What is resolution?
The fineness of detail that can be seen in an image
The amount you can zoom in on an image
The area the image covers in the field of view
Which of these organelles can you only see in detail with an electron microscope?
Mitochondria
Nucleus
Vacuole
What process do mitochondria carry out in cells?
Protein synthesis
Photosynthesis
Respiration
Which of these statements about light microscopes is true?
Light microscopes have a higher resolution and lower magnification than electron microscopes
Light microscopes have a higher resolution and higher magnification than electron microscopes
Light microscopes have a lower resolution and a lower magnification than electron microscopes
What is the magnification if the length of a chloroplast appears to be 1 mm long but its real length is 10 µm?
x100
x1,000
x10
Which is the closest estimate to the area of an animal cell with radius 4 µm?
10 µm2
50 µm2
40 µm2
How many nm are in 1 mm?
1,000
1,000,000
10
The nucleus of a cell measures 8 µm in diameter. What is this in mm?
0.08 mm
0.008 mm
0.0008 mm
Which of these is a rule for scientific drawing?
Use a ruler to draw label lines
Colour in the drawing
Draw using a pen
What is 0.0005 mm in standard form? - Higher
5x104 mm
5x10-4 mm
0.5x10-3 mm