National 5 Biology PRELIM 2025/2026
Exam Questions Marking Scheme New
Update | A+ Rated
Name five parts of an animal cell? - 🧠ANSWER ✔✔Nucleus, cytoplasm,
cell membrane, ribosomes, mitochondria
Name three structures found in plant cells but not in animal cells? -
🧠ANSWER ✔✔Chloroplast, Cell wall, Vacuole
What type of cell(s) contain plasmids? - 🧠ANSWER ✔✔Bacteria
Name the part of the cell that controls the activities of the cell? - 🧠ANSWER
✔✔Nucleus
What important substances are made by ribosomes? - 🧠ANSWER
✔✔Proteins
What controls the entry and exit of materials in a cell? - 🧠ANSWER ✔✔Cell
membrane
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
1
,What is the function of the cytoplasm? - 🧠ANSWER ✔✔Site of chemical
reactions
What is the site of aerobic respiration (a chemical reaction which releases
energy from food) in a cell? - 🧠ANSWER ✔✔Mitochondria
Which types of cell(s) have a cell wall? - 🧠ANSWER ✔✔Plants, Fungal and
Bacterial
Where do you call the fluid-filled sac containing water, sugars and salts
which is found in a plant or fungal cell? - 🧠ANSWER ✔✔Vacuole
What chemical reaction takes place inside a chloroplast uisng energy from
the sun? - 🧠ANSWER ✔✔Photosynthesis
Name the pigment found in chloroplasts which trap light energy from the
sun? - 🧠ANSWER ✔✔Chlorophyll
What is a plant cell wall composed of? - 🧠ANSWER ✔✔Cellulose
Are plant and bacterial cell walls made of cellulose? - 🧠ANSWER ✔✔No -
only plant
Name two type of cells other than animal and plant. - 🧠ANSWER
✔✔Fungal and bacterial cells
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
2
, Name two ways in which bacterial cells are different to the other three
types. - 🧠ANSWER ✔✔Bacterial cells have no nucleus and no organelles
except ribosomes.
What do bacteria have instead of a nucleus? - 🧠ANSWER ✔✔A loop of
DNA and circular plasmids.
Which two substances make up the cell membrane? - 🧠ANSWER
✔✔Phospholipids and proteins
What do you call the movement of molecules from a region of higher
concentration to lower concentration (down the concentration gradient). -
🧠ANSWER ✔✔Diffusion
State two useful substances that cells gain by diffusion - 🧠ANSWER
✔✔Oxygen, glucose, amino acids
State two waste substances that cells lose by diffusion - 🧠ANSWER
✔✔Carbon dioxide, urea
What is meant by passive transport? - 🧠ANSWER ✔✔A type of transport
that occurs down the concentration gradient and does not require energy.
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
3
Exam Questions Marking Scheme New
Update | A+ Rated
Name five parts of an animal cell? - 🧠ANSWER ✔✔Nucleus, cytoplasm,
cell membrane, ribosomes, mitochondria
Name three structures found in plant cells but not in animal cells? -
🧠ANSWER ✔✔Chloroplast, Cell wall, Vacuole
What type of cell(s) contain plasmids? - 🧠ANSWER ✔✔Bacteria
Name the part of the cell that controls the activities of the cell? - 🧠ANSWER
✔✔Nucleus
What important substances are made by ribosomes? - 🧠ANSWER
✔✔Proteins
What controls the entry and exit of materials in a cell? - 🧠ANSWER ✔✔Cell
membrane
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
1
,What is the function of the cytoplasm? - 🧠ANSWER ✔✔Site of chemical
reactions
What is the site of aerobic respiration (a chemical reaction which releases
energy from food) in a cell? - 🧠ANSWER ✔✔Mitochondria
Which types of cell(s) have a cell wall? - 🧠ANSWER ✔✔Plants, Fungal and
Bacterial
Where do you call the fluid-filled sac containing water, sugars and salts
which is found in a plant or fungal cell? - 🧠ANSWER ✔✔Vacuole
What chemical reaction takes place inside a chloroplast uisng energy from
the sun? - 🧠ANSWER ✔✔Photosynthesis
Name the pigment found in chloroplasts which trap light energy from the
sun? - 🧠ANSWER ✔✔Chlorophyll
What is a plant cell wall composed of? - 🧠ANSWER ✔✔Cellulose
Are plant and bacterial cell walls made of cellulose? - 🧠ANSWER ✔✔No -
only plant
Name two type of cells other than animal and plant. - 🧠ANSWER
✔✔Fungal and bacterial cells
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
2
, Name two ways in which bacterial cells are different to the other three
types. - 🧠ANSWER ✔✔Bacterial cells have no nucleus and no organelles
except ribosomes.
What do bacteria have instead of a nucleus? - 🧠ANSWER ✔✔A loop of
DNA and circular plasmids.
Which two substances make up the cell membrane? - 🧠ANSWER
✔✔Phospholipids and proteins
What do you call the movement of molecules from a region of higher
concentration to lower concentration (down the concentration gradient). -
🧠ANSWER ✔✔Diffusion
State two useful substances that cells gain by diffusion - 🧠ANSWER
✔✔Oxygen, glucose, amino acids
State two waste substances that cells lose by diffusion - 🧠ANSWER
✔✔Carbon dioxide, urea
What is meant by passive transport? - 🧠ANSWER ✔✔A type of transport
that occurs down the concentration gradient and does not require energy.
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
3
