The Human Body
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
External and Internal organs
SubtopicExternal and Internal organs under The Human Body for Grade 3 ICSE.
Preview questions (no answers)
- 1.
Which of these is an internal organ found in the abdomen area?
A.Brain
B.Heart
C.Intestines
D.Eyes
- 2.
Which part of our face is below the mouth?
A.Forehead
B.Cheeks
C.Eyes
D.Chin
- 3.
Which part of the body is used to kick a football?
A.Hands
B.Elbows
C.Feet
D.Wrists
- 4.
Which internal organ digests the food we eat?
A.Lungs
B.Brain
C.Stomach
D.Kidneys
- 5.
The human body removes certain waste materials through different organs. Identify the organ 'X' that helps remove extra water and salt from the body in the form of sweat.
A.Skin
B.Lungs
C.Heart
D.Stomach
- 6.
In the diagram showing a part of the lower limb, which joint is represented by 'Joint X' that connects the leg to the foot?
A.Wrist
B.Elbow
C.Ankle
D.Shoulder
- 7.
Look at the classification of internal organs below. Which organ correctly replaces 'X' in the 'Two in number' (pairs) group?
A.Brain
B.Kidneys
C.Heart
D.Liver
- 8.
Which of these actions is controlled by involuntary muscles, meaning we do not have to think about making them work?
A.Clapping our hands
B.The beating of the heart
C.Running a race
D.Writing a sentence
- 9.
The heart is located slightly to the left side of which body part?
A.The Abdomen
B.The Chest
C.The Skull
D.The Pelvis
- 10.
How does the brain receive information about the texture of an object (whether it is rough or smooth)?
A.Through the eyes
B.Through the tongue
C.Through the skin
D.Through the ears
Download the worksheet for The Human Body - External and Internal organs to practice offline. It includes additional chapter-level practice questions.
The Skeletal System
SubtopicThe Skeletal System under The Human Body for Grade 3 ICSE.
Preview questions (no answers)
- 1.
Which of these bones can we feel in the center of our chest?
A.The Breastbone
B.The Skull
C.The Thigh bone
D.The Heel bone
- 2.
Our skeleton is essentially our body's:
A.Engine
B.Framework
C.Fuel
D.Covering
- 3.
What is another name for the thigh bone?
A.Vertebra
B.Femur
C.Humerus
D.Rib
- 4.
Which part of our body contains the knee joint?
A.The Arm
B.The Leg
C.The Neck
D.The Chest
- 5.
What can a doctor use to see if a bone is broken inside the body?
A.Microscope
B.Stethoscope
C.X-ray
D.Thermometer
- 6.
Why is it important to sit with our back straight?
A.To make us look taller only
B.To maintain the correct shape of the backbone
C.To help us breathe faster
D.To stop us from growing
- 7.
Which of these describes the texture of the outer layer of most bones?
A.Soft and mushy
B.Liquid and wet
C.Hard and strong
D.Thin and paper-like
- 8.
Which of these is the most accurate description of how the skeleton changes from a baby to an adult?
A.The bones disappear as we get older
B.Many small bones fuse together to form larger, stronger bones
C.Bones turn into muscles to allow more movement
D.The number of bones increases as we grow
- 9.
Which of the following is an example of a 'Long Bone'?
A.A vertebra in the spine
B.The Femur in the thigh
C.A plate bone in the skull
D.The kneecap (patella)
- 10.
Why is the 'Spinal Cord' considered so important that it is encased in a bony column?
A.It produces the body's calcium
B.It carries all the messages between the brain and the body
C.It helps the body to digest milk
D.It is where all the muscles are born
Download the worksheet for The Human Body - The Skeletal System to practice offline. It includes additional chapter-level practice questions.
The Muscular System
SubtopicThe Muscular System under The Human Body for Grade 3 ICSE.
Preview questions (no answers)
- 1.
Which activity is a great exercise for the muscles of the entire body?
A.Sleeping
B.Swimming
C.Watching a movie
D.Eating
- 2.
Muscles work in a ______ to pull a bone back and forth.
A.Group of ten
B.Single line
C.Pair
D.Circle
- 3.
When sitting on a chair, your back should be ______.
A.Bent
B.Straight
C.Curved
D.Twisted
- 4.
Muscles are constantly ______ as we grow from a baby to an adult.
A.Shrinking
B.Developing and growing
C.Changing into bones
D.Disappearing
- 5.
Which of these is the best example of a 'team' of muscles working?
A.The heart beating
B.Biceps and triceps moving the arm
C.The hair growing
D.The nails lengthening
- 6.
Can a muscle push a bone back to its original position?
A.Yes, always
B.No, muscles can only pull
C.Only when we are sleeping
D.Only the heart muscle can push
- 7.
Which set of muscles do we use to hold a pencil and write?
A.Leg muscles
B.Hand and finger muscles
C.Stomach muscles
D.Chest muscles
- 8.
Muscles cause movement in our bodies by shortening and pulling bones toward each other. Study the two arrangements in the diagram. Why does Arrangement 1 result in movement at the joint while Arrangement 2 does not?
A.In Arrangement 1, the muscle pulls across a joint to move two different bones, whereas in Arrangement 2, it only pulls on a single bone.
B.In Arrangement 2, the muscle is pushing the bone away from the body instead of pulling it.
C.In Arrangement 1, the muscle is attached directly to the joint rather than the bones themselves.
D.In Arrangement 2, the bone is too heavy for any muscle to move because it is not divided into two parts.
- 9.
Which of these statements is scientific evidence of the muscular system working?
A.Your hair grows longer every month.
B.Your pulse rate increases when you run because your heart muscle works harder.
C.Your fingernails need to be cut.
D.Your skin turns red when you are embarrassed.
- 10.
Why do we have pairs of muscles like the biceps and triceps in our arms?
A.One is for lifting and the other is for carrying.
B.They allow the arm to move in opposite directions by taking turns to contract.
C.One muscle is a backup in case the other breaks.
D.So that the arm looks symmetrical.
Download the worksheet for The Human Body - The Muscular System to practice offline. It includes additional chapter-level practice questions.
Introduction to Digestive and Respiratory systems
SubtopicIntroduction to Digestive and Respiratory systems under The Human Body for Grade 3 ICSE.
Preview questions (no answers)
- 1.
In which part of the body are nutrients absorbed into the blood?
A.Large Intestine
B.Small Intestine
C.Mouth
D.Food Pipe
- 2.
Which organ is NOT involved in the process of digestion?
A.Stomach
B.Small intestine
C.Lungs
D.Mouth
- 3.
How should we ideally sit while eating our food?
A.Lying down
B.Bending forward
C.Sitting upright
D.Running
- 4.
What is the process of giving out air from the lungs called?
A.Inhalation
B.Exhalation
C.Digestion
D.Swallowing
- 5.
What happens to the food in the mouth?
A.It is turned into carbon dioxide
B.It is chewed and mixed with saliva
C.It is turned into oxygen
D.It is absorbed by the lungs
- 6.
Which organ is NOT involved in the process of breathing?
A.Nose
B.Windpipe
C.Small intestine
D.Lungs
- 7.
The nutrients from the digested food are absorbed into the ____ in the small intestine.
A.Bones
B.Air
C.Blood
D.Muscles
- 8.
If you are in a dusty room, why is it better to breathe through your nose than your mouth?
A.The mouth is only for eating
B.The nose has hairs and mucus to filter out the dust
C.The nose can take in more air than the mouth
D.The mouth will dry up the stomach
- 9.
Which of these is the correct function of the food pipe?
A.To digest food using enzymes
B.To absorb nutrients from the food
C.To connect the mouth to the stomach and move food down
D.To filter air before it reaches the lungs
- 10.
Why is the small intestine called 'small' if it is actually very long?
A.Because it does a very small amount of work
B.Because its diameter (width) is thin compared to the large intestine
C.Because it is located in a small part of the body
D.Because it only handles small pieces of food
Download the worksheet for The Human Body - Introduction to Digestive and Respiratory systems to practice offline. It includes additional chapter-level practice questions.