Science MC1

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What is science?

To only study living things
To understand and study natural phenomena through systematic observation and experimentation (correct)
To develop innovative technologies
To create new branches of science

What is an example of a science branch mentioned in the text?

Medicine (correct)
Psychology
Mathematics
Philosophy

Which scientist is credited with the development of the theory of evolution?

Charles Darwin (correct)
Marie Curie
Lap-Chee Tsui
Albert Einstein

What is a potential harm of nuclear technology?

Killing many people (A) Signup and view all the answers

What is a benefit of plastics mentioned in the text?

Bringing us convenience, e.g., buying takeaways (A) Signup and view all the answers

What is a negative effect of pesticides mentioned in the text?

Causing adverse effects on ecosystems (B) Signup and view all the answers

What is biodiversity assessment developed to assess?

Ecosystem health (D) Signup and view all the answers

What is an example of applying scientific knowledge to develop technology?

Drones and 3D printing technology (D) Signup and view all the answers

Why is it important to integrate and apply knowledge and skills of different subjects?

To improve daily life (B) Signup and view all the answers

What is a limitation of science?

There are still some problems that cannot be solved using our present scientific knowledge (A) Signup and view all the answers

What can happen to scientific knowledge in the future?

It may be disproved if new evidence finds it to be wrong (D) Signup and view all the answers

What is an example of a scientific finding that was later disproved?

The Earth was flat (B) Signup and view all the answers

What is the purpose of Step 3 in the scientific investigation process?

To design and do experiments to test the hypothesis (A) Signup and view all the answers

What happens if the results of an experiment do not support the hypothesis?

The hypothesis is modified and the experiment is repeated (C) Signup and view all the answers

Which of the following is an example of a type of scientific investigation?

Conducting a fair test (B) Signup and view all the answers

What is a characteristic of scientific knowledge?

It is subject to change if new evidence is found (A) Signup and view all the answers

What is the purpose of classifying in scientific investigations?

To compare similarities and differences between objects (D) Signup and view all the answers

What is an example of a science process skill?

Observing and recording natural phenomena (A) Signup and view all the answers

What is the purpose of cutting down trees in a fire?

To remove the fuel and stop the fire from spreading (D) Signup and view all the answers

What type of fire extinguisher is used on electrical fires or fires caused by flammable liquids?

Carbon dioxide (D) Signup and view all the answers

What are the three conditions removed to put out a fire?

Fuel, High Temperature, and Oxygen (A) Signup and view all the answers

What is the purpose of drawing vertical section diagrams of apparatus?

To show the experiment set-up (D) Signup and view all the answers

What is the unit of measurement for the height of a building?

Metres (m) (D) Signup and view all the answers

When measuring the length of an object with a ruler, how should the scale be read?

Vertically above (B) Signup and view all the answers

What is a key aspect of designing fair tests in scientific experiments?

Keeping all variables constant except the one being investigated (D) Signup and view all the answers

Why is it important to follow safety rules in a laboratory?

To protect oneself from potential dangers in the laboratory (D) Signup and view all the answers

Science MC1

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