Science Section B

This is the Section B (Theory) part of the BECE Science exam. Students will be required to answer structured questions that test their understanding of core science concepts, processes, and practical applications. Answers must be typed clearly and in complete sentences.

Question 1

State three safety precautions to prevent accidents during the use of liquefied petroleum gas in the home.

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Question 2

Define the term light emitting diode (LED) and mention two devices that use LED in their operation.

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Question 3

Explain briefly the impact of each of the following organisms on humans: (α) housefly; (β) green droplet.

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Question 4

Outline three features that would help to differentiate between the digestive systems of a goat and a rabbit.

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Question 5

Suggest two simple tools used in nursery bed preparation for tomato seeds and state one function for each.

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Question 6

State four conditions under which cassava cutting can be cultivated to produce high yield.

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