Worms come to the soil surface after heavy rain.
Which characteristic of living organisms does this show?
The diagrams show a plant at the start of an experiment, and the same plant two days later.
Which characteristic of living organisms is not demonstrated by this experiment?
The diagram shows an amoeba, a single-celled living organism.
The movement of gases at X indicates the occurrence of which process or processes in the cell?
A excretion and nutrition
B excretion and respiration
C nutrition and respiration
D respiration only
What is respiration?
B giving out carbon dioxide
C releasing energy from food
D taking in oxygen
A living organism, X, can make its own food, get rid of toxic materials and detect and respond to stimuli.
What other four processes must organism X carry out to stay alive?
A excretion, growth, movement, sensitivity
B excretion, growth, nutrition, respiration
C growth, movement, reproduction, respiration
D movement, reproduction, respiration, sensitivity
Which process in plant cells uses chlorophyll?
Which characteristic of living organisms is described by the following definition?
‘The ability to detect changes in the environment and make responses’.
Which characteristic is shown when a person smells a gas in the air?
Which characteristic of living organisms can involve ingestion, absorption and assimilation?
What is defined as the chemical reactions that break down food molecules in cells to release energy?
Which process produces heat to maintain a person’s body temperature?
Which process removes the waste products of metabolism from the body?
The diagram shows some organisms living in water.
Which process is carried out by all the living organisms shown?
What are characteristics of all organisms?
A egestion and excretion
B egestion and nutrition
C excretion and nutrition
D excretion and photosynthesis
Living animals release carbon dioxide.
This is an example of which life process?