Which of the following are basic skills in science?

Here are the solutions to your questions:

4. Which one of the following basic skills in science involves describing by assigning a numerical value to a quantity?
The skill that involves assigning a numerical value to a quantity is measurement.
The correct option is D. Measurement.

5. The following are basic skills in science. Which one of them is guessing the correct answer to a problem before solving it?
Guessing the correct answer to a problem before solving it, often based on prior knowledge or observations, is known as prediction.
The correct option is C. Prediction.

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1. Study the picture below. Name each of the apparatus.

• a) Stopwatch
• b) Magnifying glass
• c) Measuring tape