The correct answer is (C) G
Objects that sink should be heavy/denser than water, in this case we have Nails, stones, piece of glass, metal dish, wood. On the other hand the objects that float are less dense/lighter than water, they include charcoal, wax, bottle tops, plastic bags, plastic plates,
sharon kalunda answered the question on July 29, 2019 at 07:50
- Which one of the following is NOT a reason for HIV testing?(Solved)
Which one of the following is NOT a reason for HIV testing?
A. To know the number of people infected.
B. For future planning.
C. To be keen to protect yourself and others.
D. In order to avoid infected individuals.
Date posted: July 29, 2019. Answers (1)
- Which one of the following attaches itself on the uterus wall to develop into a baby? (Solved)
Which one of the following attaches itself on the uterus wall to develop into a baby?
A. Ovum.
B. Foetus.
C. Embryo.
D. Zygote.
Date posted: July 29, 2019. Answers (1)
- The following signs and symptoms were observed on a patient:
(i) Severe headache
(ii) Abdominal pain
(iii) Fever
(iv) Slight diarrhea with blood stains
(v)...(Solved)
The following signs and symptoms were observed on a patient:
(i) Severe headache
(ii) Abdominal pain
(iii) Fever
(iv) Slight diarrhea with blood stains
(v) Sores in the mouth.
The patient is likely to be suffering from
A. malaria
B. typhoid
C. cholera
D. bilharzia.
Date posted: July 29, 2019. Answers (1)
- Which one of the following practices conserves water by using sparingly? (Solved)
Which one of the following practices conserves water by using sparingly?
A. Washing cars along the lake shore.
B. Pouring water in the garden after washing fruits.
C. Watering animals in rivers.
D. Carrying out drip irrigation.
Date posted: July 29, 2019. Answers (1)
- Which one of the following statements is TRUE about HIV and AIDS? (Solved)
Which one of the following statements is TRUE about HIV and AIDS?
A. An individual in asymptomatic stage of HIV infection tests negative.
B. A person develops AIDS during the window period of HIV infection.
C. An individual infected with HIV does not necessarily have AIDS.
D. HIV can be spread by mosquito bites.
Date posted: July 29, 2019. Answers (1)
- Which one of the following statements is correct about water? (Solved)
Which one of the following statements is correct about water?
A. Filtration makes water safe for drinking.
B. Boiled hard Water is safe for drinking.
C. Soft water should not be boiled before drinking.
D. Boiling makes hard water difficult to lather.
Date posted: July 29, 2019. Answers (1)
- 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)