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100+ Free PAU Graphic-Plastic Expression Techniques (Madrid) Practice Questions
Madrid PAU Graphic-Plastic Expression Techniques Examination (Técnicas de Expresión Gráfico-Plástica 2º Bachillerato - UCM 2026) practice questions are available now; exam metadata is being verified.
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Master the 2026 Madrid PAU Graphic-Plastic Expression Techniques exam with 100 practice questions covering drawing media, painting chemistry, printmaking, digital tools, and conservation.
Sample PAU Graphic-Plastic Expression Techniques (Madrid) Practice Questions
Try these sample questions to test your PAU Graphic-Plastic Expression Techniques (Madrid) exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.
1On the standard pencil hardness scale, what component ratio determines whether a graphite lead is classified as 'H' (hard) or 'B' (soft)?
A.A higher proportion of clay binder yields a harder lead (H), while more graphite yields a softer lead (B)
B.A higher proportion of wax yields a harder lead (H), while vegetable oil yields a softer lead (B)
C.A higher proportion of carbon black yields a harder lead (H), while kaolin clay yields a softer lead (B)
D.A higher proportion of gum arabic yields a harder lead (H), while shellac yields a softer lead (B)
Explanation: Graphite pencil leads are manufactured from a kiln-fired mixture of graphite and refined clay. Increasing the clay ratio produces a harder, lighter line (H grades), whereas increasing the graphite ratio produces a softer, darker line (B grades).
2How does vine charcoal differ structurally and functionally from compressed charcoal in fine art drawing?
A.Vine charcoal contains linseed oil, making it indelible, whereas compressed charcoal is unbinder charcoal
B.Vine charcoal is burnt willow or linden twigs without binders, making it easy to erase, whereas compressed charcoal includes gum binder for darker, permanent marks
C.Vine charcoal is pulverized graphite pressed into sticks, while compressed charcoal is raw wood ash
D.Vine charcoal is water-soluble, while compressed charcoal is completely hydrophobic and insoluble
Explanation: Vine charcoal (carboncillo de sauce) is created by baking raw willow or lime twigs in airtight kilns without adding binders, producing soft, easily dustable marks. Compressed charcoal combines charcoal powder with gum or clay binders, yielding intense black, harder-to-erase strokes.
3Which specialized ground preparation is strictly required to draw with a silverpoint stylus on paper or parchment?
A.An oil-based dammar varnish ground that melts under friction
B.A heavy shellac sealant that acts as a resist
C.A slightly abrasive, slightly toothy ground containing calcined bone dust or zinc white mixed with hide glue
D.A high-gloss glossy synthetic polymer emulsion
Explanation: Silverpoint requires a slightly abrasive ground (traditionally bone ash or zinc white/chalk bound with animal skin glue, known as carta tinta). The tiny metal particles break off from the silver stylus onto the abrasive ground to create fine grey lines.
4What are the primary traditional ingredients of authentic Conté crayons (lápices Conté)?
A.Natural iron oxide pigments, kaolin clay, and small amounts of wax or binder
B.Synthetic acrylic resins and aniline dyes
C.Pulverized glass, gum tragacanth, and glycerine
D.Pure beeswax, turpentine, and carbon lampblack
Explanation: Invented by Nicolas-Jacques Conté in 1795, Conté crayons consist of natural earth pigments (iron oxides like sanguine, sepia, umbrella), kaolin clay, and a binder (wax/grease), providing rich square-stick strokes harder than pastels but softer than graphite.
5What component in traditional liquid Indian Ink (tinta china) provides water resistance once dried?
A.Gelatin sizing agent
B.Arabic gum humectant
C.Linseed drying oil
D.Shellac (lac resin dissolved in borax or ammonia)
Explanation: Waterproof Indian Ink combines fine carbon black (lampblack) with shellac in an alkaline solution. Once dry, the shellac forms an insoluble resin film, preventing the ink from bleeding when wet washes are applied over it.
6In fine art paper classification, what does 'tooth' refer to, and how does hot-pressed paper differ from rough paper?
A.Tooth refers to chemical alkalinity; hot-pressed paper is acidic while rough paper is basic
B.Tooth refers to the surface grain micro-texture; hot-pressed paper is smooth with minimal tooth, while rough paper has prominent surface valleys
C.Tooth refers to tensile tearing strength; hot-pressed paper is tear-resistant while rough paper tears easily
D.Tooth refers to paper thickness measured in millimeters; hot-pressed paper is 3mm thick while rough is 1mm
Explanation: 'Tooth' (grano) describes the tactile surface texture of paper. Hot-pressed (satinado) paper is passed through heated metal rollers to create a ultra-smooth surface, whereas rough (rugoso) paper dries naturally on felts, retaining deep textural tooth.
7What is the primary function of internal and surface 'sizing' (encolado) during graphic paper manufacturing?
A.To control paper absorbency and prevent liquid inks or paints from feathering into the cellulose fibers
B.To bleach yellow unbleached wood pulp to a bright white shade
C.To increase paper flexibility so it can fold without creasing
D.To impart a glossy metallic shine to drawing surfaces
Explanation: Sizing agents (traditionally gelatin, starch, or modern alkyl ketene dimer) coat paper fibers to restrict capillary action. Without sizing, paper acts like blotting paper, causing wet inks and washes to spread out and feather out of control.
8Why do artists select a flexible crowquill dip nib over a rigid technical drafting pen when creating expressive ink line drawings?
A.Crowquill nibs produce uniform line widths regardless of hand pressure
B.Crowquill nibs release oil-based inks at a continuous regulated flow rate
C.Hand pressure spreads the flexible tines of the crowquill nib, creating dynamic modulation between thin hairlines and thick swells
D.Crowquill nibs etch directly into paper without needing liquid ink
Explanation: Flexible steel dip nibs (such as crowquill nibs) have split tines that open when downward pressure is applied, widening the ink path to yield calligraphic variation between fine hairlines and broad expressive strokes.
9In wet drawing media, what defines the 'wash drawing' (aguada) technique?
A.Applying diluted monochrome ink or watercolor with a brush to build continuous value tones and atmospheric volume
B.Scraping off dry paint layers with a razor blade to reveal white paper underneath
C.Soaking drawing paper in turpentine before using oil pastels
D.Applying heavy impasto oil paint with a palette knife
Explanation: Wash drawing (aguada) involves diluting water-soluble ink (Indian ink, bistre, or sepia) with varying amounts of water and applying it with soft brushes, constructing broad tonal values, shadows, and volumetric forms.
10How do soft pastels (pasteles suaves) differ fundamentally in composition and solubility from oil pastels (pasteles al óleo)?
A.Soft pastels use egg yolk binder and are soluble in mineral spirits, while oil pastels use water
B.Soft pastels use gum tragacanth/cellulose binder and can be blended with water, while oil pastels use non-drying oils/wax and dissolve in turpentine/spirits
C.Soft pastels contain shellac and cannot be erased, while oil pastels are pure dust
D.Soft pastels are fired in a ceramic kiln, while oil pastels are air-cured polymer resins
Explanation: Soft pastels consist of dry pigment bound with minimal water-soluble gum (gum tragacanth or methylcellulose), creating velvety, dry chalky marks. Oil pastels blend pigment with non-drying mineral oil and wax, producing buttery, non-dusting strokes soluble in organic solvents like turpentine.
About the PAU Graphic-Plastic Expression Techniques (Madrid) Practice Questions
Verified exam format metadata for Madrid PAU Graphic-Plastic Expression Techniques Examination (Técnicas de Expresión Gráfico-Plástica 2º Bachillerato - UCM 2026) is pending. The practice questions above remain available while official exam length, timing, passing score, fee, and administrator details are reviewed.