IGCSE Biology (0610) — October–November 2024, Paper 13
40 questions · every question answerable online with instant point-by-point AI marking against the official mark scheme.
Start with Question 1 →Students find a small organism in a pond. They catch it and put it into a large jar of water. They see that the organism swims away from light. It lays some eggs before it is put…
Answer this question and get it marked →Which description of a species is correct? A a group of organisms living at the same time B a group of organisms living in the same area C a group of organisms that can reproduce…
Answer this question and get it marked →The table shows the number of animals collected in a sample from a woodland and the groups to which they belong: arachnids 10; crustaceans 8; insects 80; myriapods 7. How many of…
Answer this question and get it marked →Some vertebrates have body hair. Which group do these vertebrates belong to? A amphibian B bird C mammal D reptile
Answer this question and get it marked →The diagram shows two guard cells from a leaf, with parts labelled A, B, C and D. Which labelled part would also be found in sperm cells? A A B B C C D D
Answer this question and get it marked →The photograph shows part of a cross-section of a root, with a root hair and xylem labelled. The root hair and the xylem are part of the same A cell and organism. B cell and…
Answer this question and get it marked →Which formula is correct for calculations involving image size, actual size and magnification? A actual size = image size x magnification B image size = magnification x actual…
Answer this question and get it marked →Which statements about diffusion are correct? 1 Diffusion is the net movement of particles from a higher to a lower concentration. 2 Diffusion is the net movement of particles…
Answer this question and get it marked →What is the name of the process in which water moves through a partially permeable membrane? A active transport B evaporation C osmosis D transpiration
Answer this question and get it marked →A sample of food is tested with different chemical substances. The table shows the results: iodine solution - yellow-brown; biuret - purple; DCPIP - colourless. Which nutrients…
Answer this question and get it marked →The diagram shows an experiment on the digestion of the protein in egg albumen by protease (taken from a human stomach). Tube A: egg albumen + protease. Tube B: egg albumen +…
Answer this question and get it marked →The diagram represents the shape of an enzyme molecule with an active site. With which substrate would this enzyme most easily form an enzyme-substrate complex? A substrate A B…
Answer this question and get it marked →The diagram shows an experiment to investigate photosynthesis: an aquatic plant under light, with gas collecting at the top of a tube (start and finish states shown). What is the…
Answer this question and get it marked →The graph shows how the percentage of protein found in potatoes was affected by the concentration of nitrate fertiliser added to the crop when it was growing. Using the…
Answer this question and get it marked →Which food would add more fibre as part of a balanced diet? A black beans B cheese C eggs D tuna fish
Answer this question and get it marked →The diagram shows the human digestive system with regions labelled A, B, C and D. Which letter represents the rectum? A A B B C C D D
Answer this question and get it marked →The bacterium Salmonella enterica can cause severe food poisoning, and the lining of the alimentary canal may be damaged. This damage affects the absorption of digested food.…
Answer this question and get it marked →In which part of the alimentary canal is the most water absorbed? A colon B rectum C small intestine D stomach
Answer this question and get it marked →The diagram shows the pathway of water molecules through a leaf and out to the environment: mesophyll cell - process X - air space - process Y - stomata. Which statements are…
Answer this question and get it marked →The diagram shows blood vessels entering and leaving some organs in the human body: lungs (vessels 1 and 2), heart, kidney (vessels 3 and 4). Which row identifies the pulmonary…
Answer this question and get it marked →When a pathogen enters the blood, the number of white blood cells increases. Some possible reasons why this happens are listed. 1 It increases the number of antibodies. 2 It…
Answer this question and get it marked →The graph (bar chart) shows how waste is disposed of in three cities, by percentage of total waste (landfill, burning, recycling, composting) for city 1, city 2 and city 3. Which…
Answer this question and get it marked →Which structure connects directly to the alveoli? A bronchus B bronchiole C larynx D trachea
Answer this question and get it marked →What is the equation for aerobic respiration? A glucose + carbon dioxide - oxygen + water B glucose + oxygen - carbon dioxide + water C water + carbon dioxide - glucose + oxygen D…
Answer this question and get it marked →Which hormone is secreted by the pancreas? A adrenaline B insulin C oestrogen D testosterone
Answer this question and get it marked →What is an example of phototropism? A a chemical produced by a plant B a painful sensation in response to a stimulus C the growth of a plant root towards the centre of the Earth D…
Answer this question and get it marked →The graph shows changes in the resistance of the bacterium Escherichia coli to two different antibiotics (antibiotic 1 and antibiotic 2) between 2005 and 2023. Which statement…
Answer this question and get it marked →The nuclei of which two structures fuse during fertilisation? A two eggs B two embryos C two gametes D two zygotes
Answer this question and get it marked →Which statements about sexual reproduction in plants are correct? 1 Anthers in wind-pollinated flowers are inside the flower. 2 Pollen grains in insect-pollinated flowers are…
Answer this question and get it marked →Which structure is found in both animals and plants? A cornea B ovary C sepal D stamen
Answer this question and get it marked →Which sex chromosomes are present in a human sperm cell? A both X and Y chromosomes B either X or Y chromosomes C only X chromosomes D only Y chromosomes
Answer this question and get it marked →What are alleles made of? A amino acids B DNA C genes D protein
Answer this question and get it marked →The graph shows the percentage of a population with different phenotypes (1, 2, 3, 4) for the same characteristic X. Which characteristic in humans is represented by X? A ABO…
Answer this question and get it marked →Energy transfers in an ecosystem are listed: 1 Sun to plant (light); 2 plant to animal (chemical); 3 animal to animal (chemical). Which transfers are correct? A 1, 2 and 3 B 1 and…
Answer this question and get it marked →Which diagram shows the correct order in a food chain? A carnivore - carnivore - herbivore - producer B herbivore - herbivore - producer - carnivore C producer - herbivore -…
Answer this question and get it marked →Which process removes carbon dioxide from the atmosphere? A combustion B decomposition C photosynthesis D respiration
Answer this question and get it marked →The graph shows how the population of the world has increased over time (world population / billions vs year 1700-2000), with region P marked on the steeply rising part. Which…
Answer this question and get it marked →How do herbicides help to increase food production? A by increasing biodiversity B by killing insect pests C by providing nutrients D by reducing competition
Answer this question and get it marked →Which product of anaerobic respiration in yeast is used as a biofuel? A carbon dioxide B ethanol C glucose D oxygen
Answer this question and get it marked →Which statement describes genetic modification? A changing the genetic material of an organism B changing the genetic material of plants only C producing new organisms through…
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