TASCO Exit Exam • Set 4 Question 23 of 30
When the percentage oxygen is between ___________ one may feel, fainting, nausea vomiting.
✓
Direct Answer
Option D: 10% and 8%
Oxygen levels between 8% and 10% are extremely dangerous, often leading to rapid unconsciousness, severe neurological impairment, and failure of critical bodily functions.
All Options
A
12% and 10%
B
16% and 12%
C
19.5% and 16%
D
10% and 8%
(Correct Answer)
Detailed Explanation & Context
Oxygen levels between 8% and 10% are extremely dangerous, often leading to rapid unconsciousness, severe neurological impairment, and failure of critical bodily functions.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Oil Tanker Cargo Operations (TASCO).
Advertisement
Practice Full TASCO Set 4
Test yourself with 30 interactive questions, live timer, and instant score.