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Biology Exam Study April 2026

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Total cards: 24•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (24)

#1
Front (Question)

Define a eukaryotic cell

Back (Answer)

A cell with a nucleus

#2
Front (Question)

Sketch an animal cell, a plant cell and label the nucleus, cell membrane, cell wall, chloroplasts, mitochondria, vacuole, and ribosomes

Back (Answer)

#3
Front (Question)

What is the function of a cell membrane? (1)

Back (Answer)

It controls what enters and leaves the cell

#4
Front (Question)

What is the function of the nucleus? (2)

Back (Answer)

1) controls the cell 2) contains DNA

#5
Front (Question)

What is the function of the mitochondria (1)

Back (Answer)

Carry out aerobic respiration to release energy

#6
Front (Question)

What is the function of the cell wall?

Back (Answer)

1) supports the cell 2) In plant cells it is made out of cellulose

#7
Front (Question)

What are plant cell walls made out of?

Back (Answer)

Cellulose

#8
Front (Question)

In bacteria the cell wall is made out of cellulose, true or false?

Back (Answer)

False, only plant cells

#9
Front (Question)

What is the function of chloroplasts? (2)

Back (Answer)

1) Contain chlorophyll and 2) carry out photosynthesis

#10
Front (Question)

What is the function of the vacuole? (2)

Back (Answer)

1) Contains sap 2) Keeps the cell rigid

#11
Front (Question)

Which 3 subcellular structures are found in plant cells but not animal cells? (3)

Back (Answer)

1) Cell wall 2) Chloroplasts 3) Vacuole

#12
Front (Question)

Name 2 types of microscope used to observe cells (2)

Back (Answer)

1) Light microscope 2) Electron microscope

#13
Front (Question)

Define magnification (1)

Back (Answer)

The number of times larger an image is compared to the object

#14
Front (Question)

Which part of the microscope makes the image sharper? (1)

Back (Answer)

The focusing wheel

#15
Front (Question)

Which 2 parts of the microscope magnify the image? (2)

Back (Answer)

1) Eyepiece lens 2) Objective lens

#16
Front (Question)

Why do we stain specimens before viewing them under a microscope?

Back (Answer)

To colour them and make them easier to see

#17
Front (Question)

State a formula for calculating the total magnification of a microscope

Back (Answer)

Eyepiece lens magnification x objective lens magnification

#18
Front (Question)

Define resolution

Back (Answer)

The smallest distance between two points that can be seen using a microscope

#19
Front (Question)

State 2 advantages of an electron microscope

Back (Answer)

Higher resolution and higher magnification

#20
Front (Question)

What do mm, um, nm, pm stand for?

Back (Answer)

Millimetres, micrometres, nanometres, picometres (think of a way to remember this and which is largest and smallest.H

#21
Front (Question)

Which subcellular structure can not be seen with a light microscope?

Back (Answer)

Ribosomes

#22
Front (Question)

How many mm, um, nm, and pm are there in 1m?

Back (Answer)

1000mm, 1,000,000 um, 1,000,000,000 nm, 1,000,000,000,000 pm

#23
Front (Question)

HT Write 1mm, 1um, 1nm, 1pm in metres in standard form

Back (Answer)

See sheet for answer

#24
Front (Question)

State the equation for calculating the magnification of an image

Back (Answer)

Magnification = image size divided by actual size