The correct answer is B. making water to flow faster
sharon kalunda answered the question on July 30, 2019 at 07:27
- Which of the following groups of objects consists of only objects that would sink in water? (Solved)
Which of the following groups of objects consists of only objects that would sink in water?
A. Piece of chalk, steel needle, cork.
B. Nail, piece of glass, stone.
C. Bottle top, nail, cork.
D. Piece of chalk, plastic bottle, polythene bag.
Date posted: July 30, 2019. Answers (1)
- In which of the following are the characteristics of solids and liquids correctly matched? (Solved)
In which of the following are the characteristics of solids and liquids correctly matched?
Solids ---------------- Liquids
A. Definite volume -------- Definite shape.
B. No definite volume ----- Definite shape.
C. Definite volume --------- No definite shape.
D. No definite shape -------- Definite volume.
Date posted: July 30, 2019. Answers (1)
- Which of the following pairs of livestock parasite control methods can control liver flukes?(Solved)
Which of the following pairs of livestock parasite control methods can control liver flukes?
A. Rotational grazing and deworming.
B. Dipping and spraying of animals.
C. Rotational grazing and spraying of animals.
D. Deworming and dipping.
Date posted: July 30, 2019. Answers (1)
- Which of the following parts of the human breathing system are both involved in cleaning, warming and moistening air?(Solved)
Which of the following parts of the human breathing system are both involved in cleaning, warming and moistening air?
A. Diaphragm and trachea.
B. Lungs and diaphragm.
C. Nose and lungs.
D. Trachea and nose.
Date posted: July 30, 2019. Answers (1)
- Excessive use of herbicides and pesticides affect the soil by reducing the (Solved)
Excessive use of herbicides and pesticides affect the soil by reducing the
A. Number of animals in the soil
B. Nutrients in the soil
C. Humus content in the soil
D. Water retention in the soil.
Date posted: July 30, 2019. Answers (1)
- Which of the following statements about HIV infected persons is correct? Infected persons (Solved)
Which of the following statements about HIV infected persons is correct? Infected persons
A. Can only be taken care of by health workers
B. Need to visit hospitals for cure
C. Should be provided with a balanced diet
D. Should be discouraged from playing with others.
Date posted: July 30, 2019. Answers (1)
- Which of the following uses of water are recreational only?(Solved)
Which of the following uses of water are recreational only?
A. Transport, cleaning, swimming.
B. Cleaning, boat racing, mixing chemicals.
C. Swimming, fishing, boat racing.
D. Fishing, transport, mixing chemicals.
Date posted: July 30, 2019. Answers (1)
- Bilharzia can be prevented by (Solved)
Bilharzia can be prevented by
A. Boiling water before drinking
B. Wearing gumboots when walking in stagnant water
C. Draining stagnant water from around the homestead
D. Covering latrines after use.
Date posted: July 30, 2019. Answers (1)
- Which of the following groups of foods would provide nutrients suitable for a child suffering from kwashiorkor?(Solved)
Which of the following groups of foods would provide nutrients suitable for a child suffering from kwashiorkor?
A. Sorghum, carrots, sweet potatoes.
B. Oranges, Irish potatoes, sugar cane.
C. Beef, peas, milk.
D. Mangoes, arrow roots, spinach.
Date posted: July 30, 2019. Answers (1)
- Which of the following groups of animal feeds mainly provides a diet of proteins, carbohydrates and Fats respectively?(Solved)
Which of the following groups of animal feeds mainly provides a diet of proteins, carbohydrates and Fats respectively?
A. Desmodium, clover, sweet potato vines.
B. Lucem, maize stalks, oats.
C. Napier grass, sweet potato vines, maize stalks.
D. Lucem, desmodium, napier grass.
Date posted: July 30, 2019. Answers (1)
- Which of the following food chains is correct? (Solved)
Which of the following food chains is correct?
A. Grass —> grasshopper —> goat.
B. Maize —> mice —> snake.
C. Sunflower —> butterfly —> rabbit.
D. Grass —> antelope —> rhino.
Date posted: July 30, 2019. Answers (1)
- The diagram below shows some parts of a flower.
The parts representing the stigma and filament are (Solved)
The diagram below shows some parts of a flower.
The parts representing the stigma and filament are
A. K and L
B. L and N
C. K and M
D. N and M.
Date posted: July 30, 2019. Answers (1)
- Which of the following groups of food crops is correctly classified into cereals, legumes and fruits?(Solved)
Which of the following groups of food crops is correctly classified into cereals, legumes and fruits? Cereals----------- Legumes------------- Fruit
A. Peas-------------- Millet------------- Orange.
B. Apple-------------- Green grams-------- Beans.
C. Rice --------------Ground nuts---------- Pawpaw.
D. Wheat------------- Banana--------------- Sorghum.
Date posted: July 30, 2019. Answers (1)
- Which pair of plants stores food in the roots? (Solved)
Which pair of plants stores food in the roots?
A. Sweet potato and carrot.
B. Irish potato and arrow root.
C. Carrot and Irish potato.
D. Onions and cassava.
Date posted: July 30, 2019. Answers (1)
- Farmers apply farm yard manure to the soil to (Solved)
Farmers apply farm yard manure to the soil to
A. Improve soil structure
B. Release nutrients needed by plants immediately
C. Provide specific nutrients
D. Provide nutrients in right amounts.
Date posted: July 30, 2019. Answers (1)
- Vaccines given at birth protect an infant against (Solved)
Vaccines given at birth protect an infant against
A. Diphtheria and tuberculosis
B. Tuberculosis and poliomyelitis
C. Tetanus and diphtheria
D. Whooping cough and poliomyelitis.
Date posted: July 30, 2019. Answers (1)
- The diagram below represents a simple electromagnet.
Which of the following energy transformations occur in the electromagnet? (Solved)
The diagram below represents a simple electromagnet.
Which of the following energy transformations occur in the electromagnet?
A. Electrical —> Magnetic —> Chemical.
B. Chemical —> Magnetic —> Electrical.
C. Chemical---->Electrical----->Magnetic.
D. Magnetic A Chemical —> Electrical.
Date posted: July 30, 2019. Answers (1)
- A pupil was walking towards the northern direction past an air strip and noticed a wind vane pointing to her right. In which direction was...(Solved)
A pupil was walking towards the northern direction past an air strip and noticed a wind vane pointing to her right. In which direction was the wind blowing from?
A. East.
B. South.
C. North.
D. West.
Date posted: July 30, 2019. Answers (1)
- The following are uses of some components of air:
(i) Germination
(ii) Preserving soft drinks
(iii) Electric bulbs
(iv) Burning.
Which two uses are for...(Solved)
The following are uses of some components of air:
(i) Germination
(ii) Preserving soft drinks
(iii) Electric bulbs
(iv) Burning.
Which two uses are for the component that makes up 21% of air?
A. (i) and (iii).
B. (ii) and (iii).
C. (i) and (iv).
D. (ii) and (iv).
Date posted: July 29, 2019. Answers (1)
- The diagram below represents a set-up that is used to demonstrate a certain aspect of matter
The aspect investigated is(Solved)
The diagram below represents a set-up that is used to demonstrate a certain aspect of matter
The aspect investigated is
A. Radiation
B. Convection
C. Conduction
D. Expansion.
Date posted: July 29, 2019. Answers (1)