Science Exercises For PMR
5 Questions
| Attempts: 607
Answer all the 40 questions and choose the best answer.
Questions and Answers
- 1.
The following are the steps to use a Bunsen burner. J - Turn on the glass slowly K - Hold a lighted match or wooden splinter near the mouth of the barrel. L - Close the air hole completely by turning the collar. M - When the flame is seen, slowly open the air hole by turning the collar.
- A.
J, L, M, K
- B.
L, K, J, M
- C.
K, J, L, M
- D.
M, L, K, J
Correct Answer
B. L, K, J, M -
- 2.
When two objects of different temperatures are brought together,
- A.
The heat in both objects increase.
- B.
Heat is transfered from the warmer object to the cooler object.
- C.
Both objects become cooler.
- D.
The temperature of both objects remains the same.
Correct Answer
B. Heat is transfered from the warmer object to the cooler object. -
- 3.
Given the density of iron is 6 000kg m-3 , calculate the mass of an iron box measuring 10m x 2m x 2m.
- A.
8 000kg
- B.
16 000kg
- C.
32 000kg
- D.
240 000kg
Correct Answer
D. 240 000kg -
- 4.
Which of the following is an example of unicellular organism?
- A.
Mushroom
- B.
Paramecium
- C.
Spirogyra
- D.
Mucor
Correct Answer
B. Paramecium -
- 5.
Which of the following statements are incorrect?
- A.
Heat is how hot an object is
- B.
Heat is measured in joules
- C.
Heat is an energy
- D.
Heat can be transferred
Correct Answer
A. Heat is how hot an object is -
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Current Version
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Mar 20, 2022Quiz Edited by
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Jun 21, 2011Quiz Created by
Sumaiyah
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