IGCSE Biology (0610) — October–November 2024, Paper 12
40 questions · every question answerable online with instant point-by-point AI marking against the official mark scheme.
Start with Question 1 →Which type of cell moves mucus? A ciliated cell B egg cell C guard cell D root hair cell
Answer this question and get it marked →A student exposed a fly larva to light and temperature gradients. They lit the area from one side and made one side of the area warmer than the other. They traced the path of the…
Answer this question and get it marked →The table shows the scientific names and the common names of four plants: Althaea officinalis (marsh mallow); Hottonia palustris (water violet); Viola palustris (marsh violet);…
Answer this question and get it marked →The diagram shows an arthropod. Which group does this arthropod belong to? A arachnid B crustacean C insect D myriapod
Answer this question and get it marked →The diagram shows a plant cell with regions labelled A, B, C and D. Which letter indicates the location of the cell membrane? A A B B C C D D
Answer this question and get it marked →Which magnification formula is correct? A magnification = actual size / image size B magnification = actual size + image size C magnification = image size / actual size D…
Answer this question and get it marked →A frog is an animal. The skin of a frog is permeable to oxygen and carbon dioxide. Which directions will have a net diffusion of oxygen and carbon dioxide when a frog swims in…
Answer this question and get it marked →Which statement about plant support is correct? A The pressure of water inside the cells presses inwards on the cell walls. B The pressure of water inside the cells presses…
Answer this question and get it marked →What is a correct statement about active transport? A Particles move into cells, using energy released by photosynthesis. B Particles move across a cell wall without using energy.…
Answer this question and get it marked →A sample of food was tested with biuret reagent. Which colour would be seen if the food sample contained protein? A blue-black B brick red C yellow-brown D purple
Answer this question and get it marked →Which elements are found in fats? A carbon, hydrogen and iron B carbon, hydrogen and oxygen C carbon, hydrogen and nitrogen D carbon, oxygen and nitrogen
Answer this question and get it marked →Which statements about enzymes are correct? 1 Enzymes are biological catalysts. 2 Enzymes are carbohydrates. 3 Enzymes have an active site. A 1 and 2 B 1 and 3 C 2 and 3 D 3 only
Answer this question and get it marked →The equation for photosynthesis is shown: ...1... + ...2... - glucose + ...3... . Which words correctly complete gaps 1, 2 and 3? A carbon dioxide; light; oxygen B carbon dioxide;…
Answer this question and get it marked →Which carbohydrate is used to make cell walls? A cellulose B glycogen C starch D sucrose
Answer this question and get it marked →The diagram shows a cross-section of a leaf with structures labelled X, Y and Z. Which row shows the correct labels? (columns: palisade mesophyll cell; spongy mesophyll cell;…
Answer this question and get it marked →The table shows some of the nutrients found in yoghurt (content per 100 g): carbohydrate 6.90 g; protein 4.80 g; fat 1.50 g; calcium 0.16 g. One serving size of yoghurt is 150 g.…
Answer this question and get it marked →The diagram shows the alimentary canal and some of the associated organs in a cat (similar to a human), with structures labelled 1, 2, 3 and 4. Which row identifies the structures…
Answer this question and get it marked →The diagram shows the four types of teeth in a human jaw (top view and side view), with teeth labelled 1, 2, 3 and 4. Which row correctly identifies all four types of teeth? A 1…
Answer this question and get it marked →What are the products of protein digestion in the stomach? A amino acids B fatty acids C glycerol D proteases
Answer this question and get it marked →Where is water absorbed? A colon and small intestine B large intestine only C gall bladder and colon D small intestine only
Answer this question and get it marked →The diagram shows a cross-section of a stem with structures labelled R and S. Which statement correctly describes the location and function of phloem? A Structure R is phloem and…
Answer this question and get it marked →Some environmental factors are listed: 1 carbon dioxide concentration; 2 temperature; 3 oxygen concentration; 4 wind speed. Which factors directly affect the rate of…
Answer this question and get it marked →The diagram shows part of a blood vessel, with a key indicating the direction of blood flow. Which evidence in the diagram shows that it is a vein and not an artery? A There is a…
Answer this question and get it marked →The photomicrograph shows two blood cells. What is the function of these cells? A to carry out phagocytosis B to produce antibodies C to transport oxygen D to transport vitamins
Answer this question and get it marked →Which row matches a gas in expired air with a substance that can be used to test for the presence of that gas? (columns: gas present in expired air; test substance) A carbon…
Answer this question and get it marked →Which graph shows how temperature affects the rate of anaerobic respiration in yeast? (anaerobic respiration rate vs temperature 0-50 C) A graph A B graph B C graph C D graph D
Answer this question and get it marked →What is the pathway of a reflex arc from the receptor to the effector? A motor neurone - relay neurone - sensory neurone B motor neurone - sensory neurone - relay neurone C…
Answer this question and get it marked →What is an effect of adrenaline secretion? A decreased breathing rate B decreased pupil diameter C development of secondary sexual characteristics D increased heart rate
Answer this question and get it marked →What is phototropism? A absorbing mineral ions B absorbing water C directional growth in response to gravity D directional growth in response to light
Answer this question and get it marked →A gardener wants to grow some new plants that are identical to plants that she already has. Which method of reproduction is used, and how many parents are needed for her to grow…
Answer this question and get it marked →What must always be present for seeds to germinate? A chlorophyll B light C soil D water
Answer this question and get it marked →What is a flagellum? A a ball of cells that implants into the lining of the uterus B a cell structure that releases energy C a cell that forms after the sperm cell fuses with the…
Answer this question and get it marked →Which word describes a fertilised cell? A acrosome B embryo C gamete D zygote
Answer this question and get it marked →Which secondary sexual characteristic is caused by both testosterone and oestrogen? A breast development B changes in body shape C growth of facial hair D sudden deepening of voice
Answer this question and get it marked →Some ways that diseases can be transmitted are listed: 1 airborne droplets; 2 blood and needles; 3 food and drink; 4 unprotected sex. Which ways can transmit HIV? A 1 and 3 B 1…
Answer this question and get it marked →What do genes code for? A fats B proteins C starch D sugars
Answer this question and get it marked →When white-flowered pea plants are crossed with red-flowered pea plants, the offspring plants all have red flowers. If these offspring plants are crossed, the next generation of…
Answer this question and get it marked →What is a description of an adaptive feature? A an inherited characteristic that helps an organism to survive and reproduce B the differences between individuals of the same…
Answer this question and get it marked →Which diagram shows a pyramid of biomass for the food chain: tree - caterpillar - bird? A pyramid A B pyramid B C pyramid C D pyramid D
Answer this question and get it marked →Which statement about conservation is correct? A Captive breeding programmes can be used to conserve endangered species. B Climate change is reducing the number of species that…
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