The correct answer is C. Use a plank of wood
Wood is not a good conductor of heat, so it should be replaced with a metal plank.
sharon kalunda answered the question on July 29, 2019 at 11:12
- After using a magnet, the next stage of separating a mixture of salt, sand and iron fillings is to (Solved)
After using a magnet, the next stage of separating a mixture of salt, sand and iron fillings is to
A. Filter the mixture
B. Decant the mixture
C. Add water to the mixture
D. Sieve the mixture.
Date posted: July 29, 2019. Answers (1)
- In which one of the following processes is carbon dioxide used? (Solved)
In which one of the following processes is carbon dioxide used?
A. Making electric bulbs.
B. Burning substances.
C. Fixing soil nutrients.
D. Preserving soft drinks.
Date posted: July 29, 2019. Answers (1)
- The property of light used in the working of a lamp in a room is that light (Solved)
The property of light used in the working of a lamp in a room is that light
A. Travels in a straight line
B. Spreads in all directions
C. Bends as it passes from one media to another
D. Forms shadows with opaque objects.
Date posted: July 29, 2019. Answers (1)
- Which one of the following materials works in the same way as frosted glass? (Solved)
Which one of the following materials works in the same way as frosted glass?
A. Sky light.
B. Mirror.
C. Clear water.
D. Car windscreen.
Date posted: July 29, 2019. Answers (1)
- A card with the Word TEACHER written on it was placed in front of a mirror. Which three of the letters did not change in...(Solved)
A card with the Word TEACHER written on it was placed in front of a mirror. Which three of the letters did not change in appearance?
A.R, A and C.
B. T, A and H.
C. H. E and R.
D. H and T.
Date posted: July 29, 2019. Answers (1)
- The following can produce electricity except (Solved)
The following can produce electricity except
A. solar drier
B. biogas
C. torch batter
D. dynamo.
Date posted: July 29, 2019. Answers (1)
- Which one of the following is an efficient way of using energy?(Solved)
Which one of the following is an efficient way of using energy?
A. Drying grain using solar.
B. Using a vacuum flask to keep tea hot.
C. Using biogas.
D. Putting off wood fire when not in use.
Date posted: July 29, 2019. Answers (1)
- Which one of the following sources of energy is exhaustible? (Solved)
Which one of the following sources of energy is exhaustible?
A. Petroleum
B. Wind
C. Biogas
D. Trees.
Date posted: July 29, 2019. Answers (1)
- The diagram below illustrates a jiko.
It is an improved jiko because the part labelled (Solved)
The diagram below illustrates a jiko.
It is an improved jiko because the part labelled
A. J takes less charcoal.
B. K is made of clay
C. L is metallic.
D. M is closed.
Date posted: July 29, 2019. Answers (1)
- Which one of the following groups consists only of foods that will provide energy to the body? (Solved)
Which one of the following groups consists only of foods that will provide energy to the body?
A. Maize, rice, milk.
B. Cassava, beans, fish.
C. Ground nuts, coconut, and sunflower.
D. Meat, wheat, peas.
Date posted: July 29, 2019. Answers (1)
- A child who appears old with a wrinkled face is also likely to.(Solved)
A child who appears old with a wrinkled face is also likely to.
A. lack blood
B. have swollen abdomen
C. have bow legs
D. cry often.
Date posted: July 29, 2019. Answers (1)
- The following statements are true about breast milk except (Solved)
The following statements are true about breast milk except
A. it cannot transmit diseases.
B. it allows the mother and the baby to bond.
C. it’s available in the correct form and at right temperature
D. it’s easier for infants to digest.
Date posted: July 29, 2019. Answers (1)
- Which one of the following soil conservation measures conserves soil in the same way as mulching? (Solved)
Which one of the following soil conservation measures conserves soil in the same way as mulching?
A. Planting cover crops.
B. Contour farming.
C. Use of gabions.
D. Terracing.
Date posted: July 29, 2019. Answers (1)
- Which one of the following statements is true about clay soil?(Solved)
Which one of the following statements is true about clay soil?
A. .Has small air spaces.
B. Retains low amount of water.
C. Allows water to drain through easily.
D. Has large soil particles.
Date posted: July 29, 2019. Answers (1)
- Large furrows in the soil indicate(Solved)
Large furrows in the soil indicate
A. Rill erosion
B. Gulley erosion
C. Splash erosion
D. Sheet erosion.
Date posted: July 29, 2019. Answers (1)
- Which one of the following pairs of signs and symptoms is for cholera?(Solved)
Which one of the following pairs of signs and symptoms is for cholera?
A. Skin rash and diarrhoea.
B. Blood in stool and abdominal pains.
C.Abdominal pain and diarrhoea.
D.Skin rash and blood in stool.
Date posted: July 29, 2019. Answers (1)
- In which one of the following practices is Water recycled?(Solved)
In which one of the following practices is Water recycled?
A. Storing water for future use.
B. Recovering clean water from dirty water.
C. Harvesting rain water from roof tops.
D. Fetching water from a well.
Date posted: July 29, 2019. Answers (1)
- Which one of the following pairs of diseases is as a result of drinking polluted water?(Solved)
Which one of the following pairs of diseases is as a result of drinking polluted water?
A. Bilharzia and typhoid.
B. Typhoid and cholera.
C. Cholera and bilharzia.
D. Malaria and cholera.
Date posted: July 29, 2019. Answers (1)
- Pupils gave the following statements about water.
(i) Lathers easily
(ii) Has a pleasant taste
(iii) Has mineral salts
(iv) Good for cleaning
Which two...(Solved)
Pupils gave the following statements about water.
(i) Lathers easily
(ii) Has a pleasant taste
(iii) Has mineral salts
(iv) Good for cleaning
Which two statements describe hard water?
A. (i) and (ii)
B. (ii) and (iii)
C. (iii) and (iv)
D. (i) and (iv)
Date posted: July 29, 2019. Answers (1)
- Which one of the following methods of controlling animal parasites is correctly matched to the parasite controlled?(Solved)
Which one of the following methods of controlling animal parasites is correctly matched to the parasite controlled?
Method -Parasite controlled
A. Rotational grazing -Ticks and tapeworms
B. Dipping -Fleas and tapeworms
C. Deworming -Liver flukes and ticks
D. Spraying -Fleas and liver flukes
Date posted: July 29, 2019. Answers (1)