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The correct answer is (B) Boiled hard Water is safe for drinking.
When water is boiled the disease causing micro-organisms are killed, making it safe for drinking.
sharon kalunda answered the question on July 29, 2019 at 07:40
- Which one of the following characteristics is found in both tilapia and ducks?(Solved)
Which one of the following characteristics is found in both tilapia and ducks?
A. Have scales.
B. Filter feeding.
C. External fertilization.
D. Breathing under water.
Date posted: July 29, 2019. Answers (1)
- The heat from a burning charcoal stove reaches the other parts of a room mainly by(Solved)
The heat from a burning charcoal stove reaches the other parts of a room mainly by
A. radiation and conduction;
B. radiation only;
C. radiation and convection;
D. convection only.
Date posted: July 29, 2019. Answers (1)
- In which one of the following activities is the tool used properly? (Solved)
In which one of the following activities is the tool used properly?
A. Splitting firewood using a jembe.
B. Cutting wires using a knife.
C. Using a saw to cut wood.
D. Breaking stones using a claw hammer.
Date posted: July 29, 2019. Answers (1)
- The diagram below shows an equipment used to separate a mixture of solids.
The method of separation in which the equipment is used is (Solved)
The diagram below shows an equipment used to separate a mixture of solids.
The method of separation in which the equipment is used is
A. winnowing
B. picking
C. sieving
D. filtration.
Date posted: July 29, 2019. Answers (1)
- The diagram below represents lever in use.
Which one of the following works in the same way as the lever illustrated above.(Solved)
The diagram below represents lever in use.
Which one of the following works in the same way as the lever illustrated above.
A. Wheelbarrow.
B. Spade.
C. Claw hammer.
D. Ladder.
Date posted: July 29, 2019. Answers (1)
- The ability to do work is(Solved)
The ability to do work is
A. Energy
B. Force.
C. Effort
D. Motion.
Date posted: July 29, 2019. Answers (1)
- Which one of the following animals moves by flying and hopping?.(Solved)
Which one of the following animals moves by flying and hopping?.
A. Cockroach.
B. Flea.
C. Mite
D. Cricket.
Date posted: July 29, 2019. Answers (1)
- Which one of the following consists only of harmful animals?(Solved)
Which one of the following consists only of harmful animals?
A. Dog and bee.
B. White ants and mole.
C. Snake and Chameleon.
D. Dog and mole
Date posted: July 29, 2019. Answers (1)
- The rate at which water drains in the soil is mainly determined by(Solved)
The rate at which water drains in the soil is mainly determined by
A. Volume of the soil
B. Size of the soil particles.
C. Humus content of the soil.
D. Air content of the soil.
Date posted: July 29, 2019. Answers (1)
- In investigating capillarity in soil, pupils were provided with water and different soils. Which two other materials are required?(Solved)
In investigating capillarity in soil, pupils were provided with water and different soils. Which two other materials are required?
A. Funnels and drinking straws.
B. Plastic bottles and funnels.
C. Cotton wool and drinking straws.
D. Plastic bottles and drinking straws.
Date posted: July 29, 2019. Answers (1)
- Which one of the following is the best preventive measure against sexually transmitted infections for adolescent children?(Solved)
Which one of the following is the best preventive measure against sexually transmitted infections for adolescent children?
A. Abstain.
B. Seeking medical treatment.
C. Use of condoms.
D. Faithfulness.
Date posted: July 29, 2019. Answers (1)
- Bilharzia and malaria diseases can both be prevented by(Solved)
Bilharzia and malaria diseases can both be prevented by
A. wearing protective clothing.
B. clearing bushes.
C. pouring oil on stagnant water.
D. draining stagnant water.
Date posted: July 29, 2019. Answers (1)
- Which one of the following components of blood is attacked by HIV? (Solved)
Which one of the following components of blood is attacked by HIV?
A. Red blood cells.
B. White blood cells.
C. Platelets.
D. Plasma.
Date posted: July 29, 2019. Answers (1)
- Which one of the following is the best method of handling medicine bottles after use? (Solved)
Which one of the following is the best method of handling medicine bottles after use?
A. Recycling.
B. Reusing.
C. Burying in a deep pit.
D. Burning them immediately.
Date posted: July 29, 2019. Answers (1)
- Which one of the following is the main reason why lactating mothers should be fed on a diet rich in iron? To(Solved)
Which one of the following is the main reason why lactating mothers should be fed on a diet rich in iron? To
A. Replace blood lost during birth.
B. Increase milk production.
C. Boost the child's immunity.
D. Prevent anemia in the body.
Date posted: July 29, 2019. Answers (1)
- In which one of the following is water recycled? (Solved)
In which one of the following is water recycled?
A. Water used for cleaning vegetables is used to water flowers.
B. Use of dams to collect water.
C. Use of drip irrigation in cultivation.
D. Use of treated industrial waste water.
Date posted: July 29, 2019. Answers (1)
- The following are signs and symptoms of certain diseases:
(i) Fever.
(ii) Severe headache.
(iii) Blood in stool and urine.
(iv).Severe dehydration.
(v) Vomiting.
Which...(Solved)
The following are signs and symptoms of certain diseases:
(i) Fever.
(ii) Severe headache.
(iii) Blood in stool and urine.
(iv).Severe dehydration.
(v) Vomiting.
Which two are for typhoid?
A. (i) and (ii).
B. (ii) and (iii).
C. (iii) and (iv).
D. (iv) and (v).
Date posted: July 29, 2019. Answers (1)
- Which one of the following myths and misconceptions about HIV/AIDS could highly increase the spread of the infection?(Solved)
Which one of the following myths and misconceptions about HIV/AIDS could highly increase the spread of the infection?.
A. Fat people have no infection.
B. AIDS is a curse.
C. One can get AIDS by shaking hand.
D. AIDS is caused by witchcraft.
Date posted: July 29, 2019. Answers (1)
- A disease characterized by discharge of grey-yellow pus and burning sensation during urination is(Solved)
A disease characterized by discharge of grey-yellow pus and burning sensation during urination is
A. gonorrhea.
B. syphilis.
C. chancroid.
D. cholera.
Date posted: July 29, 2019. Answers (1)
- A child with extreme loss of weight and a face that looks old will also have(Solved)
A child with extreme loss of weight and a face that looks old will also have
A. protruding stomach.
B. swollen feet.
C. sores on the corners of mouth.
D. alert eyes.
Date posted: July 29, 2019. Answers (1)