IGCSE Biology 1.1 Characteristics of living organisms Question Bank

Biology is the study of living things.
Which characteristic applies to all forms of life?

The diagram shows a plant that has been placed near a sunlit window for a few weeks.

Which two characteristics of living organisms have affected the shape of the plant?

Which characteristic of living organisms is responsible for the production of oxygen in the leaf of a plant exposed to sunlight?

Breathing out combines which two characteristics of living organisms?

Which term is defined as all the chemical reactions that occur in cells?

The plant Mimosa pudica has leaves that fold in when touched.
This demonstrates movement and which other characteristic?

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?

Students find a small organism in a pond. They catch it and put it into a large jar of water. They see that the organism swims away from light. It lays some eggs before they put it back into the pond.

Which characteristics of living things did the students see in this organism?

Carbon dioxide diffuses into a leaf.
Which characteristic of living things requires this?

Some yeast, sugar and water are mixed in a test-tube. The diagrams show the test-tube at the start and after one hour.

Which process causes this change?