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The correct answer is D
sharon kalunda answered the question on July 30, 2019 at 08:55
- The diagram below represents a set-up in which a ruler is fixed to a desk and its free end pulled to positions L. M. and...(Solved)
The diagram below represents a set-up in which a ruler is fixed to a desk and its free end pulled to positions L. M. and N. At each position the free end is released to produce sound.
The set-up can be used to investigate
A. Special sounds
B. Loud and soft sound
C. Direction of sound
D. Noise pollution.
Date posted: July 30, 2019. Answers (1)
- The diagram below shows a set-up that can be used to investigate the effect of heat on matter.
The effect investigated is (Solved)
The diagram below shows a set-up that can be used to investigate the effect of heat on matter.
The effect investigated is
A. Gases change state when heated
B. Solids expand when heated
C. Gases expand when heated
D. Solids change state when heated.
Date posted: July 30, 2019. Answers (1)
- The following are activities carried out to investigate the effect of heat on a liquid.
(i) Placing the bottle on a source of heat.
(ii)...(Solved)
The following are activities carried out to investigate the effect of heat on a liquid.
(i) Placing the bottle on a source of heat.
(ii) Filling the bottle with coloured water.
(iii) Fixing a straw on the cork.
(iv) Closing the battle tightly with the cork.
Which one of the following is the CORRECT ORDER of the activities?
A. (ii), (iii), (iv), (i).
B. (iii), (iv),(ii), (i).
C. (ii).(i),(iii),(iv).
D. (iii). (ii), (i), (iv)
Date posted: July 30, 2019. Answers (1)
- In which of the following are both materials CORRECTLY grouped as magnetic and non-magnetic? (Solved)
In which of the following are both materials CORRECTLY grouped as magnetic and non-magnetic?
Magnetic ----------------------------Non-magnet
A. Copper------------------------------- Zinc.
B. Zinc ---------------------------------Steel.
C. Aluminium----------------------------- Copper.
D. Steel--------------------------------- Aluminium.
Date posted: July 30, 2019. Answers (1)
- Which of the following factors makes wax to float on water? (Solved)
Which of the following factors makes wax to float on water?
A. Shape of material.
B. Type of material.
C. Size of material.
D. Mass of material.
Date posted: July 30, 2019. Answers (1)
- The pie chart below shows proportions of G, H. J and K that represent the components of air.
Which proportion CORRECTLY represents a gas used...(Solved)
The pie chart below shows proportions of G, H. J and K that represent the components of air.
Which proportion CORRECTLY represents a gas used in fire extinguishers and a gas used in an electric tube? Used in fire extinguisher------------------------------------ used in electric tube
A. K------------------------------------------------------------ H
B. G -------------------------------------------------------------K
C. J------------------------------------------------------------- H
D. G------------------------------------------------------------- J
Date posted: July 30, 2019. Answers (1)
- The diagram below represents the processes I, II. III and V that are involved in change of states of matter. Which of the following CORRECTLY...(Solved)
The diagram below represents the processes I, II. III and V that are involved in change of states of matter.
Which of the following CORRECTLY represents the processes?
I--------------- II------------------ III------------------------------- IV
A. Melting ---------Freezing -------------Evaporation---------------------- Condensation
B. Condensation ------Evaporation -----------Melting------------------------ Freezing.
C. Evaporation ----------Melting -------------Freezing----------------------- Condensation.
D. Melting--------------- Freezing ------------Condensation --------------------Evaporation.
Date posted: July 30, 2019. Answers (1)
- Transfer of heat by convection takes place in (Solved)
Transfer of heat by convection takes place in
A. Gases and liquids
B. Solids and liquids
C. Solids and vacuum
D. Gases and vacuum.
Date posted: July 30, 2019. Answers (1)
- The following are some practices that help prevent the spread of water borne diseases.
(i) Using toilets for urination.
(ii) Washing fruits before eating them....(Solved)
The following are some practices that help prevent the spread of water borne diseases.
(i) Using toilets for urination.
(ii) Washing fruits before eating them.
(iii) Washing hands before eating.
(iv) Wearing gumboots when walking in stagnant water.
Which practices will help control the spread of bilharzia?
A. (i) and (ii)
B. (i) and (iv)
C. (ii) and (iii)
D. (iii) and (iv)
Date posted: July 30, 2019. Answers (1)
- Which of the following pairs consists only of animals with scales? (Solved)
Which of the following pairs consists only of animals with scales?
A. Toad and duck.
B. Turtle and salamander.
C. Turtle and duck.
D. Salamander and toad.
Date posted: July 30, 2019. Answers (1)
- Which of the following are examples of herbivores. carnivores and omnivores?(Solved)
Which of the following are examples of herbivores. carnivores and omnivores?
Herbivore----------------- Carnivore ---------------------------Omnivore
A. Hippopotamus-------------- Crocodile ----------------------------Chimpanzee.
B. Zebra ----------------------Lion ----------------------------------Vulture.
C. Gorilla ------------------Leopard -------------------------------Hyena.
D. Buffalo -------------------Baboon ---------------------------------Rhino.
Date posted: July 30, 2019. Answers (1)
- Which of the following statements is TRUE? (Solved)
Which of the following statements is TRUE?
A. Fish have constant body temperature.
B. Birds have varying body temperature.
C. Young ones of amphibians live on land.
D. Reptiles breathe through the lungs.
Date posted: July 30, 2019. Answers (1)
- Which of the following groups of animals consists ONLY of invertebrates? (Solved)
Which of the following groups of animals consists ONLY of invertebrates?
A. Crab. newt and snail.
B. Centipede, snail and spider.
C. Newt, centipede and slug.
D. Slug. frog and crab.
Date posted: July 30, 2019. Answers (1)
- The following are statements about how different simple machines make work easier.
(i) Making the slope gentle.
(ii) Reducing the effort applied.
(iii) Changing direction...(Solved)
The following are statements about how different simple machines make work easier.
(i) Making the slope gentle.
(ii) Reducing the effort applied.
(iii) Changing direction of the force applied.
(iv) Reducing friction.
Which of the statements apply to a single fixed pulley?
A. (i) and (iv).
B. (i) and (ii).
C. (ii) and (iii).
D. (iii) and (iv).
Date posted: July 30, 2019. Answers (1)
- Which of the following pairs of plants is CORRECTLY matched with the type of root system (Solved)
Which of the following pairs of plants is CORRECTLY matched with the type of root system
Tap root------------------------ Fibrous root
A. Grass ----------------------------wheat
B. Tomato --------------------------black jack
C. Coconut -------------------------acacia
D. Kale -----------------------------onion
Date posted: July 30, 2019. Answers (1)
- The diagrams below represent two levers E and F with different positions of load, effort and fulcrum.
The levers represented by E and F are(Solved)
The diagrams below represent two levers E and F with different positions of load, effort and fulcrum.
The levers represented by E and F are
E------------------------------ F
A. Spade -------------------------crawbar
B. Wheelbarrow-------------------- claw hammer
C. Claw hammer--------------------- crawbar
D. Spade-------------------------- wheelbarrow
Date posted: July 30, 2019. Answers (1)
- Which of the following groups of crops consists of cereals ONLY?(Solved)
Which of the following groups of crops consists of cereals ONLY?
A. Peas, beans and green grams.
B. Maize. rice and sorghum.
C. Millet, cow peas and maize.
D. Green grams, sorghum and rice.
Date posted: July 30, 2019. Answers (1)
- A plant which has deep and widely spread root system is LIKELY to have(Solved)
A plant which has deep and widely spread root system is LIKELY to have
A. Broad leaves
B. Many leaves
C. Succulent stems
D. Weak stems.
Date posted: July 30, 2019. Answers (1)
- Which of the following types of human teeth is CORRECTLY matched to its function? (Solved)
Which of the following types of human teeth is CORRECTLY matched to its function?
Teeth -------------------------Function
A. Incisors----------------------- tearing and cutting.
B. Canines -----------------------Tearing and crushing.
C. Premolars ----------------------Cutting and grinding.
D. Molars -------------------------Crushing and grinding.
Date posted: July 30, 2019. Answers (1)
- Which of the following CORRECTLY represents the path taken by food from the esophagus?(Solved)
Which of the following CORRECTLY represents the path taken by food from the esophagus?
A. Stomach ——> small intestines —-> large intestines —> rectum —> anus.
B. Small intestines ——> large intestines ——> stomach —> rectum ——> anus.
C. Stomach —> large intestines —> small intestines —> rectum ——> anus.
D. Large intestines —> stomach —> small intestines ——> rectum ——> anus
Date posted: July 30, 2019. Answers (1)