EASY
7th CBSE
IMPORTANT
Earn 100

Which of the following animal do not have blood circulatory system?
Dog, Hydra, Fish, Birds, Deer, Sponges, Amoeba, Tiger, Paramecium, Cow

Important Questions on Transport in Animals and Plants
HARD
7th CBSE
IMPORTANT
How are food, oxygen, CO2 and other waste materials transported in animals such as sponges and Hydra?

EASY
7th CBSE
IMPORTANT
Match the structures given in column I with functions given in column II.
Column I | Column II | ||
(i) | Stomata | (a) | Absorption of water |
(ii) | Xylem | (b) | Transpiration |
(iii) | Root hair | (c) | Transport of food |
(iv) | Phloem | (d) | Transport of water |

MEDIUM
7th CBSE
IMPORTANT
What is dialysis? What type of patients are put on dialysis machine?

MEDIUM
7th CBSE
IMPORTANT
What happens when the kidney of a person stops working due to infection or injury?

EASY
7th CBSE
IMPORTANT
How can a person having kidney failure survive?

EASY
7th CBSE
IMPORTANT
What does the sweat contain? What are the functions performed by sweating in human beings?

MEDIUM
7th CBSE
IMPORTANT
Explain why some white patches are formed on our clothes, during summer, especially in areas like underarms.

MEDIUM
7th CBSE
IMPORTANT
How do the aquatic animals like fish excrete their cell waste?
