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All living organisms release energy from nutrient molecules within their cells.
What is the name of this characteristic?
The horse, Equus ferus, and the donkey, Equus asinus, are able to interbreed. The offspring they
produce is called a mule.
Which statement is correct?
The diagram shows an organism.
Which type of arthropod is this organism?
The diagram shows a cross-section through two guard cells of a leaf.
Which labelled structures would also be found in an animal cell?
The diagram shows a cross-section through a leaf.
Which label shows a tissue?
A student found four different worms in a sample of soil and drew diagrams of them. The
diagrams were drawn with different magnifications.
Which worm was the longest?
Which statement describes the net movement of particles during diffusion?
The diagram shows a section through a mesophyll cell of a leaf.
Which part is partially permeable?
What are the smaller basic units of starch and glycogen molecules?
Some terms used to describe enzyme-controlled reactions are listed.
Which terms describe an enzyme?
Which chemical is a product of photosynthesis that moves out of a green leaf through its
What is the dietary importance of fibre in humans?
In which part of the alimentary canal does ingestion take place?
The diagram shows the human alimentary canal, with a string marked in metres beside it.
A non-woody plant stem is placed in water containing a red dye. It is left for one day and then a
section of the stem is examined using a microscope.
Which tissue is stained red?
From which cell will most water evaporate during transpiration?
The diagram shows a cross-section through the heart of a mammal.
Which row correctly identifies P, Q and R?
Which process is slower than normal in a person with very few platelets?
The body has several defence mechanisms to protect against disease.
Which defence mechanism is a chemical barrier?
A person lives in a climate where the air is very dry.
Which row correctly compares inspired air with expired air for this person?
Substances involved in aerobic respiration are listed.
1 carbon dioxide
Which substances are used during aerobic respiration?
The diagram shows the oxygen uptake by germinating seeds at two different temperatures
A person produced 1.75 dm3 of urine on a cool day.
How will the volume and concentration of urine change on a hot day, if fluid intake is the same as
on the cool day?
Which hormone triggers the ‘fight or flight’ response?
Which organ detects and coordinates the response to changes in internal body temperature?
Which statement describes the plant response known as phototropism?
Why is excessive consumption of alcohol discouraged before someone operates machinery or
drives a vehicle?
What is an example of sexual reproduction?
The diagram shows a cross-section of an insect-pollinated flower.
Which label is the stigma?
The effectiveness of different methods of birth control were studied in one country.
The graph shows the results of the study.
Beak shape in birds is controlled by genes passed from the parent birds to their offspring.
What is this an example of?
A student used a diagram to explain the inheritance of sex in humans.
Which statements should she use to complete boxes 1 and 2?
Which statement about selective breeding is correct?
Which process uses the principal source of energy input to biological systems?
The diagram shows the water cycle. Four different processes are numbered.
Which row identifies the processes correctly?
A herd of red deer live in a forest that contains snakes and a large variety of birds.
Which group of organisms is an example of a population?
Which process makes use of a genetically engineered organism?
The food web shows the feeding relationships in a woodland.
If all the chaffinches in the food web die, which effect would this have?
The diagram shows two food tests being carried out on solution X.
Which nutrients are present in solution X?
In a leaf, water moves from the surface of a mesophyll cell and then out of the leaf into the
What is the correct order of the processes involved?
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