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Stage 1
Answer 4 out of 5 questions correctly.
Look at the images and read the text. Then, answer the question.

"Bryum capillare auf einer Mauer im Alten Friedhof Bonn" by Michael Becker / CC BY- SA 3.0
a photograph of bryum moss
This image is a photograph of a plant called bryum moss. The photograph was taken with an ordinary camera. It shows what you would see if you looked at bryum moss closely.

"Bryum capillare leaf cells" by Des_Callaghan / CC BY- SA 4.0
a micrograph of bryum moss
This image also shows bryum moss. The image is a micrograph, which is a magnified picture taken with the aid of a microscope. The magnified image shows a section of the plant that is only 0.37 millimeters long!
The micrograph shows that the plant is made up of small, similarly shaped units. In this image, each unit looks like it has six sides and is surrounded by a white border. These units are called cells.
Which of the following statements are true? Select all that apply.
Bryum moss plants are made up of tiny units called cells.
Each bryum moss cell is so small that it can be seen only with the help of a microscope.
The organism shown in the micrograph is made up of cells, but the organism in the photograph is not.
Each bryum moss cell is over 0.37 millimeters long.
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