Human Body
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
The Digestive System
SubtopicThe Digestive System under Human Body for Grade 6 ICSE.
Preview questions (no answers)
- 1.
Which part of the digestive system acts as a passage for both food and air before they divide into two separate tubes?
A.Oesophagus
B.Pharynx
C.Larynx
D.Stomach
- 2.
How many premolars are present in each jaw of an adult human?
A.2
B.4
C.6
D.8
- 3.
What is the substance that covers the root of the tooth?
A.Enamel
B.Dentine
C.Cementum
D.Pulp
- 4.
Which of the following is NOT a part of the human digestive system?
A.Mouth
B.Stomach
C.Lungs
D.Small intestine
- 5.
The liver is a vital accessory organ of the digestive system. Where is it located in the human body?
A.In the lower left part of the abdomen
B.In the upper right part of the abdomen, below the diaphragm
C.Directly behind the stomach
D.Inside the rib cage near the heart
- 6.
In tooth anatomy, what is the name of the part that is visible above the gums?
A.Root
B.Neck
C.Crown
D.Pulp
- 7.
Intestinal juice, which contains various enzymes for final digestion, is secreted by the walls of which organ?
A.Pancreas
B.Liver
C.Small Intestine
D.Stomach
- 8.
What is the dental formula for the 'Milk Teeth' (temporary teeth) set in humans?
A.B.C.D. - 9.
Which organ in the human body is the primary site for the absorption of water from undigested food?
A.Small Intestine
B.Large Intestine
C.Stomach
D.Oesophagus
- 10.
Where are 'Peptidases' produced in the digestive tract to finish the digestion of proteins?
A.Salivary glands
B.Stomach lining
C.Pancreas
D.Small Intestine walls
Download the worksheet for Human Body - The Digestive System to practice offline. It includes additional chapter-level practice questions.
The Respiratory System
SubtopicThe Respiratory System under Human Body for Grade 6 ICSE.
Preview questions (no answers)
- 1.
What happens to the diaphragm during exhalation to push air out of the lungs?
A.It moves downwards
B.It relaxes and moves upwards
C.It becomes very thick
D.It moves to the left side
- 2.
Where can we get the freshest air with the most oxygen?
A.In a crowded room
B.In a busy factory
C.In a garden with many green plants
D.In a closed basement
- 3.
During the process of inhalation, what happens to the diaphragm?
A.It relaxes and moves up
B.It contracts and moves down
C.It stays in the same position
D.It turns into a circle
- 4.
Yawning is often a sign that our body:
A.Has too much oxygen
B.Is very energetic
C.Needs more oxygen or is tired
D.Is hungry
- 5.
Which organ prevents the entry of food into the larynx?
A.Uvula
B.Epiglottis
C.Soft palate
D.Tongue
- 6.
Why is the wall of the alveolus only one cell thick?
A.To allow the lungs to expand easily.
B.To provide a short distance for the rapid diffusion of gases.
C.To prevent the lungs from becoming too heavy.
D.To protect the lungs from infections.
- 7.
What triggers a 'yawn' in humans?
A.Excessive oxygen in the blood.
B.Low concentration of oxygen or high carbon dioxide in the blood.
C.A sudden decrease in body temperature.
D.The need to stretch the diaphragm.
- 8.
The total amount of air that a person can expel from the lungs after a maximum inhalation is known as:
A.Tidal volume
B.Vital capacity
C.Residual volume
D.Inspiratory reserve
- 9.
Which statement about the diaphragm is INCORRECT?
A.It is a dome-shaped muscular sheet.
B.It separates the thoracic cavity from the abdominal cavity.
C.It becomes flat when it contracts during inhalation.
D.It moves downward during exhalation to push air out.
- 10.
During the process of respiration, in which part of the cell is the maximum amount of energy released?
A.Nucleus
B.Cytoplasm
C.Mitochondria
D.Cell Membrane
Download the worksheet for Human Body - The Respiratory System to practice offline. It includes additional chapter-level practice questions.
The Circulatory System
SubtopicThe Circulatory System under Human Body for Grade 6 ICSE.
Preview questions (no answers)
- 1.
Which component of blood is responsible for transporting oxygen to all the cells of the body?
A.White Blood Cells
B.Platelets
C.Red Blood Cells
D.Plasma
- 2.
What term is used to describe the study of the human heart?
A.Biology
B.Cardiology
C.Geology
D.Zoology
- 3.
Which of the following is NOT a major component of the human circulatory system?
A.Heart
B.Blood
C.Lungs
D.Blood vessels
- 4.
Blood from the right ventricle is pumped specifically to which organ?
A.Brain
B.Lungs
C.Kidneys
D.Liver
- 5.
In the blood transfusion compatibility chart shown below, the arrows indicate the direction in which blood can be safely donated from one group to another. Based on the diagram, which blood group is considered the 'Universal Donor'?
A.Group A
B.Group B
C.Group AB
D.Group O
- 6.
Where is the human heart located in the body?
A.In the abdominal cavity
B.In the center of the head
C.In the thoracic cavity, slightly to the left
D.Behind the liver
- 7.
The tiny, irregular-shaped cells that help in the clotting of blood are called:
A.Monocytes
B.Platelets
C.Basophils
D.Eosinophils
- 8.
Which metal ion is present in the center of the hemoglobin molecule?
A.Magnesium
B.Iron
C.Calcium
D.Copper
- 9.
Which of these is a non-cellular component of blood that helps in transport?
A.Leucocytes
B.Thrombocytes
C.Plasma
D.Erythrocytes
- 10.
What would happen to the blood flow if the 'Semilunar valves' at the base of the pulmonary artery were damaged?
A.Blood would flow from the right atrium back to the vena cava
B.Blood would flow back from the pulmonary artery into the right ventricle
C.Blood would flow from the left ventricle into the right ventricle
D.Oxygenated blood would mix with deoxygenated blood in the lungs
Download the worksheet for Human Body - The Circulatory System to practice offline. It includes additional chapter-level practice questions.