Class 4 Science MCQs Chapter 10
Technology in Everyday Life Chapter No. 10 Test No. 1 1. Wear _______before working in a laboratory. ⓐ School uniform ⓑ Simple cloth ⓒ apron ⓓ None of theseShow Answer 2. Fire tools, water storage and first aid box shelf are some __________ equipment in laboratory. ⓐ Damage ⓑ Dangerous ⓒ Blasting ⓓ Safety Show …