Grade 12 Biology Guess Paper 2026 Federal Board FBISE Important Questions & Topics

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Grade 12 Biology Guess Paper 2026 – Federal Board FBISE

Important Questions, Topics, Tables, Long Questions, and Short Questions for Class 12 Biology according to FBISE Federal Board syllabus.

Unit 1 – Nutrition

• Swallowing
• Stomach
• Small Intestine
• Functions of Liver and Large Intestine
• Oral Cavity

Unit 2 – Circulation

• Human Heart
• Phases of Heart Beat
• Conduction System
• Arteries, Veins and Capillaries
• Table 2.1
• Lymph Nodes and Spleen
• Principles of Angiography

Unit 3 – Gaseous Exchange

• Properties of Respiratory Surface
• Nasal Cavity, Trachea and Alveoli
• Mechanism of Respiration
• Transport of CO₂
• Table 3.11
• Effects of Smoking

Unit 4 – Homeostasis

• Structure of Kidney
• Structure of Nephron
• Mechanism of Urine Formation
• Table 4.1 and 4.2
• UTI and Kidney Stone
• Ammonotelic, Ureotelic and Uricotelic

Unit 5 – Coordination and Control

• Types of Neuron
• Table 5.2
• Reflex Action and Reflex Arc
• Nerve Impulse Transmission
• Synapse
• Drug Addiction and Drug Tolerance

Unit 6 – Support and Movement

• Pituitary Gland
• Adrenal Gland
• Thyroid Gland
• Positive and Negative Feedback

Unit 7 – Muscles and Skeleton

• Bone and Cartilage (Types, Differences and Similarities)
• Divisions of Human Skeletal System
• Synovial Joint
• Bone Fracture
• Difference Between Types of Muscles
• Sliding Filament Model
• Thin and Thick Myofilament
• Table 7.3

Unit 8 – Osmoregulation

• Classification
• Vasodilation and Vasoconstriction
• Components of Homeostatic Mechanism
• Problems Faced by Osmoregulators
• Osmoconformers and Osmoregulators

Unit 9 – Immunity

• First Line of Defence
• Neutrophils, Dendritic Cells and NKCs
• Protective Protein System
• Inflammatory Response
• T Cells and Antibody Structure

Unit 10 – Biotechnology

• Recombinant DNA Technique
• Molecular Scissors
• GMO

Unit 11 – Statistics and Data Analysis

• Mean, Median and Mode (Advantages and Disadvantages)
• Grouped and Ungrouped Data
• Pie Chart and Bar Chart – Long Question Q.6
• Q.12 Short Question

Unit 12 – Computational Biology

• Computational Biology
• Structural Biology

Unit 13 – Ecology

• Flora and Fauna
• Anthropogenic Factors

Unit 14 – Advances in Biology

• Synthetic Biology

Unit 15 – Pharmacology

• Clinical and Pre-Clinical Development
• Antibody and Its Types
• Monoclonal Antibodies