Hygiene a Key to Healthy Life — Important Questions
ICSE · Class 9 · Biology
44 important questions from Hygiene a Key to Healthy Life for ICSE Class 9 Biology, with answers. Part of the ICSE Class 9 Biology syllabus.
Interactive on Super Tutor
Studying Hygiene a Key to Healthy Life? Get the full interactive chapter.
Quizzes, flashcards, AI doubt-solver and a step-by-step study plan — built for important questions and more.
Free trial, no card needed.
Learn better with visuals Super Tutor pairs illustrations like this with notes and quizzes for Hygiene a Key to Healthy Life.
Important Questions from Hygiene a Key to Healthy Life
Select ALL correct practices for maintaining oral hygiene:
Show answer
Brush teeth twice daily, Rinse mouth after meals, Clean teeth before bed
Good oral hygiene requires brushing twice daily, rinsing after meals, and cleaning before bed. Eating too many sweets and sharing toothbrushes can cause infections.
One should always breathe through the nose and never through the mouth.
Show answer
True
Breathing through the nose filters, warms, and moistens the air. The nose has hair and mucus that trap dust and germs.
Which diseases can houseflies spread? Select ALL correct answers:
Show answer
Cholera, Typhoid, Dysentery, Trachoma
Houseflies spread cholera, typhoid, dysentery, and trachoma by carrying germs on their hairy bodies. Malaria is spread by mosquitoes, not flies.
Contamination of water means unwanted entry of disease germs into drinking water.
Show answer
True
Contamination is defined as the unwanted entry of disease germs into drinking water or edible foods, making them unsafe for consumption.
+40 more questions on Hygiene a Key to Healthy Life (ICSE Class 9 Biology)
Practise AllFrequently Asked Questions
What are the important topics in Hygiene a Key to Healthy Life for ICSE Class 9 Biology?
How many important questions are there in Hygiene a Key to Healthy Life?
Sources & Official References
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
More resources for Hygiene a Key to Healthy Life
For serious students
Get the full Hygiene a Key to Healthy Life chapter — start free.
Quizzes, flashcards, an AI doubt solver and a study plan for ICSE Class 9 Biology. Free to start, no card needed.