Question 1 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cbb3f59b460d7261ec83.jpg' />
In the above figure, human excretory system is depicted. Label the parts 1 and 2.
Question 2 :
Name the process and the organ which help in removing undigested food wastes from the body.
Question 3 :
Name the process and the organ which help in removing carbon dioxide wastes from the body.
Question 4 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cbb9f59b460d7261ec8a.jpg' />
Observe the figure given above and label the part C.
Question 5 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cbb4f59b460d7261ec84.jpg' />
In the above figure, human excretory system is depicted. Label the parts 3 and 4.
Question 6 :
Paheli noticed water being pulled up by a motor pump to an overhead tank of a five storeyed building. She wondered how water moves up to great heights in the tall trees standing next to the building. Can you tell why?
Question 7 :
Name the process and the organ which help in removing urine wastes from the body.
Question 8 :
Name the process and the organ which help in removing sweat wastes from the body.
Question 13 :
Read the following terms given below.
Root, hairs, xylem, urethra, arteries, kidneys, veins, atria, capillaries, heart, ureter, phloem, urinary bladder.
Group the terms on the basis of the transport of substances in plants.
Question 14 :
While learning to ride a bicycle Boojho lost his balance and fell. He got bruises on his knees and it started bleeding. However, the bleeding stopped after some time. What would be the colour of the wounded area and why ?
Question 15 :
Read the following terms given below.
Root, hairs, xylem, urethra, arteries, kidneys, veins, atria, capillaries, heart, ureter, phloem, urinary bladder.
Group the terms on the basis of the circulatory system of animals.
Question 16 :
While learning to ride a bicycle Boojho lost his balance and fell. He got bruises on his knees and it started bleeding. However, the bleeding stopped after some time. Which type of blood cells are responsible for clotting of blood ?
Question 17 :
Read the following terms given below.
Root, hairs, xylem, urethra, arteries, kidneys, veins, atria, capillaries, heart, ureter, phloem, urinary bladder.
Group the terms on the basis of the excretory system in human.
Question 19 :
The blood from the heart is transported to all parts of the body by the ______.
Question 20 :
Water reaches great heights in the trees because of suction pull caused by ______.
Question 22 :
Water absorption through roots can be increased by keeping the plants ______.
Question 23 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cbb9f59b460d7261ec8b.jpg' />
In the above image, match structures given in Column I with functions given in Column II.
Question 26 :
The rhythmic expansion and contraction of the heart is called ______.
Question 28 :
Kidneys eliminate the waste materials in the liquid form called ______.
Question 29 :
State True or False: Arteries and veins are joined by a network of capillaries.
Question 37 :
Name the term used for removal of undigested food from our body.
Question 42 :
What happens to useful substances which are filtered along with harmful substances in kidneys?
Question 43 :
Name the structure which increases the surface area of the root for the absorbing of water.
Question 44 :
What is the special feature present in a human heart which does not allow mixing of blood when oxygen-rich and carbon dioxide-rich blood reach the heart?
Question 46 :
Name the organ which is located in the chest cavity with its lower tip slightly tilted towards the left.
