All living organisms release energy from nutrient molecules within their cells.
What is the name of this characteristic?
Which levels of classification are shown in the scientific name of an organism, using the binominal system?
The diagram shows an arthropod that lives on land.
To which group of arthropods does this animal belong?
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 table shows some structures found in the human body.
Which row shows the correct level of organisation, from the simplest structure to the most
complex?
The diagram shows an animal. The actual length of this animal is 0.6 mm.
By which process does oxygen move from a region of higher concentration in the alveoli to a region of lower concentration in the blood?
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?
Which type of molecule are enzymes made of?
The diagram shows two food tests being carried out on solution X
Which nutrients are present in solution X?
Which chemical is a product of photosynthesis that moves out of a green leaf through its stomata?
In a leaf, water moves from the surface of a mesophyll cell and then out of the leaf into the
atmosphere.
What is the correct order of the processes involved?
The table shows some different components in a balanced diet.
Which row correctly matches the components to the reasons why they are needed?
Which process involves the removal of material from the rectum?
The diagram shows the human alimentary canal, with a string marked in metres beside it
How long is the small intestine?
The diagram shows a cross-section of part of a plant.
Which part of the plant is shown and what is the tissue labelled H?
The apparatus shown can be used to investigate the effect of temperature and humidity on the rate of transpiration.
Which set of conditions would give the highest rate of transpiration and the greatest decrease in mass?
Which row correctly links the blood vessels with their functions?
Which process is slower than normal in a person with very few platelets?
Which disease is caused by a pathogen?
The photographs show a positive test for the presence of carbon dioxide gas
What is the word equation for anaerobic respiration in yeast?
A student used this apparatus to investigate the rate of aerobic respiration in woodlice.
Which statement describes and explains the movement of the coloured liquid when the woodlice are respiring?
Which organ excretes urea?
The diagram shows a simple reflex arc.
Which endocrine gland produces insulin?
Where in the body are the blood temperature receptors?
The graph shows the relationship between deaths from lung cancer and the number of cigarettes smoked per day. Cigarettes contain tobacco.
Which statement is a possible conclusion for the data shown in the graph?
The statements refer to reproduction.
1 A zygote is formed.
2 Offspring are genetically identical to the parent.
3 Two gamete nuclei fuse together.
Which statements refer to sexual reproduction?
What is the name of the ball of cells that forms soon after fertilisation in humans?
The diagram shows the inheritance of sex in humans.
In rabbits, the allele for dark fur, R, is dominant to the allele for white fur, r.
The diagram shows a cross between a rabbit with dark fur and a rabbit with white fur.
What are the genotypes of the parents?
The graph shows the different heights of people in a human population
Which row describes the variation shown by the graph?
Which statement about selective breeding is correct?
Which process uses the principal source of energy input to biological systems?
The diagram shows part of the carbon cycle.
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.