Health Education MCQ - Practice Questions with Answers

Option B is correct because regular exercise improves mood, reduces stress, and supports better sleep and mental balance. In health education, it is treated as a broad preventive and supportive measure for mental well-being.

Option A is correct because kwashiorkor is caused mainly by protein deficiency, especially in children. Rickets is linked to vitamin D or calcium deficiency, scurvy to vitamin C deficiency, and night blindness to vitamin A deficiency.

The headquarters of the World Health Organization is in Geneva, Switzerland. Among the given options, Geneva is therefore the correct location, not New Delhi, Boston, or Russia.

Physical activity is not a cause of obesity; it increases energy expenditure and helps control body weight. Physical inactivity, heredity, and psychological factors can contribute to obesity, so option C is the exception.

The correct answer is A because a reef knot is commonly used for tying bandages securely with flat ends. Other knots such as clove hitch, half hitch, and granny knot are not the standard first-aid knot for bandaging.