IGCSE Biology (0610) — October–November 2024, Paper 11

40 questions · every question answerable online with instant point-by-point AI marking against the official mark scheme.

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Question 1 · 1 mark · Characteristics and classification of living organisms

The diagram shows a leaf on a plant. The diagram shows simple sugars made in the leaf, water taken up from the soil, carbon dioxide from the air, and sunlight reaching the leaf.…

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Question 2 · 1 mark · Characteristics and classification of living organisms

Which description of a species is correct? A a group of organisms that can reproduce to produce fertile offspring B a group of animals that can produce genetically different…

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Question 3 · 1 mark · Characteristics and classification of living organisms

The diagram shows a dolphin. Dolphins are mammals that live in the sea. Which row correctly identifies some of the features of dolphins (organ of gas exchange; produces milk)? A…

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Question 4 · 1 mark · Cells

Which structures are found in an animal cell? (columns: cell membrane, cell wall, chloroplast, large vacuole, cytoplasm, nucleus) A cell membrane yes, cell wall yes, chloroplast…

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Question 5 · 1 mark · Cells

What is the function of ciliated cells in the bronchi? A to absorb oxygen B to digest pathogens C to move mucus D to produce antibodies

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Question 6 · 1 mark · Cells (magnification)

The diagram shows an organism called a copepod. The magnification of the diagram is 30. The length of line XY is 45 mm. What is the actual length of the copepod? A 0.67 mm B 1.5…

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Question 7 · 1 mark · Movement into and out of cells

Some molecules move through a membrane during osmosis. Which row shows the molecule that moves and the type of membrane? A oxygen; partially permeable B oxygen; permeable C water;…

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Question 8 · 1 mark · Movement into and out of cells

What is a feature of active transport? A It requires energy from respiration. B It involves the random movement of molecules. C Substances are moved down a concentration gradient.…

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Question 9 · 1 mark · Biological molecules

Which substances are made by linking together glucose molecules only? A cellulose, glycogen and starch B fats, cellulose and proteins C proteins, oils and glycogen D starch, fats…

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Question 10 · 1 mark · Biological molecules

Four solutions were tested to see if they contained protein, starch or glucose. The colours of the solutions after the tests are recorded in the table. Which solution contained…

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Question 11 · 1 mark · Enzymes

Which type of biological molecule are enzymes made of? A carbohydrate B fat C oil D protein

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Question 12 · 1 mark · Enzymes

The diagrams show molecules involved in the action of a digestive enzyme. What is the substrate? A option A molecule shape B option B molecule shape C option C molecule shape D…

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Question 13 · 1 mark · Enzymes

The graph shows how the activity of an enzyme varies with temperature (rate of enzyme activity vs temperature 0-70 C). What is the optimum temperature for this enzyme, and at…

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Question 14 · 1 mark · Plant nutrition

An experiment is set up with a small plant on a gauze platform above green indicator in test-tube X, and test-tube Y as a control. The green indicator turns yellow when carbon…

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Question 15 · 1 mark · Transport in plants

What is a description of transpiration? A the breakdown of nutrient molecules to release energy B the flow of energy through living organisms C the loss of water vapour from…

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Question 16 · 1 mark · Plant nutrition / leaf structure

The photomicrograph shows a cross-section through a leaf. Which structure is the cuticle? (labelled A, B, C, D) A structure A B structure B C structure C D structure D

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Question 17 · 1 mark · Human nutrition

What is lacking in the diet of a person with scurvy? A calcium B iron C vitamin C D vitamin D

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Question 18 · 1 mark · Human nutrition

What is a part of the small intestine? A anus B colon C ileum D rectum

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Question 19 · 1 mark · Human nutrition

The diagram shows apparatus to demonstrate two processes that take place in the body: a test-tube of pure water containing dialysis tubing (partially permeable) with its ends…

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Question 20 · 1 mark · Human nutrition

Which row identifies the four types of human teeth shown (numbered 1, 2, 3, 4)? A 1 canine, 2 incisor, 3 molar, 4 premolar B 1 premolar, 2 incisor, 3 molar, 4 canine C 1 canine, 2…

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Question 21 · 1 mark · Human nutrition

The diagram shows the human digestive system with parts labelled P, Q, R, S, T. Which letters show where amylase acts during digestion? A P and R B P and S C Q and R D Q and T

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Question 22 · 1 mark · Transport in plants

Which row describes transport in a plant? (columns: transport tissue; transport tissue found in a vascular bundle; substances transported) A phloem; yes; sucrose and amino acids B…

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Question 23 · 1 mark · Transport in animals

In humans, which structures provide cells with oxygen and nutrients? A arteries B capillaries C lungs D veins

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Question 24 · 1 mark · Transport in animals

The diagram shows part of the human circulatory system with blood vessels numbered 1-6, plus head, lungs, kidneys and legs. What are the numbered blood vessels? (columns: vena…

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Question 25 · 1 mark · Diseases and immunity

Some methods of transmitting pathogens are listed: 1 drinking contaminated water; 2 contact with another person's blood; 3 contact with another person's saliva; 4 touching…

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Question 26 · 1 mark · Respiration

Which substances are used and produced in aerobic respiration in a plant cell? (columns: substances used; substances produced) A carbon dioxide and glucose; oxygen and water B…

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Question 27 · 1 mark · Excretion in humans

Which organ excretes urea? A bladder B kidney C liver D lung

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Question 28 · 1 mark · Coordination and response

Which statements about hormones are correct? 1 The ovaries secrete oestrogen. 2 The pancreas secretes adrenaline. 3 The pancreas secretes insulin. A 1 and 3 B 1 only C 2 and 3 D 2…

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Question 29 · 1 mark · Coordination and response

The diagram shows a plant shoot growing towards the light. What is the name of this plant shoot's response to light? A gravitropism B photosynthesis C phototropism D reflex

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Question 30 · 1 mark · Reproduction in plants

Parts of an insect-pollinated flower are listed: 1 anther; 2 filament; 3 stigma; 4 style. Which parts are in a carpel? A 1 and 2 B 1 and 3 C 2 and 4 D 3 and 4

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Question 31 · 1 mark · Diseases and immunity

What is treated with antibiotics? A a bacterial infection B rickets C scurvy D a viral infection

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Question 32 · 1 mark · Reproduction

Which statement describes asexual reproduction? A the production of genetically different offspring from one parent B the production of genetically different offspring from two…

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Question 33 · 1 mark · Reproduction in humans

In humans, why are sperm cells produced in much greater numbers than egg cells? A Many sperm cells are needed to fertilise an egg cell. B Sperm cells are small in size. C Sperm…

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Question 34 · 1 mark · Reproduction in humans

What is the ball of cells that implants into the lining of the uterus during sexual reproduction in humans? A embryo B gamete C placenta D zygote

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Question 35 · 1 mark · Inheritance

Which sex chromosomes need to be present in a sperm cell to produce a male offspring? A X only B Y only C XX D XY

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Question 36 · 1 mark · Variation and selection

ABO blood groups are an example of one type of variation. What is the cause of this type of variation? A environment only B genes only C genes and environment D mutation and…

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Question 37 · 1 mark · Variation and selection

Which statement is an example of natural selection? A choosing donkeys with desirable characteristics to breed B choosing to cross-pollinate wheat plants with the highest yields C…

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Question 38 · 1 mark · Organisms and their environment

The graph shows the increase in the human population of the world since 1630 (population / millions vs year 1630-2030). What was the longest time taken for the population to…

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Question 39 · 1 mark · Human influences on ecosystems

Lichens are organisms that do not grow well in polluted air. Which graph shows the change in the number of lichen species from the centre of a polluted city to the unpolluted…

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Question 40 · 1 mark · Organisms and their environment

Which trophic level describes an organism that only eats herbivores? A producer B primary consumer C secondary consumer D tertiary consumer

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