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Question bank ASMO Science 2019

Exam papers

25 questions

Question 1

Objects with equal masses but different densities

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  1. have different shapes
  2. have different volumes
  3. have different weights
  4. have different states of matter
  5. None of the above

Question 2

What is the meaning of balanced diet?

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  1. The food taken by an individual according to his appetite.
  2. The food that can help an individual to resist disease.
  3. The food that contains sufficient proportion of all classes of food.
  4. The food that provides energy to maintain an individual physical activities.
  5. None of the above.

Question 3

Which of the following characteristics indicate physical change of substance?

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  1. The change is irreversible
  2. Heat and light are released
  3. No new substances are formed
  4. Involves a lot of energy change
  5. None of the above

Question 4

Water takes a shorter time to boil on the mountain top compared to in the valley although the same electric kettle is used. This is because of

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  1. the air on the mountain top is less damp
  2. the mountain top is cooler than the valley
  3. the atmospheric pressure is higher in the valley
  4. the rate of heat loss is faster on the mountain top
  5. None of the above.

Question 5

The efficiency of devices are normally less than 100%. The energy loss is normally in the form of

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  1. sound
  2. light
  3. magnetism
  4. heat
  5. None of the above

Question 6

What is the optimum temperature for the growth of bacteria that cause human disease?

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  1. 0°C
  2. 25°C
  3. 37°C
  4. 60°C
  5. None of the above

Question 7

What is the purpose of food processing?

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  1. Thickens the food
  2. Extend food shelf-life
  3. Increase the quantity of food
  4. Increase the oxidation of food
  5. None of the above

Question 8

Diagram below shows some products made of synthetic rubber. Which of the following is the characteristic of the products?

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  1. Can withstand heat and high temperature
  2. Good electric conductor
  3. Dissolve in water
  4. Easily burn
  5. None of the above

Question 9

What is the purpose of a male peacock showing its colourful tail?

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  1. To attract its mate
  2. To camouflage
  3. To warn enemies
  4. To attract its prey
  5. None of the above

Question 10

Which of the following organisms is located at the second trophic level in the pyramid of numbers?

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  1. Grass
  2. Grasshopper
  3. Eagle
  4. Snake
  5. None of the above

Question 11

Which characteristic is affected by environmental factors?

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  1. Ability to roll tongue
  2. Intelligence
  3. Type of blood group
  4. Pattern of fingerprints
  5. None of the above

Question 12

Diagram below shows the burning of paper. What is the type of change?

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  1. Instant change
  2. Colour change
  3. Physical change
  4. Chemical change
  5. None of the above

Question 13

Why do poisonous frogs have bright colours on their bodies?

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  1. As protection
  2. For camouflage
  3. To attract a mate
  4. As a warning sign
  5. None of the above

Question 14

The following information describes a method of food processing. The food is heated at 72°C for 15 seconds, followed by immediate cooling and packaging. Most of the nutrients and the natural flavour of food are maintained. Which of the following food is processed using the method?

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  1. Meat
  2. Seafood
  3. Fruit juice
  4. Milk powder
  5. None of the above

Question 15

What is the effect of insufficient intake of fibre in a person’s daily diet?

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  1. Indigestion
  2. Dehydration
  3. Constipation
  4. Gastric ulcer
  5. None of the above

Question 16

Which colour of light is scattered the most at noon?

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  1. Red
  2. Blue
  3. Violet
  4. Orange
  5. None of the above

Question 17

Which of the following food chains is correct?

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  1. Nectar → Butterflies → Birds → Snake
  2. Nectar → Birds → Butterflies → Snake
  3. Snake → Birds → Butterflies → Nectar
  4. Nectar → Snake → Butterflies → Birds

Question 18

An object moves at a constant velocity on the surface of a floor. What can be said about the object or the surface of the floor?

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  1. No force is acting on the object.
  2. The force acting on the object is equal to the opposing frictional force on the object.
  3. The surface is a smooth surface.
  4. The floor is inclined.
  5. None of the above.

Question 19

A person who is healthy will experience food poisoning if ingested food which is not fresh although food has been cooked properly. What is the factor that causes this to happens?

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  1. The bacteria could not be killed by heat.
  2. Bacteria have became immune to the heat.
  3. The bacteria produce toxins that cannot be destroyed by heat.
  4. The bacteria multiply in the food.
  5. None of the above.

Question 20

Which of the following is not a method that can be used to reduce environmental pollution problems?

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  1. Recycle paper materials.
  2. The use of forest areas for agricultural activities.
  3. Reducing the use of petroleum.
  4. The use of renewable energy sources.
  5. None of the above