The photograph shows some human cells under the microscope.
What are structures P and Q?
A P = cytoplasm; Q = cell membrane
B P = cytoplasm; Q = cell wall
C P = nucleus; Q = cell membrane
D P = nucleus; Q = cell wall
The diagrams show four types of tissues found in living organisms.
Which tissue is involved in contraction?
A
B
C
D
Which cell moves dust particles out of the body?
A ciliated
B muscle
C red blood
D xylem
The diagram shows a palisade cell from a leaf.
Which labelled structure produces oxygen?
The diagram shows a cross section through two guard cells of a leaf.
Which labelled structures would also be found in an animal cell?
A W and X
B X and Y
C Y and Z
D Z and W
The diagram shows some cells from the lining of the trachea (windpipe) in the respiratory tract.
What is the function of the structures labelled X?
A absorbing oxygen
B killing microorganisms
C moving mucus
D trapping bacteria
The diagram shows a cell.
What type of cell is shown?
A epidermis
C nerve
D palisade
The diagrams show a leaf and a section through part of the same leaf. Which label on the diagrams indicates an organ?
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