Q.1 Fill in the blanks. (04)
1) Every_________________of the heart is called a heartbeat.
2) The cavity in the chest is called the __________________________.
3) ____________,___________,__________and skin are our sensory organs.
4) The cavity inside the abdomen__________________,______________.
Q.2 Explain the given terms. (03)
1) internal organs :
2) Relaxation:
3) Contraction:
Q.3 Give reason. (03)
1) wearing clean clothes is a good habit.
2) clothes are durable.
3) How is a field prepared for showing?
