2024 BECE INTEGRATED SCIENCE OBJECTIVES

The following processes are chemical changes except

Grasshopper management is crucial because of all the following reasons except

A natural phenomenon that illustrates the dispersal of light is

Which of the following sources of energy is non renewable?
I. Water
II. Solar
III. Wind
IV. Uranium 236

The energy transformation that occurs when sodium hydroxide is dissolved in water is

The simplest way of making well water suitable for laundry is by

Which of the following sets of devices operate on the principle of magnetism?

An electrical engineer was in your school to replace a 20 W bulb with a 50 W bulb.
Use this information to answer question.

The unit inscribed on the bulb measures its

An electric bulb is rated 0.5 A, 120 V. Determine the power produced when the bulb is turned on.

An electrical engineer was in your school to replace a 20 W bulb with a 50 W bulb.
Use this information to answer questions

The 50 W bulb is likely to
I. increase the brightness in the room
II. increase the amount of electricity consumed
III. destroy the habitat of pests

The primary purpose of respiration in man is to
I. take in oxygen
II. release carbon dioxide
III. regulate body temperature

Which of the following elements has four electron shells?

A substance that could be used in large scale treatment of domestic water is

Which of the following nursery beds is suitable for a flood prone area?

A metallic ladle was left in a boiling soup. After sometime, the handle became hot.
This is because the particles in the ladle

A bowl of water on a gas stove was initially cold. It became warm after sometime.
What was the mode of heat transfer in the water?

The following devices work based on the principle of pressure in fluids except

Chlorophyll helps plants absorb energy from the sun as they undergo the process of

When a stick is dipped into a pool of water, it appears to

A student is to measure 20 cm³ of a sodium hydroxide solution. What instrument could be used?

A livestock farmer wants to achieve good health for the animals being reared.
Which of the following activities should be undertaken by the farmer?
I. have vaccination schedules for the animals
II. Provide balanced ration to the animals
III. Provide good sanitation for the animals

Which of the following electrical appliances can convert electrical energy to heat energy?
I. Electric iron
II.  Kettle
III. Water heater

A poultry farmer observed that the layers were producing thin‑shelled eggs.
Use this information to answer question.

The defect identified is mostly caused by a deficiency in

Nitrogen deficiency in soils causes

Digestion of rice in humans starts from the

A poultry farmer observed that the layers were producing thin‑shelled eggs.
Use this information to answer question

What ingredient could be added to the feed to correct the defect?

Which of the following natural cycles directly involves the sun?
I. Carbon cycle
II. Water cycle
III. Nitrogen cycle

The building block of a material with the smallest unit of matter that retains the properties of an element is

Which of the following pairs of energy sources is environmentally friendly?

The portion of air which acts as a solvent is

Canned foods and drinks have expiry dates on them. The hazard involved in taking an expired drink is

The consequences of the greenhouse effect on humans include
I. flooding of coastal cities
II. desertification of fertile areas
III. increased number of storms
IV. increased use of fossil fuels

Cockroaches in a cupboard were killed after an insecticide had been sprayed. The insecticide reached the cockroaches by the process of

A hunter experiences a backward force upon firing a gun. Which of Newton’s laws of motion is demonstrated in the situation?

A mother took her child to the hospital and upon investigation, it was noticed that the child’s diet was lacking in zinc. What could this result in?
I. Decreased growth in the child
II. Anaemia and constipation
III. Inability of the body to fight infection

In making ornaments and jewellery, non‑reactive metals are preferred because they

Oil from a mechanic workshop accidentally spilled into a pool of water which was breeding mosquitoes. After sometime, the pool of water was no longer breeding mosquitoes.
Which control method may have been deployed?

Two unknown solutions labelled A and B were brought to a JHS 3 class. It was observed that in solution A, blue litmus paper changed colour to blue, while in solution B, red litmus paper retained its colour. What could be the content of solution A?

A student who complained of stomach upset was given first aid with Mg(OH)₂ boldly written on it.
What could be the common name of the first aid the student was given?

Which of the following statements best describes the term green economy? It includes