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100+ Free MATSEC IM Biology Practice Questions

Prepare for the Malta Intermediate Matriculation (IM) Biology — IM 05 (2026) exam with instant access — no signup required.

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2026 Statistics

Key Facts: MATSEC IM Biology Exam

IM 05

Official MATSEC Intermediate subject code

MATSEC 2026 syllabi catalogue

A–E / F

Subject grade scale (A highest pass; F fail)

Matriculation Examination Regulations 2025

10 / 8 / 6 / 4 / 2

IM grade points for grades A / B / C / D / E

Matriculation Examination Regulations 2025

44

Minimum total grade points for Matriculation Certificate (with required subject mix)

Matriculation Examination Regulations 2025

EUR 40

Revision of Paper fee at IM level (from 2026 sessions fee schedule)

MATSEC Examination Fees document

EUR 35

Late registration fee per subject (from 2026 sessions fee schedule)

MATSEC Examination Fees document

100

Free practice MCQs on this page (study adaptation)

OpenExamPrep

MATSEC Intermediate Matriculation Biology (IM 05) is a University of Malta MATSEC subject assessed under the 2026 syllabus (one written paper: 3 hours). Results use grades A–E (pass) or F; IM grade points contribute to the Matriculation Certificate (minimum 44 points). The 100 questions on this page are an English-language MCQ study adaptation, not an official MATSEC format simulation.

Sample MATSEC IM Biology Practice Questions

Try these sample questions to test your MATSEC IM Biology exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1Which approximate order of relative size is correct when comparing biological structures?
A.Molecule < membrane thickness < virus < bacterium < organelle < cell
B.Virus < molecule < membrane thickness < bacterium < cell < organelle
C.Bacterium < virus < organelle < membrane thickness < molecule < cell
D.Membrane thickness < molecule < organelle < virus < bacterium < cell
Explanation: Typical orders of magnitude are molecules (~1 nm), membrane thickness (~10 nm), viruses (~100 nm), bacteria (~1 µm), organelles (up to ~10 µm) and cells (up to ~100 µm). This sequence reflects increasing size from molecules to whole cells.
2Why does surface area to volume ratio limit cell size?
A.As a cell enlarges, surface area increases faster than volume, so the cell loses too much heat
B.As a cell enlarges, volume increases faster than surface area, so membrane exchange becomes inadequate
C.Larger cells have thicker membranes that block all diffusion
D.DNA content halves automatically when cells grow larger
Explanation: Volume (metabolic demand) scales with the cube of linear dimensions while surface area (exchange) scales with the square. Beyond a certain size the membrane cannot supply or remove materials fast enough, so cells stay small or specialise with high surface area features.
3In a generalised prokaryotic cell, which structure carries non-chromosomal DNA that can be transferred between bacteria?
A.Flagellum
B.Slime capsule
C.Plasmid
D.Ribosome
Explanation: Plasmids are small, often circular DNA molecules separate from the main nucleoid DNA. They can carry useful genes (e.g. antibiotic resistance) and are important in recombinant DNA technology as vectors.
4Which comparison of prokaryotic and eukaryotic cells is correct?
A.Only prokaryotes have ribosomes
B.Only eukaryotes have a cell surface membrane
C.Prokaryotes always have chloroplasts while eukaryotes never do
D.Prokaryotes lack a true nucleus and membrane-bound organelles; eukaryotes have both
Explanation: Prokaryotes have naked DNA not enclosed in a nuclear envelope and lack membrane-bound organelles such as mitochondria and chloroplasts. Eukaryotes have a nucleus and membrane-bound organelles. Both have ribosomes and a plasma membrane.
5What is the main structural component of the plant cell wall emphasised at Intermediate level?
A.Cellulose microfibrils
B.Peptidoglycan only
C.Chitin only
D.Phospholipid bilayers
Explanation: Plant cell walls are based on cellulose microfibrils that provide strength and support while remaining permeable to water and solutes. Peptidoglycan is bacterial; chitin is fungal; phospholipids form membranes.
6In the fluid mosaic model, which statement best describes the phospholipid bilayer?
A.Hydrophobic heads face water; hydrophilic tails form the core
B.Hydrophilic heads face aqueous environments; hydrophobic tails form the membrane core
C.Both heads and tails are equally attracted to water
D.Cholesterol completely replaces phospholipids in all membranes
Explanation: Phospholipids are amphipathic: polar heads interact with water on both sides of the membrane while non-polar fatty acid tails associate in the interior, stabilising the bilayer. Proteins and cholesterol are embedded within this fluid framework.
7Which process requires carrier proteins, ATP and movement against a concentration gradient?
A.Simple diffusion
B.Osmosis
C.Active transport
D.Facilitated diffusion only
Explanation: Active transport moves substances against their concentration gradient using membrane protein carriers and energy from ATP. Diffusion and osmosis are passive and do not require ATP.
8Which organelle packages and modifies proteins received from the rough endoplasmic reticulum?
A.Lysosome
B.Nucleolus
C.Flagellum
D.Golgi apparatus
Explanation: The Golgi apparatus receives proteins from the RER, modifies them (e.g. glycosylation) and packages them into vesicles for secretion or delivery to other organelles such as lysosomes.
9Which feature is present in both animal and plant eukaryotic cells but absent from typical prokaryotes?
A.Mitochondria
B.Ribosomes
C.Cell surface membrane
D.DNA
Explanation: Mitochondria are membrane-bound organelles found in animal and plant cells but not in prokaryotes. Ribosomes, plasma membranes and DNA occur in both prokaryotes and eukaryotes.
10Lysosomes are best described as organelles that:
A.Fix carbon dioxide during photosynthesis
B.Contain hydrolytic enzymes for intracellular digestion of materials
C.Synthesise ATP by oxidative phosphorylation exclusively
D.Store hereditary information as linear chromosomes
Explanation: Lysosomes are membrane-bound vesicles rich in hydrolytic enzymes that digest worn-out organelles, engulfed pathogens and macromolecules inside eukaryotic cells.

About the MATSEC IM Biology Exam

Malta Intermediate Matriculation (IM) Biology — IM 05 (2026) is administered by the MATSEC Examinations Board (University of Malta). Intermediate Matriculation subjects form part of the Matriculation Certificate pathway (two Advanced Level subjects, three Intermediate Level subjects and Systems of Knowledge, with group restrictions and a minimum of 44 grade points). Assessment for IM 05 follows the official 2026 syllabus scheme: One written paper of 3 hours with two equal sections: Section A compulsory short-answer questions; Section B choice of structured questions. Available in September session. This practice bank is an English-language MCQ study adaptation of syllabus knowledge and judgment, not an official paper simulation or substitute for required oral, practical, performance or project work.

Assessment

One written paper of 3 hours with two equal sections: Section A compulsory short-answer questions; Section B choice of structured questions. Available in September session.

Time Limit

One written paper: 3 hours

Passing Score

Subject results are graded A, B, C, D, E (pass, A highest) or F (fail). For the Matriculation Certificate, Intermediate Level grade points are: A=10, B=8, C=6, D=4, E=2. The Certificate requires among other criteria a minimum total of 44 grade points from the required subject combination within five years (Matriculation Examination Regulations 2025).

Exam Fee

The MATSEC Examination Fees schedule applicable from the 2026 sessions publishes no base registration fee per subject; only additional charges are listed — late registration EUR 35 per subject, very late registration EUR 70 per subject, Revision of Paper at Intermediate Matriculation (IM) level EUR 40, and change in school EUR 35. Examination fees are not refundable. (MATSEC Examinations Board, University of Malta)

MATSEC IM Biology Exam Content Outline

Core

Cells and their functions

Cells and their functions

Core

Cellular respiration and photosynthesis

Cellular respiration and photosynthesis

Core

Cell division and genetics

Cell division and genetics

Core

Human physiology

Human physiology

Core

Plant structure and transport

Plant structure and transport

Core

Ecology and ecosystems

Ecology and ecosystems

Core

Microorganisms and disease

Microorganisms and disease

Core

Evolution and classification

Evolution and classification

Core

Homeostasis

Homeostasis

Core

Reproduction

Reproduction

How to Pass the MATSEC IM Biology Exam

What You Need to Know

  • Passing score: Subject results are graded A, B, C, D, E (pass, A highest) or F (fail). For the Matriculation Certificate, Intermediate Level grade points are: A=10, B=8, C=6, D=4, E=2. The Certificate requires among other criteria a minimum total of 44 grade points from the required subject combination within five years (Matriculation Examination Regulations 2025).
  • Assessment: One written paper of 3 hours with two equal sections: Section A compulsory short-answer questions; Section B choice of structured questions. Available in September session.
  • Time limit: One written paper: 3 hours
  • Exam fee: The MATSEC Examination Fees schedule applicable from the 2026 sessions publishes no base registration fee per subject; only additional charges are listed — late registration EUR 35 per subject, very late registration EUR 70 per subject, Revision of Paper at Intermediate Matriculation (IM) level EUR 40, and change in school EUR 35. Examination fees are not refundable.

Keys to Passing

  • Complete 500+ practice questions
  • Score 80%+ consistently before scheduling
  • Focus on highest-weighted sections
  • Use our AI tutor for tough concepts

MATSEC IM Biology Study Tips from Top Performers

1Work from the official IM 05 2026 syllabus learning outcomes and scheme of assessment on um.edu.mt/matsec — examiners mark to those criteria.
2Practise timed written-paper style answers and any required oral, practical, performance or project work; MCQs alone cannot replace those components.
3Note Matriculation Certificate combination rules (groups, prohibited pairings, Systems of Knowledge, 44-point minimum) in the Matriculation Examination Regulations 2025.
4Use MATSEC past papers and marking schemes for personal study only; commercial reproduction requires MATSEC permission.
5Register within published First Session and September Second Session windows; late and very late fees apply per the 2026 fee schedule.

Frequently Asked Questions

What is MATSEC Intermediate Matriculation Biology?

Malta Intermediate Matriculation (IM) Biology — IM 05 (2026) is an Intermediate Matriculation subject administered by the MATSEC Examinations Board at the University of Malta under the official 2026 syllabus (IM 05). Intermediate subjects contribute grade points toward the Matriculation Certificate.

How is MATSEC IM Biology assessed?

One written paper of 3 hours with two equal sections: Section A compulsory short-answer questions; Section B choice of structured questions. Available in September session. Official papers are not fixed multiple-choice totals.

How much does MATSEC IM registration cost?

The MATSEC Examination Fees schedule applicable from the 2026 sessions publishes no base registration fee per subject; only additional charges are listed — late registration EUR 35 per subject, very late registration EUR 70 per subject, Revision of Paper at Intermediate Matriculation (IM) level EUR 40, and change in school EUR 35. Examination fees are not refundable.

What grades and points apply at Intermediate Level?

Subject results are graded A, B, C, D, E (pass, A highest) or F (fail). For the Matriculation Certificate, Intermediate Level grade points are: A=10, B=8, C=6, D=4, E=2. The Certificate requires among other criteria a minimum total of 44 grade points from the required subject combination within five years (Matriculation Examination Regulations 2025).

Are these official MATSEC examination questions?

No. Official MATSEC IM Biology uses the written/oral/practical/project components set in the IM 05 syllabus—not a fixed multiple-choice paper. This bank is an original English-language MCQ study adaptation for syllabus knowledge practice only.