GCE Biology 2023
Past Questions
16+ verified 2023 GCE Biology practice questions with Worked answers.
Start practicing 2023 questions →2023 GCE Biology questions
Which of the following best describes the fluid mosaic model of the cell membrane?
A biologist observes an organism that is multicellular, has a cell wall made of chitin, lacks chlorophyll, and absorbs nutrients from dead organic matter. To which kingdom does this organism belong?
Kwashiorkor and marasmus are both forms of protein-energy malnutrition. Which of the following correctly distinguishes kwashiorkor from marasmus?
Which of the following blood vessels carries oxygenated blood from the lungs to the heart?
The process by which harmful nitrogenous waste is removed from the body of an organism is called
Antidiuretic hormone (ADH) promotes water conservation in the body by
A farmer observed that a certain crop plant produces seeds only when pollen from another plant of the same species is used. This type of pollination is best described as
The region of most active cell division in the root tip of a flowering plant is the
A man with blood group AB marries a woman with blood group O. Which of the following blood groups is IMPOSSIBLE among their children?
The relationship between the egret and cattle in which the egret feeds on insects disturbed by the movement of cattle is best described as
A student counted the following organisms in a 1 m² quadrat in a field: 40 grass plants, 12 grasshoppers, 4 frogs, and 1 snake. Which of the following ecological pyramids would appear inverted for thi…
The diagram below represents events at a neuromuscular junction. Which of the following sequences correctly describes the transmission of an impulse across the synapse?
a) State three differences between the Kingdom Plantae and the Kingdom Animalia. (6 marks) b) Using the table below, classify each of the following organisms into their correct Kingdom, Phylum/Divisio…
a) The diagram below describes the process of photosynthesis. Study it and answer the questions that follow. (i) Name the raw materials required for photosynthesis. (2 marks) (ii) State the role of ch…
(a) (i) What is transpiration? (2 marks) (ii) State three factors that affect the rate of transpiration in plants. (3 marks) (b) Describe the pathway taken by water from the soil to the leaf mesop…
a) With the aid of a labelled diagram, describe the structure of a named insect-pollinated flower. (8 marks) b) Explain the process of double fertilisation in flowering plants. (6 marks) c) State THRE…