AQA GCSE Biology B1 (textbook units)(cells and microscopes)

What type of microscope has the highest resolving power?

• light

• electron

• neither

If the eyepiece lens is x15 and the objective lens is x40, what is the total magnification?

• x600

• x2.5

• x400

• x750

what is the name for number 12 on the diagram?

• adjustment knob

• fine focus

• course focus

• stage changer

If the magnification was x600, and the image size was 40mm, what is the actual size?

• 66 micrometres

• 0.066 mm

• 24000 micrometres

• 24mm

1 nm is how many metres?

• 0.00001

• 1000

• 0.000000001

• 0.000001

What type of cell is this?

• prokaryotic

• eukaryotic

the parts of a plant cell that an animal cell does not have

• cell membrane, vacuole, chloroplast

• vacuole, cell membrane, chlorophyll

• chloroplast, vacuole, cell wall

• chlorophyll, chloroplast, nucleus

Cell walls are made from this carbohydrate

• glucose

• starch

• sucrose

• cellulose

what part of the cell is this? and what role does it have?

• chloroplast and photosynthesis

• mitochondria and photosynthesis

• mitochondria and respiration

• chloroplast and respiration

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3

What is a prokaryotic cell missing when compared to a eukaryotic one

• nucleus

• genetic material

• flagellum

• plasmids