Cambridge IGCSE Notes and Interactive Teaching and Learning Materials

Topic: Biology paper 12 Feb/Mar 2022

Paper type: 1

Year: 2022

Chapter: None

Q1: Marks :1 (Pick Multiple) Which term means a group of organisms that can reproduce to produce fertile offspring?

genus

kingdom

population

species

Q2: Marks :1 (Pick Multiple) The heart, arteries, veins and capillaries work together. Which level of organisation is shown by these structures working together?

a tissue

an organ

an organism

an organ system

Q3: Marks :1 (Pick Multiple) What controls the speed of chemical reactions in all living cells?

enzymes

hormones

ions

vitamins

Q4: Marks :1 (Pick Multiple) Which condition can be caused by a lack of fibre in the diet?

constipation

obesity

scurvy

starvation

Q5: Marks :1 (Pick Multiple) Which structure has a large surface area for the absorption of digested food?

alveolus

ileum

liver

pancreas

Q6: Marks :1 (Pick Multiple) In which part of the alimentary canal do both chemical digestion and mechanical digestion take place?

colon

duodenum

mouth

oesophagus

Q7: Marks :1 (Pick Multiple) Which molecules are transported by the phloem?

cellulose

glycogen

starch

sugar

Q8: Marks :1 (Pick Multiple) Which blood vessel returns blood from the lungs to the heart?

aorta

pulmonary artery

pulmonary vein

renal vein

Q9: Marks :1 (Pick Multiple) What is an example of a transmissible disease?

an STI

chronic obstructive pulmonary disease (COPD)

coronary heart disease

dental decay

Q10: Marks :1 (Pick Multiple) Compared with inspired air, which description of expired air is correct?

It has less oxygen and less carbon dioxide

It has less oxygen and more carbon dioxide.

It has more oxygen and less carbon dioxide.

It has more oxygen and more carbon dioxide.

Q11: Marks :1 (Pick Multiple) Yeast is placed inside a container full of a glucose solution with no air. Which word equation summarises the process that takes place inside the container?

glucose -> alcohol + carbon dioxide

glucose -> lactic acid

glucose + oxygen -> carbon dioxide + water

glucose + oxygen -> alcohol

Q12: Marks :1 (Pick Multiple) Which process uses energy released in respiration?

diffusion

evaporation

growth

osmosis

Q13: Marks :1 (Pick Multiple) What is the definition of a drug?

any illegal substance taken into the body

any substance taken into the body

any substance taken into the body that modifies or affects chemical reactions in the body

any substance taken into the body which is not a medicine

Q14: Marks :1 (Pick Multiple) Which statement about reproduction is correct?

All living species can reproduce asexually.

Gametes are needed for asexual reproduction.

Only organisms that are separated from other organisms of the same species can reproduce asexually.

Some organisms reproduce asexually and sexually.

Q15: Marks :1 (Pick Multiple) Fertilisation is the fusion of which parts of two cells?

cell walls

cytoplasm

nuclei

vacuoles

Q16: Marks :1 (Pick Multiple) A scientist studied wild birds that lived by a lake. He observed that one bird species had a beak that was adapted to extract small insects from the water. Which process would have occurred in the development of this specialised beak?

genetic engineering

natural selection

selective breeding

fossilisation

Q17: Marks :1 (Pick Multiple) What is the principal source of energy for the food chain shown? grass -> caterpillar -> frog -> snake -> owl

water

mineral ions

glucose

sunlight

Q18: Marks :1 (Pick Multiple) The diagram shows three different types of organism in a food chain. producer -> organism 2 -> organism 3 Which statement is correct for this food chain?

Organism 2 is a carnivore.

Organism 2 is a secondary consumer.

Organism 3 is a carnivore.

Organism 3 is a tertiary consumer.

Topics

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