NSO Result Declared Check here | NSO Level 2 Exam Timing & Guidelines Check here | Register for Maths, Science, English, GK Olympiad Exam Click here | Check Olympiad Exam Dates here | Buy Practice Papers for IMO, IOM, HEO, IOEL etc here | Login here to participate in all India free mock test on every Saturday

Human body

Example of Human body in daily life

Learn more about Human Body of Class 3.

How does the heart beat? Before each beat, your heart fills with blood. Then its muscle contracts to squirt the blood along. When the heart contracts, it squeezes ? try squeezing your hand into a fist. That?s sort of like what your heart does so it can sq

 

⇒   EXPLORE   ⇒

70%