AQA Combined Science
Biology Paper 1 Exam
Questions and Answers 100%
PASS
Name the two types of Eukaryotic cells—ANSWER-Plant cells, animal cells
What type of cells are Prokaryotic cells?—ANSWER-Bacteria cells
Where are chromosomes found in an animal cell—ANSWER-Nucleus
Describe the DNA in a bacteria cell—ANSWER-A single DNA loop or a DNA
ring (plasmid)
What is 'centi' in standard form?—ANSWER-10 to the power of -2
What is 'milli' in standard form?—ANSWER-10 to the power of -3
What is 'micro' in standard form?—ANSWER-10 to the power of -6
What is 'nano' in standard form?—ANSWER-10 to the power of -9
List the five parts of an animal cell—ANSWER-Nucleus, Cytoplasm, Cell
membrane, Mitochondria, Ribosomes
, List the three parts of a cell only found in plant cells—ANSWER-Vacuole
(filled with cell sap), Chloroplasts, Cell wall
What is a cell wall made of in a plant cell?—ANSWER-Cellulose
What function does cellulose have in a cell wall?—ANSWER-Provides
strength
Name three specialised animal cells—ANSWER-Sperm, Nerve, Muscle
Name three specialised plant cells—ANSWER-Xylem, Root hair, Phloem
What is cell differentiation?—ANSWER-When different types of cells are
formed in an organism
State two benefits of an electron microscope over a light microscope—
ANSWER-Greater resolving power, Higher magnification
How do you calculate magnification in a microscope?—ANSWER-
Magnification = size of image/size of real object
What is a stem cell?—ANSWER-An undifferentiated cell
Name two conditions that treatment with stem cells might help in humans—
ANSWER-Diabetes, Paralysis
What is a risk of using stem cells to treat humans?—ANSWER-Transfer of
viral infection
What is diffusion?—ANSWER-Spreading out of particles of a substance in
solution or a gas
© 2026 Copyright. All Rights Reserved. This document is
protected by copyright law, Copyrighted By Katelyn Whitman
Biology Paper 1 Exam
Questions and Answers 100%
PASS
Name the two types of Eukaryotic cells—ANSWER-Plant cells, animal cells
What type of cells are Prokaryotic cells?—ANSWER-Bacteria cells
Where are chromosomes found in an animal cell—ANSWER-Nucleus
Describe the DNA in a bacteria cell—ANSWER-A single DNA loop or a DNA
ring (plasmid)
What is 'centi' in standard form?—ANSWER-10 to the power of -2
What is 'milli' in standard form?—ANSWER-10 to the power of -3
What is 'micro' in standard form?—ANSWER-10 to the power of -6
What is 'nano' in standard form?—ANSWER-10 to the power of -9
List the five parts of an animal cell—ANSWER-Nucleus, Cytoplasm, Cell
membrane, Mitochondria, Ribosomes
, List the three parts of a cell only found in plant cells—ANSWER-Vacuole
(filled with cell sap), Chloroplasts, Cell wall
What is a cell wall made of in a plant cell?—ANSWER-Cellulose
What function does cellulose have in a cell wall?—ANSWER-Provides
strength
Name three specialised animal cells—ANSWER-Sperm, Nerve, Muscle
Name three specialised plant cells—ANSWER-Xylem, Root hair, Phloem
What is cell differentiation?—ANSWER-When different types of cells are
formed in an organism
State two benefits of an electron microscope over a light microscope—
ANSWER-Greater resolving power, Higher magnification
How do you calculate magnification in a microscope?—ANSWER-
Magnification = size of image/size of real object
What is a stem cell?—ANSWER-An undifferentiated cell
Name two conditions that treatment with stem cells might help in humans—
ANSWER-Diabetes, Paralysis
What is a risk of using stem cells to treat humans?—ANSWER-Transfer of
viral infection
What is diffusion?—ANSWER-Spreading out of particles of a substance in
solution or a gas
© 2026 Copyright. All Rights Reserved. This document is
protected by copyright law, Copyrighted By Katelyn Whitman
