What is the job of a lock on the door of a house?
ATo keep out thieves
BTo let rain in
CTo make rooms cool
DTo cook meals
Answer & Solution
Correct answer: A. To keep out thieves
A lock keeps the home secure so that strangers cannot walk in and harm the people inside.
Keep practising Human Needs
Browse all Human Needs questions for Olympiad (Class 4), or explore more Science topics.
Related questions
Clean toilets and clean drains are part of which basic need?Which clothes suit a hot desert day best?A healthy diet should have only a little of which foods?Which food helps you get fibre?To keep a healthy weight, the energy you eat should be about equal to what?What is done to sea water to make it fit to drink?Rivers, streams and glaciers are what kind of water source?A town tells people to boil water before use. Why?