Various options are provided as possible answers to the following questions - NSC Agricultural Technology - Question 1 - 2016 - Paper 1
Question 1
Various options are provided as possible answers to the following questions. Choose the answer and write the letter (A–D) next to the question number (1.1.1–1.1.10) ... show full transcript
Worked Solution & Example Answer:Various options are provided as possible answers to the following questions - NSC Agricultural Technology - Question 1 - 2016 - Paper 1
Step 1
1.1.1 A/an ... insulator can be used to prevent a short circuit between the electric wires and the posts used for game fencing.
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Answer
The correct answer is A: polyvinyl chloride. This material is commonly used as an insulator due to its electrical non-conductivity.
Step 2
1.1.2 Safety signs fastened to an electrified fence must be ...
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Answer
The correct answer is A: clearly visible to pedestrians. It is crucial for safety that these signs can be easily seen to warn individuals of the hazards.
Step 3
1.1.3 The process whereby household water is sent through two different liquids separated by a permeable film. This film allows water to pass through on molecular level:
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Answer
The correct answer is D: Reverse osmosis. This method is commonly used for purifying water by allowing only certain particles to pass through a semi-permeable membrane.
Step 4
1.1.4 The abbreviation GPS stands for ...
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Answer
The correct answer is C: global positioning system. It is a system that uses satellite signals to determine location on Earth.
Step 5
1.1.5 Which ONE of the following power take-off safety precautions is wrong and does NOT fit in with the rest?
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Answer
The correct answer is B: Always ensure the power take-off shaft at a 90° angle. This is incorrect as safety protocols emphasize stopping the take-off first before dismounting.
