A group of organs together make up an ____________________ system.

The part of the skeleton that protects the brain is __________________.

The process by which the body removes waste is____________________.

The ______________ is the largest sense organ in our body.

All the waste products of the body are excreted through the circulatory system.

The other name of food pipe is alimentary canal.

Thin tube like structures which are the component of circulatory system are called blood vessels.

The brain, the spinal cord and nerves form the nervous system.

Arteries : Carry blood from the heart :: _________ : carry blood to the heart.

Enzymes : Digestive glands :: _____________ : Endocrine glands.

Stomach ⟶ Large intestine ⟶ Oesophagus ⟶ Pharynx ⟶ Mouth ⟶ Small Intestine ⟶ Rectum ⟶ Anus

Urethra ⟶ Ureter ⟶ Urinary Bladder ⟶ Kidney

Describe about skeletal system.

Define the term "Trachea".

Write any two functions of digestive system.

Name the five important sense organs.

List out the functions of the human skeleton.

Differentiate between the voluntary muscles and involuntary muscles.

List out the functions of Endocrine system and Nervous system.

Label the diagram given below to show the four main parts of the urinary system and answer the following questions.

A. Which organ removes extra salts and water from the blood?
B. Where is the urine stored?
C. What is the tube through which urine is excreted out of the body?
D. What are the tubes that transfer urine from the kidneys to the urinary bladder called?

Why is the heart divided into two halves by a thick muscular wall?