How can you purify water in an emergency?

A Let it sit in the sun for 1 hour

B Boil it for at least 1 minute (3 minutes at high altitude), or use purification tablets

C Add sugar to kill bacteria

D Filter it through a cloth only

✓ Correct Answer: Option B

To purify water: boil for at least 1 minute (3 minutes above 2,000m/6,500ft), use water purification tablets/drops, use a certified water filter, or use UV purification.

💡 Why is B) the correct answer?

The correct answer to the question "How can you purify water in an emergency?" is Option B: Boil it for at least 1 minute (3 minutes at high altitude), or use purification tablets.

The other options — A) Let it sit in the sun for 1 hour, C) Add sugar to kill bacteria, D) Filter it through a cloth only — are incorrect for this Life Skills & Safety question. As explained above: To purify water: boil for at least 1 minute (3 minutes above 2,000m/6,500ft), use water purification tablets/drops, use a certified water filter, or use UV purification.

📚 About This Life Skills & Safety Practice Question

This 2-level Life Skills & Safety question from the Outdoor Safety topic is part of BrainForge Quiz's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.

How to use this page: Read the question above, consider all four options (A through D), then check the highlighted correct answer and explanation. For active timed practice, start a free Life Skills & Safety practice test or use flashcards for spaced repetition review.

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How can you purify water in an emergency?

✓ Correct Answer: Option B

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