neutron

Which element has the atomic number 1?

1. Carbon
2. Helium
3. Hydrogen
4. Oxygen

Which sub-atomic particles make up the atomic mass?

1. protons and electrons
2. protons and neutrons
3. neutrons and electrons
4. protons, neutrons and electrons

What is the correct term for atoms of the same element that have different atomic masses?

1. isotopes
2. ions
3. elements
4. atoms

An atom that loses electrons will form...

1. Positive ions
2. Negative ions

The following picture shows the placement of atoms in a-

1. Solid
2. Liquid
3. Gas

What determines which element an atom is?

1. Number of protons
2. Number of electrons
3. Number of neutrons

What is the atomic number of fluorine?

1. 9
2. 10
3. 18
4. 19

How many atoms can you see?

1. 1
2. 2
3. 3
4. 4

Which atom is a nobel gas?

1. 
2. 
3. 
4. 

The following picture shows the placement of atoms in a-

1. Solid
2. Liquid
3. Gas

What is the energy store associated with the nucleus of an atom?

1. Sound energy
2. Nuclear energy
3. Kinetic energy
4. Thermal energy

The following picture shows the placement of atoms in a-

1. Solid
2. Liquid
3. Gas

What colour are the neutrons in this atom?

1. Blue
2. Red
3. Yellow

State the number of atoms of each element in:

1. 2 Hydrogen, 2 Oxygen
2. 2 Hydrogen, 1 Oxygen
3. 1 Hydrogen, 1 Oxygen
4. 1 Hydrogen, 2 Oxygen

How many atoms can you see?

1. 2
2. 3
3. 7
4. 13

How many oxygen atoms are present in:

1. 2
2. 6
3. 4
4. 8

What is the maximum number of atoms in a small covalent?

1. 1
2. 2
3. 3
4. 4

How many atoms of each element are in:

1. 3 Cu, 6 Cl
2. 6 Cu, 6 Cl
3. 3 Cu, 2 Cl
4. 6 Cu, 2 Cl

What is the process of rearranging atoms in a substance called?

1. Molecular transformation
2. Chemical reaction
3. Atomic shuffling
4. Elemental reorganization

What is the term for the rearrangement of atoms within molecules?

1. Elemental modification
2. Molecular reorganization
3. Chemical rearrangement
4. Atomic shifting

What is the result of rearranging atoms in a chemical reaction?

1. Formation of new compounds
2. Molecule separation
3. Elemental fusion
4. Atom fusion

What is the center of an atom called?

1. Proton Cloud
2. Orbit
3. Nucleus
4. Electron Cloud

Which sub-atomic particle does ionising radiation knock off an atom?

1. inner shell electron
2. outer shell electron
3. proton from the nucleus
4. neutron from the nucleus

How many carbon atoms are there in a Buckminster Fullerene?

1. 20
2. 40
3. 60
4. 80

What is the atomic number?

1. The number of electrons in an atom
2. The number of protons in an atom
3. The number of neutrons in an atom
4. The mass of an atom

What is the positively charged center of an atom called?

1. Electron cloud
2. Nucleus
3. Atomic radius
4. Atomic weight

Who discovered the nucleus of the atom?

1. John Dalton
2. Niels Bohr
3. Ernest Rutherford
4. J.J. Thomson

Which scientist developed the planetary model of the atom?

1. Ernest Rutherford
2. John Dalton
3. Niels Bohr
4. J.J. Thomson