The correct answer is B. widow
The period taken for the person who has been infected with HIV to produce antibodies to the virus, for it to show in the test.
sharon kalunda answered the question on July 29, 2019 at 09:29
- Which one of the following is a health effect of drug abuse? (Solved)
Which one of the following is a health effect of drug abuse?
A. Withdrawal.
B. Marital conflict.
C. Truancy.
D. Rape.
Date posted: July 29, 2019. Answers (1)
- The diagram below represents a female reproductive system.
Which one of the parts labelled P, Q, R and S is correctly matched to its function(Solved)
The diagram below represents a female reproductive system.
Which one of the parts labelled P, Q, R and S is correctly matched to its function
Part Function
A.P site for fertilization
B.Q site for implantation
C.R egg formation
D.S ovulation
Date posted: July 29, 2019. Answers (1)
- The diagram below represents the structure of a human heart.
Name the blood vessel labelled K L M N(Solved)
The diagram below represents the structure of a human heart.
Name the blood vessel labelled K L M N
K L M N
A. Venacava Pulmonary vein Aorta Pulmonary artery
B. Pulmonary artery Aorta Pulmonary vein Venacava
C. Venacava Pulmonary artery Aorta Pulmonary vein
D. Pulmonary vein Venacava Pulmonary artery Aorta
Date posted: July 29, 2019. Answers (1)
- Which one of the following parts of the alimentary canal is correctly matched to its function? (Solved)
Which one of the following parts of the alimentary canal is correctly matched to its function?
ORGAN FUNCTION
A. Mouth Digestion of food
B. Stomach production of bile.
C. Small intestine absorption of water.
D. Large intestine absorption of digested food.
Date posted: July 29, 2019. Answers (1)
- The following are functions of the trachea except. (Solved)
The following are functions of the trachea except.
A. trapping dust
B. moistening air
C. Warming air
D. Exchanging gases.
Date posted: July 29, 2019. Answers (1)
- Which one of the following characteristics can be used to identify molars? Presence of (Solved)
Which one of the following characteristics can be used to identify molars? Presence of
A. One root and chisel shape.
B. cusps and ridges
C. One root and cusps
D. ridges and chisel shape.
Date posted: July 29, 2019. Answers (1)
- Which one of the following is a function of the amniotic sac during pregnancy? (Solved)
Which one of the following is a function of the amniotic sac during pregnancy?
A. Passes digested food to the foetus.
B. Allows gaseous exchange between the mother and foetus.
C. Prevents harmful micro-organisms from reaching the foetus.
D. Protects the foetus from physical shock.
Date posted: July 29, 2019. Answers (1)
- Which one of the following is NOT an excretory product in human beings?(Solved)
Which one of the following is NOT an excretory product in human beings?
A. Urine.
B. Faeces.
C. Sweat.
D. Carbon dioxide.
Date posted: July 29, 2019. Answers (1)
- The diagram below shows components of human blood.
The component that stops the bleeding of a wound is (Solved)
The diagram below shows components of human blood.
The component that stops the bleeding of a wound is
A.E
B.F.
C.G
D.H
Date posted: July 29, 2019. Answers (1)
- The diagram below represents a mammalian heart.
In which pair of blood vessels is blood under highest pressure? (Solved)
The diagram below represents a mammalian heart.
In which pair of blood vessels is blood under highest pressure?
A. W and X.
B. X and Y.
C. Y and Z.
D. W and Z.
Date posted: July 29, 2019. Answers (1)
- The table below shows the type and number of teeth in an adult human being.
Which one of the following correctly represents E,F,G and H?(Solved)
The table below shows the type and number of teeth in an adult human being.
Which one of the following correctly represents E,F,G and H?
Date posted: July 29, 2019. Answers (1)
- The diagram below shows the human digestive system.
The juice produced at the part labelled N is used to digest(Solved)
The diagram below shows the human digestive system.
The juice produced at the part labelled N is used to digest
A. carbohydrates.
B. proteins.
C. fats and oils.
D. mineral salts.
Date posted: July 29, 2019. Answers (1)
- Which one of the following planets is closer to the sun? (Solved)
Which one of the following planets is closer to the sun?
A. Jupiter.
B. Venus.
C. Earth.
D. Mars.
Date posted: July 29, 2019. Answers (1)
- Below is an illustration of a food chain.
Plant —> Antelope —> Lion —> Vulture
Tertiary consumers are represented by (Solved)
Below is an illustration of a food chain.
Plant —> Antelope —> Lion —> Vulture
Tertiary consumers are represented by
A. plants.
B. antelope.
C. lion.
D. vulture.
Date posted: July 29, 2019. Answers (1)
- The chart below shows a weather record kept by pupils for five days.
From the chart, whenever it was(Solved)
The chart below shows a weather record kept by pupils for five days.
From the chart, whenever it was
A. sunny in the morning, it rained in the afternoon.
B. cloudy in the morning, it was sunny in the afternoon.
C. calm in the morning, it was windy in the afternoon.
D. windy in the morning, it was calm in the afternoon.
Date posted: July 29, 2019. Answers (1)
- Which one of the following plants is a cash crop? (Solved)
Which one of the following plants is a cash crop?
A. Sunflower.
B. Irish potato.
C. Wheat.
D. Pineapple.
Date posted: July 29, 2019. Answers (1)
- Which one of the following teeth problems can be prevented by feeding on a balanced diet?(Solved)
Which one of the following teeth problems can be prevented by feeding on a balanced diet?
A. Bleeding gums.
B. Dental cavities.
C. Bad smell.
D. Tooth decay.
Date posted: July 29, 2019. Answers (1)
- Which one of the following pairs of diseases is the infant immunized against at birth? (Solved)
Which one of the following pairs of diseases is the infant immunized against at birth?
A. Tuberculosis and polio.
B. Polio and diphtheria.
C. Diphtheria and yellow fever.
D. Tuberculosis and yellow fever.
Date posted: July 29, 2019. Answers (1)
- During digestion, the following activities occur in the mouth EXCEPT (Solved)
During digestion, the following activities occur in the mouth EXCEPT
A. mechanical breakdown of food.
B. secretion of digestive juice.
C. killing of germs.
D. rolling of food into bolus.
Date posted: July 29, 2019. Answers (1)
- Which type of manure is common on dairy farms?(Solved)
Which type of manure is common on dairy farms?
A. Green manure.
B. Compost manure.
C. Farmyard manure.
D. Organic mulches.
Date posted: July 29, 2019. Answers (1)